11Sustainable Cities and Communities

SDG 11: Sustainable Cities and Communities — Research Keywords

Research keywords that map publications to SDG 11 (Sustainable Cities and Communities), from the Sustainability Research Mapping 2023 lists.

146 golden 100 in the Top 100 995 in the Top 1,000

Golden list

Golden keywords

Keywords that identify this goal on their own. A superscript marks other goals that share the keyword.

affordable housing¹⁰cultural heritage tourism⁸developing cities¹⁷geosite¹²geosites¹²geotourism¹²green infrastructure⁹green infrastructure (gi)⁹green infrastructures⁹green roofs^{7, 12}heritage tourism⁸household solid waste¹²housing affordability¹⁰housing policies¹⁰housing policy¹⁰housing residents¹⁰incineration bottom ash¹²incineration fly ash¹²informal settlements¹⁷low impact development⁶low impact development (lid)⁶low-income housing¹⁰management of solid waste¹²msw incineration¹²msw landfill¹²msw landfills¹²msw management¹²mswi¹²mswi fly ash¹²mswm¹²municipal land¹²municipal landfill¹²municipal landfill leachate¹²municipal sewage treatment⁶municipal sewage treatment plant⁶municipal solid waste (msw)¹²municipal solid waste (msw) landfill¹²municipal solid waste (msw) landfills¹²municipal solid waste (msw) management¹²municipal solid waste compost¹²municipal solid waste generation¹²municipal solid waste incineration¹²municipal solid waste incineration (mswi)¹²municipal solid waste incineration (mswi) fly ash¹²municipal solid waste incineration bottom ash¹²municipal solid waste incineration fly ash¹²municipal solid waste incinerator¹²municipal solid waste incinerator (mswi)¹²municipal solid waste incinerators¹²municipal solid waste landfill¹²municipal solid waste landfills¹²municipal solid waste management¹²municipal solid waste management (mswm)¹²municipal solid waste management system¹²municipal solid waste¹²municipal solid wastes¹²municipal solid wastes (msw)¹²municipal waste incineration¹²municipal waste incinerator¹²municipal waste landfill¹²municipal waste management¹²municipal wastewater⁶municipal wastewater effluent⁶municipal wastewater treatment⁶municipal wastewater treatment plant⁶municipal wastewater treatment plants⁶municipal wastewaters⁶municipal wwtp⁶neighborhood poverty¹ofmsw¹²organic fraction of municipal solid waste¹²organic fraction of municipal solid waste (ofmsw)¹²pm2.5 pollution¹⁷ppgis¹⁶public housing¹⁰public housing residents¹⁰public participation gis¹⁶public transport network⁹public transport networks⁹public transport service⁹public transport services⁹public transport system⁹public transport systems⁹public transportation system⁹public transportation systems⁹racial residential segregation¹⁰rapid urbanization¹⁷real municipal wastewater⁶recycling solid waste¹²residential segregation¹⁰social housing¹⁰solid waste collection¹²solid waste compost¹²solid waste disposal¹²solid waste generation¹²solid waste incineration¹²solid waste incinerator¹²solid waste landfill¹²solid waste landfills¹²solid waste management¹²solid waste management (swm)¹²solid waste management system¹²solid waste management systems¹²solid waste recycling¹²solid waste treatment¹²storm water management⁶storm water management model⁶stormwater management⁶subsidized housing¹⁰sustainable urban development¹⁷sustainable urbanization¹⁷swmm⁶treated municipal wastewater⁶treated wastewater effluent⁶treatment of municipal wastewater⁶urban expansion¹⁷urban forest management^{12, 15}urban green infrastructure⁹urban infrastructure⁹urban infrastructures⁹urban public transport⁹urban public transportation⁹urban solid waste¹²urban storm⁶urban stormwater⁶urban stormwater management⁶urban sustainable development^{8, 17}urban wastewater⁶urban wastewater treatment⁶urban wastewater treatment plant⁶urban wastewater treatment plants⁶urban water cycle⁶urban water management⁶urban water supply⁶urban water system⁶urbanization and climate change¹³waste collection¹²waste compost¹²waste incineration bottom ash¹²waste incineration fly ash¹²waste landfill¹²waste landfills¹²wastewater effluent⁶wastewater effluents⁶water effluent⁶water effluents⁶

Top 100

Top 100 keywords

The 100 most relevant keywords for this goal, by rank.

1intelligent transportation
2intelligent transportation system
3road safety
4traffic safe
5traffic safety
6municipal wastewater
7public transportation
8flood risk
9urban traffic
10intelligent transportation systems
11heat island
12urban lands
13urban heat
14urban landscape
15green space
16sustainable urban
17urban water
18urban heat island
19urban green
20urban road
21urban transport
22urban ai
23urban air
24housing market
25heritage site
26ad networks
27road networks
28solid wastes
29rail transit
30traffic signal
31rapid urbanization
32municipal solid waste (msw)
33world heritage
34earthquake engineering
35disaster prevention
36solid waste management
37traffic noise
38signalize
39signalized
40urban rail
41urban waste
42urban expansion
43municipal wastewater treatment
44green spaces
45urban form
46seismic risk
47public transit
48signalized intersection
49intelligent transport system
50smart cities
51urban forest
52urban mobility
53water effluent
54wastewater effluent
55post-earthquake
56urban sprawl
57green infrastructure
58urban transportation
59heritage sites
60gentrification
61social housing
62historical building
63urban planner
64urban infrastructure
65urban park
66urban planners
67urban planning
68public housing
69urban green space
70municipal wastewater treatment plant
71urban regeneration
72waste collection
73world heritage site
74historic building
75peak ground acceleration
76signalized intersections
77urban rail transit
78the smart city
79urban ecosystem
80urban land use
81flood hazard
82seismic damage
83traffic emission
84municipal sewage
85informal settlement
86earthquake damage
87urban sustainability
88urban landscapes
89affordable housing
90urban flood
91intelligent transportation systems (its)
92urban wastewater
93green area
94housing policy
95sustainable urban development
96traffic assignment
97pervious surface
98traffic-related
99wenchuan earthquake
100housing price

Top 1,000

Top 1,000 keywords

Rank, keyword and its metrics in Scopus.

995 keywords shown

Rank	Keyword	Papers in the SDG set	Papers in all of Scopus	tf-idf	% of Scopus
1	traffic emissions	2,694	2,888	18.96	93%
2	urban heat island (uhi)	2,573	2,782	18.94	92%
3	municipal solid waste incineration	1,983	2,145	18.94	92%
4	traffic emission	3,383	3,629	18.93	93%
5	urban green spaces	2,089	2,277	18.93	92%
6	urban canyon	1,895	2,065	18.92	92%
7	solid waste incineration	2,130	2,350	18.91	91%
8	drought monitoring	2,030	2,239	18.91	91%
9	street canyon	2,418	2,668	18.91	91%
10	urban canopy	1,366	1,473	18.9	93%
11	traffic-related air pollution	1,239	1,321	18.9	94%
12	urban tree	2,528	2,801	18.9	90%
13	urban trees	1,730	1,910	18.89	91%
14	intelligent transportation system (its)	2,556	2,838	18.89	90%
15	urban road network	2,080	2,321	18.88	90%
16	urban parks	2,538	2,846	18.87	89%
17	urban soils	1,897	2,134	18.87	89%
18	urban rail transit	3,496	3,866	18.86	90%
19	urban vegetation	1,328	1,459	18.86	91%
20	disaster monitoring	1,488	1,655	18.86	90%
21	flood risk management	2,720	3,064	18.86	89%
22	street canyons	1,233	1,347	18.86	92%
23	urban green space	3,593	3,977	18.86	90%
24	urban heat island effect	2,112	2,398	18.85	88%
25	road traffic injuries	1,441	1,608	18.85	90%
26	urban soil	2,736	3,096	18.85	88%
27	traffic flow prediction	1,689	1,907	18.85	89%
28	urban flooding	1,470	1,649	18.84	89%
29	flood risk assessment	1,323	1,471	18.84	90%
30	urban land cover	1,177	1,290	18.84	91%
31	traffic injuries	1,998	2,280	18.84	88%
32	urban canyons	1,128	1,231	18.84	92%
33	intelligent transportation systems (its)	3,197	3,611	18.84	89%
34	urban forests	1,915	2,192	18.83	87%
35	geological disaster	2,378	2,725	18.83	87%
36	geological disasters	1,672	1,906	18.83	88%
37	urban air quality	2,272	2,615	18.83	87%
38	urban wastewater	3,189	3,623	18.83	88%
39	heritage building	2,109	2,430	18.82	87%
40	post-earthquake	4,246	4,712	18.82	90%
41	drought monitor	2,040	2,361	18.82	86%
42	flood risks	1,591	1,826	18.81	87%
43	seismic risk assessment	1,352	1,532	18.81	88%
44	seismic hazard analysis	1,953	2,264	18.81	86%
45	traffic injury	1,155	1,286	18.81	90%
46	traffic safety	2,409	2,797	18.81	86%
47	urban heat islands	1,509	1,730	18.81	87%
48	pedestrian safety	2,062	2,399	18.81	86%
49	organic fraction of municipal solid waste	1,207	1,355	18.81	89%
50	intelligent transportation systems	1,425	1,635	18.8	87%
51	dynamic traffic assignment	1,147	1,284	18.8	89%
52	heritage buildings	1,627	1,886	18.8	86%
53	probabilistic seismic hazard analysis	1,085	1,205	18.8	90%
54	municipal wastewater treatment plants	1,612	1,869	18.8	86%
55	cultural heritage site	1,464	1,686	18.8	87%
56	disaster prevention and mitigation	1,126	1,260	18.79	89%
57	municipal solid waste management	1,730	2,019	18.79	86%
58	intelligent transport systems	3,043	3,531	18.79	86%
59	short-term traffic flow	909	983	18.79	92%
60	historical buildings	2,999	3,490	18.79	86%
61	municipal solid waste incinerator	1,268	1,451	18.78	87%
62	disaster mitigation	3,019	3,521	18.78	86%
63	earthquake early warning	979	1,079	18.78	91%
64	urban roads	2,576	3,029	18.78	85%
65	urban ecosystems	1,871	2,205	18.78	85%
66	road traffic noise	2,272	2,687	18.78	85%
67	urban flood	3,216	3,746	18.78	86%
68	municipal solid waste incineration (mswi)	813	866	18.77	94%
69	urban heat island (uhi) effect	845	908	18.77	93%
70	geoheritage	1,115	1,260	18.77	88%
71	bus rapid transit	1,317	1,522	18.77	87%
72	urban greening	1,217	1,394	18.77	87%
73	municipal wastewater treatment plant	3,562	4,123	18.77	86%
74	unesco world heritage	2,051	2,432	18.77	84%
75	solid waste incinerator	1,394	1,624	18.77	86%
76	heat islands	1,866	2,214	18.77	84%
77	built heritage	1,761	2,086	18.77	84%
78	wastewater effluents	1,840	2,184	18.76	84%
79	flood mitigation	1,954	2,323	18.76	84%
80	geological hazard	2,246	2,673	18.76	84%
81	intelligent transport systems (its)	1,027	1,154	18.76	89%
82	municipal solid waste landfill	1,267	1,470	18.76	86%
83	geological hazards	1,516	1,789	18.76	85%
84	heritage conservation	2,126	2,543	18.75	84%
85	public transportation system	1,927	2,304	18.75	84%
86	urban ecosystem	3,479	4,074	18.75	85%
87	uhi effect	854	932	18.75	92%
88	heat island effect	2,669	3,183	18.75	84%
89	urban wastewater treatment	983	1,104	18.75	89%
90	urban drainage system	1,392	1,638	18.75	85%
91	seismic damage	3,436	4,039	18.75	85%
92	city logistics	1,131	1,301	18.75	87%
93	performance-based earthquake engineering	795	857	18.75	93%
94	solid waste landfill	1,761	2,109	18.75	83%
95	urban stormwater	2,236	2,689	18.74	83%
96	unesco world heritage site	1,223	1,424	18.74	86%
97	urban sustainability	3,345	3,951	18.74	85%
98	historical building	3,910	4,552	18.74	86%
99	the urban traffic	1,035	1,179	18.74	88%
100	cultural heritage sites	1,147	1,327	18.74	86%
101	sustainable urban development	3,132	3,723	18.74	84%
102	urban air mobility	946	1,062	18.74	89%
103	smart city	2,208	2,665	18.74	83%
104	urban park	3,776	4,422	18.74	85%
105	probabilistic seismic hazard	1,860	2,245	18.73	83%
106	industrial solid waste	1,345	1,592	18.73	84%
107	road traffic safety	1,126	1,305	18.73	86%
108	surface urban heat island	705	744	18.73	95%
109	traffic assignment	3,107	3,730	18.72	83%
110	historical masonry	859	956	18.72	90%
111	flood mapping	934	1,057	18.72	88%
112	urban microclimate	986	1,127	18.72	87%
113	urban forestry	1,085	1,261	18.72	86%
114	urban freight	1,108	1,292	18.72	86%
115	walking and cycling	1,078	1,252	18.72	86%
116	intelligent transport system	4,607	5,316	18.72	87%
117	seismic vulnerability assessment	836	928	18.72	90%
118	urban water management	1,192	1,406	18.71	85%
119	development of cities	1,593	1,931	18.71	82%
120	urban pollution	1,725	2,100	18.71	82%
121	traffic pollution	964	1,102	18.71	87%
122	natural heritage	2,091	2,563	18.71	82%
123	architectural heritage	2,611	3,187	18.71	82%
124	cultural heritage object	880	992	18.71	89%
125	public transport service	1,398	1,685	18.71	83%
126	informal settlements	2,767	3,373	18.71	82%
127	metro system	1,364	1,644	18.7	83%
128	urban drainage	2,948	3,590	18.7	82%
129	msw management	830	928	18.7	89%
130	wastewater effluent	4,427	5,181	18.7	85%
131	urban thermal environment	765	840	18.7	91%
132	urban sewage	1,399	1,694	18.7	83%
133	urban land use	3,457	4,163	18.7	83%
134	historical heritage	1,507	1,836	18.7	82%
135	urban forest	4,588	5,355	18.69	86%
136	earthquake emergency	764	841	18.69	91%
137	community garden	1,213	1,451	18.69	84%
138	smart city application	1,190	1,422	18.69	84%
139	urban environmental	2,382	2,943	18.69	81%
140	world heritage site	3,541	4,275	18.69	83%
141	heritage preservation	1,363	1,656	18.69	82%
142	geological heritage	767	849	18.69	90%
143	informal settlement	3,363	4,084	18.69	82%
144	urban traffic network	830	936	18.69	89%
145	urban green infrastructure	733	803	18.69	91%
146	cultural heritage objects	825	930	18.68	89%
147	urban drainage systems	1,013	1,188	18.68	85%
148	disaster risk management	1,688	2,087	18.68	81%
149	transit-oriented development	961	1,117	18.68	86%
150	seismic fragility analysis	659	703	18.68	94%
151	public transport system	2,340	2,906	18.68	81%
152	heritage management	1,766	2,190	18.68	81%
153	flood management	2,751	3,403	18.68	81%
154	ofmsw	813	917	18.68	89%
155	transit-oriented	1,118	1,337	18.68	84%
156	congestion pricing	1,145	1,375	18.67	83%
157	urban air pollution	2,363	2,948	18.67	80%
158	urban public transport	1,469	1,813	18.67	81%
159	urban street canyon	675	730	18.67	92%
160	urban road networks	819	929	18.67	88%
161	city logistic	1,166	1,407	18.67	83%
162	urban landscapes	3,279	4,029	18.67	81%
163	urban green area	764	855	18.67	89%
164	uhi intensity	630	671	18.66	94%
165	flood modelling	713	786	18.66	91%
166	neighborhood poverty	606	639	18.66	95%
167	the smart city	3,493	4,283	18.66	82%
168	traffic flow forecasting	786	890	18.66	88%
169	meteorological disaster	866	1,002	18.66	86%
170	traffic flow forecast	866	1,003	18.66	86%
171	public transport use	823	944	18.65	87%
172	historic buildings	2,760	3,458	18.65	80%
173	heritage tourism	1,684	2,118	18.65	80%
174	urban transformation	2,296	2,899	18.65	79%
175	bus rapid transit (brt)	739	828	18.65	89%
176	smart cities	4,591	5,475	18.65	84%
177	public transport network	937	1,106	18.65	85%
178	signalized intersections	3,533	4,357	18.65	81%
179	urban mobility	4,538	5,435	18.65	83%
180	social housing	3,934	4,803	18.64	82%
181	carsharing	744	839	18.64	89%
182	smart city applications	1,031	1,241	18.64	83%
183	waste collection	3,544	4,397	18.63	81%
184	municipal wastewater treatment	5,243	6,177	18.63	85%
185	heritage sites	4,014	4,916	18.63	82%
186	disaster prevention	5,822	6,744	18.63	86%
187	earthquake damage	3,357	4,196	18.63	80%
188	earthquake hazard	2,797	3,547	18.63	79%
189	urban planning	3,650	4,537	18.62	80%
190	urban intersection	910	1,084	18.62	84%
191	housing affordability	1,241	1,549	18.62	80%
192	historic building	3,540	4,420	18.62	80%
193	urban water supply	1,206	1,501	18.62	80%
194	urban expressway	799	929	18.62	86%
195	urban land-use	831	975	18.62	85%
196	road traffic injury	632	693	18.62	91%
197	flood prediction	1,120	1,385	18.62	81%
198	urban greens	655	727	18.61	90%
199	ancient building	1,005	1,225	18.61	82%
200	flood hazard map	714	811	18.61	88%
201	traffic assignment model	809	948	18.61	85%
202	municipal solid wastes	1,650	2,120	18.61	78%
203	public parks	1,038	1,275	18.61	81%
204	urban green areas	678	762	18.61	89%
205	disaster loss	811	952	18.61	85%
206	organic solid waste	773	900	18.6	86%
207	urban climate	2,520	3,255	18.6	77%
208	short-term traffic	1,322	1,680	18.6	79%
209	urban landscape	1,266	1,603	18.6	79%
210	urban greenspace	627	693	18.6	90%
211	rail transit system	1,156	1,449	18.6	80%
212	world heritage sites	1,020	1,256	18.6	81%
213	urban regeneration	3,556	4,488	18.6	79%
214	sustainable urban planning	719	825	18.6	87%
215	deprived neighbourhood	682	773	18.6	88%
216	solid waste generation	901	1,088	18.6	83%
217	community gardens	862	1,032	18.6	84%
218	municipal sewage sludge	1,388	1,777	18.6	78%
219	urban governance	2,921	3,755	18.6	78%
220	urban infrastructure	3,800	4,775	18.59	80%
221	traffic signal control	2,283	2,972	18.59	77%
222	municipal landfill	1,110	1,391	18.59	80%
223	urban rail	5,299	6,376	18.59	83%
224	residential mobility	1,994	2,608	18.59	76%
225	municipal solid waste (msw)	6,375	7,421	18.59	86%
226	compact city	828	991	18.58	84%
227	urban wastewater treatment plant	607	672	18.58	90%
228	urban traffic congestion	744	870	18.58	86%
230	intelligent transport system (its)	656	745	18.58	88%
231	transport policies	1,158	1,473	18.57	79%
232	highway capacity	1,158	1,474	18.57	79%
233	flood modeling	685	789	18.57	87%
234	public transportation systems	881	1,075	18.57	82%
235	drought disaster	579	636	18.57	91%
236	seismic hazard map	702	815	18.57	86%
237	public transit	4,687	5,805	18.57	81%
238	urban road traffic	669	769	18.57	87%
239	signalized intersection	4,671	5,796	18.57	81%
240	highway capacity manual	909	1,120	18.57	81%
241	urban waste	5,296	6,451	18.56	82%
242	urban storm	2,736	3,596	18.56	76%
243	homeownership	2,172	2,879	18.56	75%
244	pluvial flood	538	581	18.56	93%
245	street lighting	1,665	2,200	18.56	76%
246	smart city concept	786	943	18.56	83%
247	archaeological heritage	990	1,242	18.56	80%
248	municipal solid waste incineration fly ash	488	511	18.56	95%
249	public transport systems	930	1,158	18.55	80%
250	public transport services	883	1,090	18.55	81%
251	transit agencies	902	1,118	18.55	81%
252	urban public space	916	1,139	18.55	80%
253	urban policies	1,544	2,042	18.55	76%
254	urban pm	506	538	18.55	94%
255	ground motion prediction	968	1,216	18.55	80%
256	sustainable urban mobility	605	682	18.55	89%
257	short-term traffic flow prediction	518	556	18.55	93%
258	archaeological artefact	615	698	18.55	88%
259	organic fraction of municipal solid waste (ofmsw)	531	576	18.55	92%
260	heat island intensity	645	743	18.55	87%
261	residential segregation	2,109	2,820	18.55	75%
262	urban surface	1,877	2,509	18.55	75%
264	urban canopy model	482	507	18.54	95%
265	road network data	569	634	18.54	90%
266	earthquake engineering	6,207	7,434	18.54	83%
267	carpooling	804	982	18.54	82%
268	treated municipal wastewater	669	783	18.54	85%
269	traffic fatalities	905	1,134	18.53	80%
270	public park	1,590	2,127	18.53	75%
271	urban green	8,147	9,241	18.53	88%
272	neighborhood deprivation	471	495	18.53	95%
273	use of public transport	762	926	18.53	82%
274	transport policy	2,664	3,573	18.53	75%
275	flood map	1,311	1,738	18.53	75%
276	ancient buildings	742	897	18.53	83%
277	historical city	711	851	18.52	84%
278	urban air mobility (uam)	514	559	18.52	92%
279	heritage object	1,128	1,472	18.52	77%
280	disaster reconstruction	758	922	18.52	82%
281	meteorological disasters	632	734	18.52	86%
282	ground-motion prediction	644	752	18.52	86%
283	disaster risk assessment	555	620	18.52	90%
284	urban heat island	8,336	9,446	18.52	88%
285	urban forms	1,118	1,460	18.52	77%
286	urban rail transit system	522	572	18.52	91%
287	archaeological artefacts	578	655	18.52	88%
288	heritage objects	1,034	1,337	18.52	77%
289	solid waste landfills	756	924	18.51	82%
290	urban floods	569	644	18.51	88%
291	solid waste management system	785	968	18.51	81%
292	carpool	1,046	1,361	18.51	77%
293	green spaces	5,107	6,421	18.51	80%
294	deprived neighbourhoods	576	656	18.51	88%
295	urban heat island intensity	509	557	18.51	91%
296	road pricing	1,095	1,436	18.51	76%
297	flood model	1,832	2,497	18.51	73%
298	public open space	742	906	18.51	82%
299	flood damage	2,436	3,314	18.51	74%
300	pervious surfaces	1,661	2,260	18.51	73%
301	rail transit	6,995	8,306	18.51	84%
302	impervious surfaces	1,618	2,201	18.5	74%
303	gentrification	3,941	5,161	18.5	76%
304	urban nature	743	912	18.5	81%
305	rail transit network	580	666	18.5	87%
306	solid waste treatment	677	815	18.49	83%
307	solid waste compost	645	767	18.49	84%
308	greenspace	1,368	1,857	18.49	74%
309	urban ecosystem service	495	543	18.49	91%
310	tsunami warning	769	958	18.49	80%
311	municipal solid waste compost	557	637	18.49	87%
312	traffic noise	5,436	6,845	18.49	79%
313	highway traffic	2,596	3,561	18.49	73%
314	urban heritage	793	997	18.48	80%
315	earthquake scenario	988	1,295	18.48	76%
316	world heritage area	553	632	18.48	88%
317	earthquake loss	611	720	18.48	85%
318	urban road	7,859	9,196	18.48	85%
319	traffic signals	2,481	3,416	18.48	73%
320	urban traffic flow	528	595	18.48	89%
321	real road network	465	501	18.48	93%
322	post-disaster reconstruction	604	710	18.48	85%
323	world heritage list	957	1,252	18.48	76%
324	transit-oriented development (tod)	489	538	18.48	91%
325	historical center	676	822	18.48	82%
326	road networks	7,414	8,823	18.47	84%
327	urban intersections	621	739	18.47	84%
328	affordable housing	3,248	4,413	18.47	74%
329	city traffic	1,607	2,225	18.47	72%
330	heritage institution	650	786	18.47	83%
331	heritage institutions	618	737	18.47	84%
332	urban expansion	5,247	6,703	18.47	78%
333	ground motion prediction equation	672	820	18.47	82%
334	sustainable development of cities	492	546	18.47	90%
335	municipal solid waste (msw) landfill	544	625	18.47	87%
336	housing tenure	1,057	1,414	18.47	75%
337	municipal waste management	617	737	18.46	84%
338	earthquake disaster	2,209	3,081	18.46	72%
339	impervious surface	3,027	4,156	18.46	73%
340	earthquake hazards	966	1,276	18.46	76%
341	urban freight transport	565	658	18.46	86%
342	earthquake-resistant	1,386	1,912	18.46	72%
343	housing first	545	628	18.46	87%
344	municipal solid waste	877	1,141	18.46	77%
345	historical centre	661	807	18.46	82%
346	green areas	2,695	3,739	18.46	72%
347	urban solid waste	744	936	18.46	79%
348	urban transport system	738	928	18.46	80%
349	heritage list	1,130	1,533	18.46	74%
350	pervious surface	3,093	4,256	18.46	73%
351	urban planning and management	550	639	18.45	86%
352	water effluents	1,881	2,642	18.45	71%
353	cultural heritage conservation	528	606	18.45	87%
354	travel time saving	537	620	18.45	87%
355	urban runoff	2,097	2,949	18.45	71%
356	low-income housing	1,011	1,355	18.45	75%
357	mswi fly ash	596	711	18.45	84%
358	housing development	2,826	3,930	18.45	72%
359	smart city development	630	765	18.45	82%
360	municipal land	1,211	1,665	18.45	73%
361	urban infrastructures	662	816	18.44	81%
362	urban transportation system	896	1,181	18.44	76%
363	flood risk map	509	580	18.44	88%
364	heritage area	806	1,042	18.44	77%
365	housing supply	1,121	1,531	18.44	73%
366	urban transportation	4,039	5,444	18.44	74%
367	urban developments	961	1,286	18.44	75%
368	municipal solid waste (msw) management	466	516	18.44	90%
369	heritage site	7,511	9,067	18.44	83%
370	municipal sewage	3,380	4,655	18.44	73%
371	probabilistic seismic hazard analysis (psha)	460	508	18.44	91%
372	cultural heritage preservation	557	657	18.44	85%
373	urban ecosystem services	450	494	18.43	91%
374	urban form	4,999	6,558	18.43	76%
375	simulation of urban mobility	483	545	18.43	89%
376	public transit system	640	789	18.43	81%
377	urban heat	8,995	10,448	18.43	86%
378	housing developments	996	1,349	18.43	74%
379	municipal solid waste landfills	549	649	18.42	85%
380	anthropogenic heat	680	855	18.42	80%
381	urban transformations	659	822	18.42	80%
382	shrinking cities	521	606	18.42	86%
384	cultural heritage management	570	683	18.42	83%
385	housing policies	1,425	2,016	18.42	71%
386	waste incineration fly ash	524	612	18.42	86%
387	seismic hazard maps	469	527	18.42	89%
388	island effect	2,828	3,996	18.42	71%
389	incineration fly ash	616	757	18.42	81%
390	urban morphology	1,900	2,721	18.42	70%
391	urban catchment	1,320	1,861	18.42	71%
392	sport policies	1,160	1,617	18.41	72%
393	smart city environment	503	582	18.41	86%
394	housing markets	2,271	3,256	18.41	70%
395	urban renewal	2,803	3,981	18.41	70%
396	public transport user	469	532	18.4	88%
397	metro systems	548	656	18.4	84%
398	creative city	570	691	18.4	82%
399	urban planning process	517	608	18.4	85%
400	public housing	3,629	5,056	18.4	72%
401	urban policy	3,007	4,274	18.4	70%
402	urban gardens	578	706	18.4	82%
403	historic city	779	1,028	18.4	76%
404	ground-motion prediction equation	492	571	18.4	86%
405	urban planning and design	722	937	18.4	77%
406	urban garden	954	1,310	18.39	73%
407	travel time savings	474	544	18.39	87%
408	housing policy	3,144	4,469	18.39	70%
409	congestion traffic	492	573	18.39	86%
410	msw landfill	682	876	18.39	78%
411	sustainable urbanization	498	583	18.39	85%
412	ground-motion	1,891	2,753	18.39	69%
413	urban bus	1,296	1,855	18.39	70%
414	urban stormwater runoff	567	693	18.39	82%
415	urban traffic	9,630	11,214	18.39	86%
416	intelligent traffic	1,993	2,904	18.39	69%
417	municipal sludge	1,111	1,566	18.39	71%
418	treatment of municipal wastewater	584	721	18.38	81%
419	urban waters	1,528	2,215	18.38	69%
420	local climate zone	528	632	18.38	84%
421	earthquake early warning system	418	460	18.38	91%
422	world heritage	6,230	8,039	18.38	77%
423	urban watershed	1,308	1,880	18.38	70%
424	traffic flow data	1,159	1,647	18.38	70%
425	solid waste management	5,668	7,458	18.38	76%
426	sendai framework	565	693	18.38	82%
427	the housing market	2,777	4,010	18.38	69%
428	city parks	520	622	18.38	84%
429	flood risk	10,506	12,022	18.37	87%
430	residential satisfaction	513	612	18.37	84%
431	sustainable city	1,463	2,129	18.37	69%
432	heat island	9,314	11,010	18.37	85%
433	urban railway	955	1,328	18.37	72%
434	land use and transport	775	1,038	18.37	75%
435	tsunami early warning	405	444	18.37	91%
436	transit network	1,826	2,685	18.37	68%
437	public transportation network	470	547	18.36	86%
438	natural disaster risk	455	524	18.36	87%
439	urban air	7,645	9,530	18.36	80%
440	rail transit station	419	468	18.36	90%
441	light rail transit	814	1,107	18.36	74%
442	bus stops	1,550	2,279	18.36	68%
443	earthquake risk	1,304	1,896	18.36	69%
444	street lighting system	449	516	18.36	87%
445	national heritage	1,058	1,506	18.36	70%
446	municipal solid waste incinerator (mswi)	377	404	18.36	93%
447	municipal wastewater effluent	438	500	18.35	88%
448	water effluent	4,534	6,276	18.35	72%
449	treated wastewater effluent	432	491	18.35	88%
450	gmpes	514	622	18.35	83%
451	urban development plan	587	741	18.35	79%
452	impacts of urbanization	738	991	18.35	74%
453	urban traffic management	483	575	18.34	84%
454	envi-met	740	996	18.34	74%
455	flood risk analysis	439	505	18.34	87%
456	traffic congestions	704	938	18.34	75%
457	solid waste recycling	464	546	18.34	85%
458	smart city service	432	496	18.34	87%
459	flood loss	589	751	18.34	78%
460	urban catchments	669	883	18.34	76%
461	tramway	943	1,336	18.34	71%
462	green infrastructure	4,065	5,769	18.33	70%
463	public transport users	416	471	18.33	88%
464	municipal wwtp	464	548	18.33	85%
465	intersection traffic	733	992	18.33	74%
466	ad networks	7,429	9,463	18.33	79%
467	transit line	924	1,311	18.33	70%
468	urban ai	7,665	9,708	18.33	79%
469	ground motion prediction equations	498	606	18.33	82%
470	smart city project	563	713	18.33	79%
471	public transport vehicles	444	519	18.32	86%
472	solid waste collection	596	768	18.32	78%
473	flood hazard	3,442	5,015	18.32	69%
474	polluted cities	578	739	18.32	78%
475	heritage education	451	531	18.32	85%
476	earthquake prediction	2,252	3,388	18.32	66%
477	sustainable urban drainage	450	530	18.32	85%
478	urban resilience	1,242	1,838	18.32	68%
479	neighbourhood deprivation	369	401	18.32	92%
480	urban disaster	538	674	18.32	80%
481	public transport (pt)	356	381	18.32	93%
482	urban biodiversity	765	1,053	18.32	73%
483	flood risk reduction	431	501	18.32	86%
484	disaster prevention and reduction	392	439	18.31	89%
485	municipal sewage treatment	687	925	18.31	74%
486	urban water cycle	430	500	18.31	86%
487	road traffic congestion	439	515	18.31	85%
488	heat island effects	500	615	18.31	81%
489	seismic vulnerability	2,744	4,111	18.31	67%
490	seismic fragility	1,423	2,142	18.31	66%
491	waste compost	2,122	3,221	18.31	66%
492	housing program	1,321	1,981	18.31	67%
493	signalized	5,402	7,434	18.31	73%
494	urban transportation network	459	550	18.3	83%
495	deprived neighborhood	360	391	18.3	92%
496	world cultural heritage	452	539	18.3	84%
497	gmpe	690	936	18.3	74%
498	scenario earthquake	515	643	18.3	80%
499	urban sustainable development	638	849	18.3	75%
500	intelligent transportation systems (itss)	405	464	18.3	87%
501	bus stop	2,293	3,488	18.3	66%
502	urban background	1,282	1,926	18.3	67%
503	urban temperature	497	615	18.3	81%
504	urbanization and climate change	410	473	18.3	87%
505	urban particulate matter	405	465	18.3	87%
506	seismic capacity	1,292	1,946	18.3	66%
507	earthquake scenarios	606	799	18.29	76%
508	public transportation service	499	620	18.29	80%
509	flood inundation	1,345	2,037	18.29	66%
510	flood hazard maps	366	404	18.29	91%
511	urban public spaces	459	555	18.29	83%
512	sustainable urban transport	445	532	18.29	84%
513	urban stream	1,312	1,985	18.29	66%
514	sponge city	624	833	18.29	75%
515	urban traffic control	624	833	18.29	75%
516	pluvial flooding	343	369	18.28	93%
517	urban land expansion	327	344	18.28	95%
518	urban stormwater management	465	567	18.28	82%
520	urban densification	389	443	18.28	88%
521	disaster losses	439	525	18.28	84%
522	traffic-related	3,058	4,607	18.28	66%
523	urban rivers	933	1,362	18.28	69%
524	mega-cities	521	662	18.28	79%
525	sustainable urban	8,622	10,860	18.28	79%
526	flood disasters	1,070	1,596	18.28	67%
527	urban rail transit network	393	451	18.28	87%
528	housing need	1,136	1,707	18.28	67%
529	flood vulnerability	637	861	18.28	74%
530	urban commuting	379	429	18.27	88%
531	traffic assignment problem	506	639	18.27	79%
532	rail transit systems	485	604	18.27	80%
533	urban planners	3,654	5,421	18.27	67%
534	urban informal settlement	355	391	18.27	91%
535	greenspaces	506	640	18.27	79%
536	industrial solid wastes	453	553	18.27	82%
537	urban plans	503	637	18.27	79%
538	housing residents	533	688	18.27	77%
539	housing needs	979	1,452	18.27	67%
540	peak ground acceleration (pga)	1,360	2,090	18.27	65%
541	urban traffic system	373	422	18.27	88%
542	impervious surface area	513	655	18.26	78%
543	urban waterlog	349	384	18.26	91%
544	real-time traffic flow	349	384	18.26	91%
545	urban open space	519	666	18.26	78%
546	public open spaces	429	516	18.26	83%
547	urban streams	825	1,195	18.26	69%
548	smart city services	382	439	18.26	87%
549	cultural heritage institutions	394	459	18.26	86%
550	urban waterlogging	336	365	18.26	92%
551	urban watersheds	714	1,005	18.25	71%
552	public green	633	865	18.25	73%
553	short-term traffic flow forecast	332	359	18.25	92%
554	green area	3,185	4,850	18.25	66%
555	urban river	1,898	2,970	18.25	64%
556	municipal wastewaters	597	805	18.25	74%
557	housing provision	810	1,174	18.25	69%
558	heritage collection	410	487	18.25	84%
559	mega cities	484	612	18.25	79%
560	access to housing	512	660	18.25	78%
561	urban street canyons	327	353	18.25	93%
562	urban development project	496	634	18.24	78%
563	city applications	1,112	1,698	18.24	65%
564	smart card data	589	796	18.24	74%
565	typhoon disaster	356	401	18.24	89%
566	municipal solid waste incineration (mswi) fly ash	313	332	18.24	94%
567	urban heat island effects	391	459	18.24	85%
568	traffic signal	6,582	8,994	18.24	73%
569	urban public transportation	444	548	18.24	81%
570	urban lands	9,304	11,716	18.24	79%
571	urban land uses	430	525	18.24	82%
572	urban planner	3,806	5,729	18.24	66%
573	urban sprawl	4,167	6,199	18.23	67%
574	municipal solid waste incinerators	402	479	18.23	84%
575	earthquake resistant	1,263	1,966	18.23	64%
576	smart city initiative	472	598	18.23	79%
577	flood disaster	2,400	3,775	18.23	64%
578	traffic noise level	429	525	18.23	82%
579	rental housing	1,299	2,029	18.23	64%
580	msw incineration	443	549	18.23	81%
581	seismic hazard model	339	376	18.23	90%
582	unesco world heritage list	387	455	18.23	85%
583	urban transit	1,262	1,970	18.23	64%
584	archaeological artifact	458	576	18.23	80%
585	ground-motion prediction equations	384	451	18.23	85%
586	smart city construction	331	364	18.23	91%
587	hazardous solid waste	404	485	18.22	83%
588	urban transport	7,738	10,266	18.22	75%
589	transit service	1,662	2,640	18.22	63%
590	traffic safety and efficiency	334	370	18.22	90%
591	solid waste management (swm)	374	436	18.22	86%
592	road traffic emission	319	346	18.22	92%
593	mega-city	430	531	18.22	81%
594	sport policy	2,673	4,207	18.22	64%
595	spectral acceleration	1,519	2,413	18.22	63%
596	green infrastructure (gi)	545	731	18.22	75%
597	flood resilience	499	651	18.22	77%
598	mswi	1,954	3,121	18.21	63%
599	sendai framework for disaster risk reduction	380	448	18.21	85%
600	urban emission	469	600	18.21	78%
601	highway traffic safety	917	1,391	18.21	66%
602	flood hazards	1,007	1,549	18.21	65%
603	public transportation	11,043	13,435	18.21	82%
604	low impact development	1,114	1,736	18.21	64%
605	transit access	484	628	18.21	77%
606	green time	714	1,034	18.21	69%
607	seismic loss	460	587	18.21	78%
608	urban built-up	558	759	18.2	74%
609	bicycle infrastructure	337	379	18.2	89%
610	urban flood risk	321	353	18.2	91%
611	archaeological artifacts	431	538	18.2	80%
612	sustainable urban drainage system	372	438	18.2	85%
613	transport users	576	793	18.2	73%
614	dynamic traffic assignment (dta)	308	333	18.2	92%
615	traffic signal timing	474	614	18.2	77%
616	green city	483	630	18.2	77%
617	green space	8,636	11,289	18.2	76%
618	surface urban heat island (suhi)	291	306	18.2	95%
619	urban ecology	1,914	3,087	18.2	62%
620	seismic hazard assessment	1,694	2,731	18.2	62%
621	transit station	928	1,422	18.2	65%
622	flood damages	595	829	18.2	72%
623	transit accessibility	325	362	18.19	90%
624	earthquake early warning (eew)	309	336	18.19	92%
625	public transport networks	378	451	18.19	84%
626	water sensitive urban design	351	406	18.19	86%
627	post-earthquake damage	319	353	18.19	90%
628	new urbanism	511	683	18.19	75%
629	urban surfaces	568	785	18.19	72%
630	municipal wastewater	12,096	14,484	18.19	84%
631	urban water system	652	936	18.19	70%
632	signalize	5,416	7,910	18.18	68%
633	short-term traffic flow forecasting	302	327	18.18	92%
634	cultural heritage building	325	365	18.18	89%
635	deprived neighborhoods	306	334	18.18	92%
636	urban wastewater treatment plants	323	362	18.18	89%
637	transit use	728	1,077	18.18	68%
638	formal housing	514	694	18.18	74%
639	urban street	2,226	3,620	18.17	61%
640	geosite	736	1,095	18.17	67%
641	urban traffic networks	349	407	18.17	86%
643	street tree	839	1,283	18.17	65%
644	participatory gis	355	418	18.17	85%
645	rapid urban development	388	475	18.17	82%
646	solid wastes	7,257	10,038	18.17	72%
647	amway	944	1,475	18.17	64%
648	swmm	1,336	2,171	18.16	62%
649	world natural heritage	305	336	18.16	91%
650	signal priority	488	653	18.16	75%
651	heat island mitigation	326	371	18.16	88%
652	traffic safe	12,836	15,278	18.16	84%
653	road safety	12,947	15,371	18.16	84%
654	earthquake disasters	596	849	18.16	70%
655	municipal solid waste (msw) landfills	313	350	18.16	89%
656	informal housing	415	525	18.16	79%
657	municipal sewage treatment plant	505	685	18.16	74%
658	mega city	359	428	18.16	84%
659	fragility analysis	1,152	1,855	18.16	62%
660	disaster prevention and control	279	295	18.16	95%
661	heritage collections	345	405	18.15	85%
662	smart-city	377	460	18.15	82%
663	hazard maps	1,534	2,523	18.15	61%
664	geosites	606	870	18.15	70%
665	smart city projects	390	483	18.15	81%
666	housing programs	628	911	18.15	69%
667	public green space	387	478	18.15	81%
668	local climate zones	354	421	18.15	84%
669	cycle infrastructure	372	452	18.15	82%
670	pervious area	788	1,204	18.15	65%
671	urban scale	1,716	2,835	18.15	61%
672	transit stations	623	903	18.15	69%
673	intelligent transportation system	15,100	17,157	18.15	88%
674	urban function	1,050	1,681	18.15	62%
675	road congestion	832	1,287	18.15	65%
676	street light	1,851	3,065	18.15	60%
677	housing association	586	837	18.15	70%
678	building damage	1,585	2,620	18.15	60%
679	effects of urbanization	1,091	1,758	18.15	62%
680	flood-risk	350	416	18.15	84%
681	flood-prone areas	733	1,108	18.15	66%
682	flood-prone area	830	1,286	18.14	65%
683	municipal solid waste incineration bottom ash	269	281	18.14	96%
684	agility analysis	1,152	1,874	18.14	61%
685	real municipal wastewater	269	282	18.14	95%
686	subsidized housing	463	618	18.14	75%
687	impervious area	739	1,124	18.14	66%
688	geoconservation	512	707	18.14	72%
689	uhii	330	384	18.14	86%
690	smart city initiatives	399	505	18.13	79%
691	natural heritage site	310	351	18.13	88%
692	community gardening	295	326	18.13	90%
693	household solid waste	321	370	18.13	87%
694	waste landfills	1,044	1,688	18.13	62%
695	urban pm2.5	260	269	18.13	97%
696	sustainable cities	2,166	3,608	18.13	60%
697	ridership	1,890	3,162	18.13	60%
698	safety road	484	660	18.13	73%
699	arterial road	1,029	1,665	18.13	62%
700	road traffic emissions	276	296	18.13	93%
701	supportive housing	549	781	18.12	70%
702	flood extent	691	1,045	18.12	66%
703	signal timing	1,706	2,865	18.12	60%
704	peak ground velocity	759	1,173	18.12	65%
705	seismic risk	4,695	7,251	18.12	65%
706	urban land surface	274	294	18.12	93%
707	traffic noise exposure	311	356	18.12	87%
708	national highway traffic safety administration	787	1,226	18.12	64%
709	hazus	409	528	18.12	77%
710	metropolitan planning	586	853	18.12	69%
711	urban regeneration project	363	447	18.12	81%
712	beijing urban	509	712	18.11	71%
713	urban density	772	1,202	18.11	64%
714	peri-urban land	306	349	18.11	88%
715	housing intervention	281	307	18.11	92%
716	rapid urbanization	6,395	9,342	18.11	68%
717	heritage value	1,117	1,841	18.11	61%
718	flood risk mitigation	282	309	18.11	91%
719	urban management	1,616	2,727	18.11	59%
720	municipal wastes	801	1,259	18.11	64%
721	waste landfill	2,462	4,123	18.11	60%
722	cooperative intelligent transport system	299	338	18.11	88%
723	impact of urbanization	943	1,526	18.11	62%
724	urban metabolism	617	918	18.1	67%
725	flood depth	550	793	18.1	69%
726	developing cities	563	818	18.1	69%
727	urban conservation	443	596	18.1	74%
728	earthquake catalog	1,449	2,451	18.1	59%
729	seismic hazard analyses	290	325	18.1	89%
730	flood-prone	1,418	2,398	18.1	59%
731	intelligent traffic system	484	673	18.1	72%
732	urban open spaces	344	419	18.1	82%
733	urban fabric	1,785	3,042	18.09	59%
734	housing market	7,567	10,724	18.09	71%
735	urban development process	383	489	18.09	78%
736	flood impact	659	1,004	18.09	66%
737	solid waste material	440	594	18.09	74%
738	public transit service	310	361	18.09	86%
739	public transit network	280	310	18.09	90%
740	seismic risk mitigation	274	300	18.09	91%
741	urban development projects	384	493	18.09	78%
742	incineration bottom ash	384	493	18.09	78%
743	traffic signal control system	367	463	18.09	79%
744	microzonation	779	1,236	18.08	63%
745	regeneration project	608	913	18.08	67%
746	street trees	679	1,048	18.08	65%
747	public housing residents	307	358	18.08	86%
748	cultural heritage material	311	365	18.08	85%
749	road network density	261	280	18.08	93%
750	senior housing	346	427	18.08	81%
751	spectral accelerations	513	735	18.08	70%
752	user equilibrium	1,503	2,576	18.08	58%
753	urban arterial	649	993	18.08	65%
754	signal control system	546	798	18.08	68%
755	urban greenery	415	553	18.08	75%
756	smart city system	300	347	18.08	86%
757	urban water resource	418	559	18.08	75%
758	dynamic traffic assignment model	267	291	18.08	92%
759	heat island phenomenon	330	400	18.07	83%
760	brt system	339	416	18.07	81%
761	utilization of solid waste	318	379	18.07	84%
762	solid waste disposal	1,271	2,164	18.07	59%
763	storm water management model	688	1,071	18.07	64%
764	urban built-up area	427	577	18.07	74%
765	urban planning practice	330	401	18.07	82%
766	road traffic injuries (rtis)	252	267	18.07	94%
767	private vehicle	1,376	2,361	18.07	58%
768	waste incineration bottom ash	299	347	18.07	86%
769	the wenchuan earthquake	1,372	2,354	18.07	58%
770	urban redevelopment	876	1,434	18.07	61%
771	mswm	362	460	18.07	79%
772	municipal solid wastes (msw)	348	435	18.06	80%
773	coastal urban	717	1,132	18.06	63%
774	cycling infrastructure	566	843	18.06	67%
775	seismic risk analysis	455	633	18.06	72%
776	urban hydrology	633	972	18.06	65%
777	urban informal settlements	270	299	18.06	90%
778	light rail transit (lrt)	345	431	18.06	80%
779	megacity	2,086	3,615	18.06	58%
780	private cars	1,107	1,878	18.06	59%
781	urban station	485	691	18.06	70%
782	simulation of urban mobility (sumo)	286	327	18.06	87%
783	artistic heritage	375	486	18.06	77%
784	transport use	1,136	1,934	18.06	59%
785	sustainable urban drainage systems	303	357	18.06	85%
786	fragility curves	2,148	3,725	18.06	58%
787	cultural and natural heritage	385	505	18.06	76%
788	bus rapid transit system	288	331	18.06	87%
789	peak ground acceleration	3,538	5,887	18.06	60%
790	msw landfills	341	425	18.05	80%
791	disaster system	264	290	18.05	91%
792	traffic efficiency	1,442	2,500	18.05	58%
793	private vehicles	915	1,520	18.05	60%
794	public garden	334	413	18.05	81%
795	adaptive traffic signal	366	472	18.05	78%
796	ground shaking	1,460	2,540	18.05	57%
797	municipal waste incinerator	422	576	18.05	73%
798	urban heat island mitigation	258	281	18.05	92%
799	road intersection	984	1,656	18.05	59%
800	transit ridership	493	711	18.05	69%
801	flood susceptibility	435	601	18.05	72%
802	megacities	2,244	3,901	18.05	58%
803	land use and transportation	428	588	18.05	73%
804	creative cities	360	462	18.05	78%
805	seismic landslide	488	703	18.04	69%
806	seismic damage assessment	273	308	18.04	89%
807	municipal water supply	557	837	18.04	67%
808	snow disaster	263	291	18.04	90%
809	highway capacity manual (hcm)	325	400	18.04	81%
810	transit signal priority	328	406	18.04	81%
811	urban rail transit (urt)	256	280	18.04	91%
812	urban wastewaters	298	353	18.04	84%
813	rapid urbanisation	817	1,346	18.04	61%
814	tropical urban	596	916	18.04	65%
815	seismic intensity	1,813	3,195	18.03	57%
816	cycle lane	494	720	18.03	69%
817	municipal solid waste management system	277	317	18.03	87%
818	urban tree species	240	254	18.03	94%
819	rail transit stations	263	293	18.03	90%
820	bus route	1,345	2,357	18.03	57%
821	road-network	288	337	18.03	85%
822	transit networks	576	882	18.03	65%
823	community housing	336	424	18.03	79%
824	low impact development (lid)	606	941	18.03	64%
825	coastal flood risk	261	291	18.02	90%
826	heritage values	608	947	18.02	64%
827	cultural heritage buildings	266	300	18.02	89%
828	urbanization process	2,363	4,154	18.02	57%
829	urban water supply system	296	353	18.02	84%
830	compact cities	322	400	18.02	81%
831	historical earthquake	1,409	2,490	18.02	57%
832	intelligent transportation	18,003	20,443	18.02	88%
833	seismic damages	270	308	18.02	88%
834	urban transportation systems	403	552	18.02	73%
835	probabilistic seismic hazard assessment	437	617	18.02	71%
836	municipal biosolids	260	291	18.01	89%
837	urban freeway	446	636	18.01	70%
838	waste collection system	351	456	18.01	77%
839	earthquake damage assessment	271	311	18.01	87%
840	urban emissions	361	475	18.01	76%
841	bus routes	817	1,367	18.01	60%
842	fragility function	669	1,075	18.01	62%
843	local public transport	317	394	18.01	80%
844	city planners	1,029	1,783	18.01	58%
845	ppgis	363	480	18.01	76%
846	right to the city	785	1,307	18.01	60%
847	urban buses	329	417	18	79%
848	traffic and transportation	385	522	18	74%
849	historic cities	362	479	18	76%
850	urban planning and development	381	515	18	74%
851	heritage sector	353	463	18	76%
852	transit services	704	1,151	18	61%
853	land urbanization	366	488	18	75%
854	microscopic traffic simulation	870	1,483	18	59%
855	urban renewal project	333	427	18	78%
856	urban highway	465	680	17.99	68%
857	signalised intersection	321	405	17.99	79%
858	seismic vulnerability analysis	249	276	17.99	90%
859	regeneration projects	436	624	17.99	70%
860	fragility curve	2,363	4,217	17.99	56%
861	tsunami early warning system	246	271	17.99	91%
862	housing prices	2,226	3,986	17.99	56%
863	uhi mitigation	250	278	17.99	90%
864	urban forest management	236	254	17.99	93%
865	green waste compost	301	369	17.99	82%
866	fare collection	519	788	17.99	66%
867	urban land use change	268	310	17.99	86%
868	city park	1,011	1,767	17.99	57%
869	vehicle delay	576	903	17.99	64%
870	municipal landfill leachate	298	365	17.99	82%
871	flood losses	357	475	17.99	75%
872	road segments	1,650	2,984	17.98	55%
873	bus lane	529	811	17.98	65%
874	regional seismic hazard	234	252	17.98	93%
875	disaster reduction	946	1,644	17.98	58%
876	microscopic traffic	1,395	2,512	17.98	56%
877	traffic-related air pollutant	310	388	17.98	80%
878	parks and gardens	342	448	17.98	76%
879	public transit systems	322	411	17.98	78%
880	resilient cities	532	820	17.98	65%
881	urban mobility plan	250	281	17.98	89%
882	municipal solid waste management (mswm)	272	320	17.98	85%
883	outdoor thermal comfort	704	1,167	17.98	60%
884	secondary wastewater effluent	255	290	17.98	88%
885	urban greenspaces	247	276	17.98	89%
886	fragility functions	574	906	17.98	63%
887	urban water systems	445	649	17.98	69%
888	traffic state	1,640	2,982	17.97	55%
889	urban water	8,531	12,416	17.97	69%
890	recycling solid waste	265	308	17.97	86%
891	housing associations	411	583	17.97	70%
892	inundation model	697	1,155	17.97	60%
893	road network structure	257	294	17.97	87%
894	central urban area	519	797	17.97	65%
895	earthquake-induced landslide	447	654	17.97	68%
896	urban planning strategies	262	303	17.97	86%
897	transport planning	2,009	3,652	17.97	55%
898	municipal solid waste generation	242	268	17.97	90%
899	urban transport systems	342	451	17.97	76%
900	c-its	493	747	17.97	66%
901	urbanizing	1,843	3,366	17.97	55%
902	urban planning policies	274	326	17.97	84%
903	2008 wenchuan earthquake	787	1,343	17.96	59%
904	storm water management	1,008	1,786	17.96	56%
905	traffic safety management	252	287	17.96	88%
906	earthquake reconstruction	282	341	17.96	83%
907	public participation gis	241	268	17.96	90%
908	management of solid waste	394	554	17.96	71%
909	historical cities	294	364	17.96	81%
910	public transport modes	271	322	17.96	84%
911	transit operation	556	879	17.96	63%
912	earthquake intensity	777	1,328	17.96	59%
913	urban construction	1,527	2,800	17.96	55%
914	cultural heritage materials	256	296	17.95	86%
915	urban warming	277	334	17.95	83%
916	urban landscape pattern	214	223	17.95	96%
917	flood hazard mapping	267	316	17.95	84%
918	earthquake fire	285	349	17.95	82%
919	urban sewage treatment	300	377	17.95	80%
920	green infrastructures	422	613	17.95	69%
921	wenchuan earthquake	3,047	5,443	17.95	56%
922	earthquake-resistant design	407	584	17.95	70%
923	floating car data	611	996	17.95	61%
924	heritage asset	503	777	17.95	65%
925	cultural heritage tourism	286	352	17.95	81%
926	transit systems	1,949	3,594	17.95	54%
927	green roofs	1,582	2,925	17.94	54%
928	natural disaster management	257	300	17.94	86%
929	uniform hazard	395	563	17.94	70%
930	building density	723	1,230	17.94	59%
931	urban drainage model	236	263	17.94	90%
932	urban structure	2,370	4,347	17.94	55%
933	road network extraction	237	265	17.94	89%
934	urban environmental quality	261	308	17.94	85%
935	cool island	242	274	17.94	88%
936	urban climate change	268	321	17.94	83%
937	earthquake magnitude	1,614	2,995	17.94	54%
938	pm2.5 pollution	1,108	2,015	17.94	55%
939	city construction	944	1,686	17.94	56%
940	architecture and urban planning	334	446	17.94	75%
941	ground-motion model	335	448	17.93	75%
942	bus service	1,529	2,838	17.93	54%
943	built-up index	378	532	17.93	71%
944	earthquake damages	279	342	17.93	82%
945	housing shortage	516	810	17.93	64%
946	vs30	629	1,042	17.93	60%
947	traffic light control	649	1,084	17.93	60%
948	sustainable mobility	1,719	3,199	17.93	54%
949	road network model	249	288	17.93	86%
950	bus travel	519	818	17.93	63%
951	organic solid wastes	269	325	17.93	83%
952	agricultural drought monitoring	225	246	17.93	91%
953	stormwater management	2,667	4,883	17.93	55%
954	historical masonry structure	235	264	17.93	89%
955	urbanization gradient	404	587	17.93	69%
956	earthquake catalogue	646	1,083	17.93	60%
957	municipal wwtps	227	250	17.93	91%
958	cooperative intelligent transport systems	236	266	17.92	89%
959	racial residential segregation	275	337	17.92	82%
960	urban flood model	220	238	17.92	92%
961	urban design and planning	311	405	17.92	77%
962	urban streets	739	1,277	17.92	58%
963	new urban development	306	396	17.92	77%
964	road intersections	634	1,061	17.92	60%
965	urban sites	2,191	4,080	17.92	54%
966	geotourism	790	1,386	17.92	57%
967	municipal waste incineration	316	416	17.92	76%
968	road safety measure	270	329	17.92	82%
969	arterial roads	548	885	17.92	62%
970	development of city	343	469	17.92	73%
971	ground motion intensity	585	962	17.92	61%
972	municipal waste landfill	255	302	17.92	84%
973	green space planning	250	293	17.91	85%
974	solid waste management systems	269	328	17.91	82%
975	rush hours	819	1,450	17.91	56%
976	heritage city	270	330	17.91	82%
977	urban green space (ugs)	215	231	17.91	93%
978	floating car	886	1,591	17.91	56%
979	metropolitan governance	303	393	17.91	77%
980	urban water resources	338	461	17.91	73%
981	air mobility	974	1,773	17.91	55%
982	urban passenger	415	615	17.91	67%
983	moment magnitude	1,772	3,338	17.91	53%
984	urban water quality	256	305	17.91	84%
985	earthquake interaction	308	403	17.91	76%
986	public transportation services	296	380	17.91	78%
987	housing price	3,047	5,559	17.91	55%
988	cycle lanes	372	529	17.91	70%
989	earthquake ground motions	1,391	2,614	17.91	53%
990	performance-based earthquake engineering (pbee)	205	215	17.91	95%
991	urban core	959	1,747	17.91	55%
992	urban project	764	1,343	17.91	57%
993	city planner	1,075	1,985	17.9	54%
994	global urban	955	1,740	17.9	55%
995	earthquake-induced	2,088	3,932	17.9	53%
996	post-earthquake fire	227	254	17.9	89%
997	urban art	869	1,565	17.9	56%
998	seismic hazard and risk	243	283	17.9	86%
999	smart mobility	824	1,472	17.9	56%
1000	urbanization effect	383	554	17.9	69%