975:
958:
941:
924:
907:
890:
856:
839:
822:
805:
788:
771:
2132:
2115:
2091:
2624:
1608:
1591:
1574:
472:
1356:
2200:
1203:
1186:
1880:
1863:
1846:
1829:
1812:
1795:
1778:
1761:
1744:
1727:
1710:
1693:
1676:
1659:
748:
679:
656:
633:
610:
541:
2596:
2183:
1026:
1904:
2610:
2217:
2149:
1550:
1380:
873:
2166:
518:
2234:
2074:
1499:
1482:
1254:
587:
27:
1516:
702:
2268:
2251:
1050:
564:
2057:
2040:
1339:
1642:
1625:
1220:
1118:
1465:
725:
495:
1101:
1084:
1533:
1322:
1448:
1431:
1414:
1397:
1237:
1271:
1067:
1169:
1152:
1135:
2023:
2006:
1989:
1972:
1955:
1938:
1921:
1305:
1288:
1009:
992:
329:—just as city leaders will be crucial in delivering on its ambition going forward. More than 1,000 mayors, local representatives, and community leaders from around the world took part in the Climate Summit for Local Leaders, hosted by Mayor of Paris Anne Hidalgo and the UN Secretary-General's Special Envoy for Cities and Climate Change Michael R. Bloomberg during the
2316:—outcomes in cities around the world. As part of the C40’s Sustainable Communities Initiative, it aims to create a model for large-scale urban communities and to support projects that serve as urban laboratories for cities seeking to grow in ways that are environmentally sustainable, climate resilient, and economically viable.
242:
as Board
President, and Mark Watts as Executive Director. All four work closely with the 13-member steering committee, the Board of Directors and professional staff. The rotating steering committee of C40 mayors provides strategic direction and governance. Steering committee members include: London,
297:
served as chair from 2010 to 2013. During his three-year tenure, Mayor
Bloomberg demonstrated unwavering commitment to building a professional organization and establishing measurable and uniform benchmarks for success, as well as expanding knowledge-sharing between cities and partner organizations
2318:
Climate
Positive is an exclusive program, with a competitive application process, and currently comprises 17 global projects that will collectively reduce the emissions impact of more than one million people. The cities in which the Climate Positive projects are located support the implementation
343:
became C40's first chairwoman after being voted in unanimously by the
Steering Committee. Mayor Hidalgo has announced an ambitious agenda for the organization, including plans to focus on securing green financing, supporting compliance with the Global Covenant of Mayors for Climate & Energy,
313:
became Chair of C40. During his tenure Mayor Paes oversaw the addition of more than 20 new member cities (particularly those in the Global South) several groundbreaking research reports, successful international events, and thriving global partnerships, all of which are helping cities make real
246:
Working across multiple sectors and initiative areas, C40 convenes networks of cities providing a suite of services in support of their efforts, including: direct technical assistance; facilitation of peer-to-peer exchange; and research, knowledge management & communications. C40 is also
2319:
process locally and share best practices globally through participation in the C40 Climate
Positive Network, The projects are in different stages of development, but share key characteristics like high densities, highly efficient buildings, mixed-use zoning and transit accessibility.
424:
A short-term category for new cities applying to join the C40 for the first time; all cities applying for
Megacity or Innovator membership will initially be admitted as Observers until they meet C40's year-one participation requirements, for up to one
367:
for their greater capacity to address climate change, C40 now offers three types of membership categories to reflect the diversity of cities taking action to address climate change. The categories consider such characteristics as population size,
207:
is a group of 96 cities around the world that represents one twelfth of the world's population and one quarter of the global economy. Created and led by cities, C40 is focused on fighting the climate crisis and driving urban action that reduces
274:
Serving as C40's first chair, Livingstone established the C40 Secretariat in London, set up the C40 Steering
Committee, and initiated the use of C40 workshops to exchange best practices amongst participating cities. In 2008, former mayor of
282:
took over as C40 chair. Highlights of his tenure included the
Copenhagen Climate Summit for Mayors and the C40 Cities Mayors Summit in Seoul, both in 2009, as well as the launch of practical action initiatives for cities, such as the
3442:
428:
A longer-term category for cities that meet
Megacity or Innovator City guidelines and participation requirements, but for local regulatory or procedural reasons, are unable to approve participation as a Megacity or Innovator City
351:
In
December 2016, C40 held its sixth biennial Mayors Summit in Mexico City. The Global Summit, hosted by Mayor of Mexico City Miguel Ángel Mancera, was attended by 1,400 people, including representatives from more than 90 cities.
271:—combined to strengthen both organizations, bringing the number of cities in the network to 40 and helping to deliver projects and project management for participating cities to further enhance emissions reductions efforts.
3358:
3130:
322:(now the Global Covenant of Mayors for Climate & Energy), put in place the C40 Cities Finance Facility, and oversaw the opening of a permanent C40 office in Rio de Janeiro, at the Museum of Tomorrow.
2451:
247:
positioning cities as a leading force for climate action around the world, defining and amplifying their call to national governments for greater support and autonomy in creating a sustainable future.
2430:
2964:
2913:
263:
convened representatives from 18 megacities to forge an agreement on cooperatively reducing climate pollution and created the 'C20'. In 2006, Mayor Livingstone and the
2984:
3347:
2472:
2348:
3487:
3032:
298:
with similar priorities. Key milestones during his chairmanship include the full integration of the CCI Cities Program into the C40, and the C40 Mayors Summits in
3113:
2414:
3096:
Clinton Climate Initiative and USGBC Show the World How to Go Climate Positive with 16 Demonstration Projects in 10 Countries, U.S. Green Building Council,
3141:
Clinton Climate Initiative to Demonstrate Model for Sustainable Urban Growth with Projects in 10 Countries on Six Continents, U.S. Green Building Council,
3472:
2342:
3427:
3319:
2662:
3408:
3180:
3018:
2502:
2445:
2354:
385:: City population of 3 million or more, and/or metropolitan area population of 10 million or more, either currently or projected for 2025. OR
330:
2456:
391:: One of the top 25 global cities, ranked by current GDP output, at purchasing-power parity (PPP), either currently or projected for 2025.
3080:
243:
Freetown, Phoenix, Medellin, Copenhagen, Paris, Dhaka North, Nairobi, Tokyo, Rio de Janeiro, Montréal, Milan, Seoul, Oslo and Hong Kong.
3208:
3477:
2312:. The program brings together leading district-scale new-build and regeneration projects working to achieve "Climate Positive"—or net
3492:
2388:
2904:
2522:
3056:
3156:
2580:
2305:
2297:
284:
3482:
2692:
2687:
2360:
3129:
London’s Evening Standard recognizes coming of Climate Positive Development Project in Elephant & Castle, C40 Blog,
2555:
279:
3110:
3240:
3194:
409:
An Innovator City must be internationally recognized for barrier-breaking climate work, a leader in the field of
3409:
https://expose-news.com/wp-content/uploads/2023/06/Arup-C40-The-Future-of-Urban-Consumption-in-a-1-5C-World.pdf
3142:
2545:
325:
In 2015, as C40 marked its 10th anniversary, cities were crucial voices in shaping and advocating for a strong
3432:
3451:
3390:
3291:
3437:
2715:
2672:
2467:
410:
3306:
3266:
3033:"Press Release: Paris Mayor Anne Hidalgo Elected as New Chair of the C40 Cities Climate Leadership Group"
2560:
2477:
2440:
2309:
264:
55:
3314:
3148:
2642:
2637:
2550:
2371:
213:
2535:
2384:
209:
2615:
2435:
2667:
2313:
291:
85:
Direct assistance, peer-to-peer exchange, research & communications. What we do for cities.
2629:
2997:
2512:
2497:
2096:
3097:
8:
2806:
2652:
216:, while increasing the health, wellbeing and economic opportunities of urban residents.
2647:
2337:
345:
232:
170:
3285:
3174:
3012:
2124:
319:
294:
239:
175:
2782:
2308:
was launched in May 2009 in partnership with the Clinton Climate Initiative and the
3111:
http://climatepositivedevelopment.org/display/CMTPOS/The+Launch+of+Climate+Positive
2682:
2277:
1838:
1736:
143:
3117:
2601:
2420:
2192:
1457:
369:
326:
260:
3195:
http://c40.org/c40blog/spotlight-on-the-c40-climate-positive-development-program
2623:
3135:
2575:
2565:
2333:
C40 is a member of The People's Vaccine Alliance. Additional partners include:
2141:
1889:
1423:
1361:
413:, and a regionally recognized “anchor city” for the relevant metropolitan area.
348:
in cities, and recognizing the leadership of women in tackling climate change.
65:
44:
3090:
3467:
3461:
2492:
1885:
1868:
1855:
1851:
1834:
1817:
1804:
1800:
1783:
1766:
1749:
1732:
1715:
1698:
1681:
1668:
1664:
579:
236:
3187:
3143:
http://www.usgbc.org/Docs/News/Climate+%20FINAL%20Press%20Release%205-19.pdf
2507:
2452:
Federal Ministry for the Environment, Nature Conservation and Nuclear Safety
3200:
2527:
2175:
1821:
1389:
753:
684:
671:
661:
638:
615:
546:
340:
315:
310:
303:
268:
181:
127:
103:
2854:
1440:
3232:
2209:
2205:
2188:
1787:
1753:
1651:
1634:
1208:
1191:
1031:
510:
477:
3382:
2595:
1508:
139:
2403:
2366:
1909:
1110:
1059:
625:
364:
224:
164:
2905:"As Trump Signals Climate Action Pullback, Local Leaders Push Forward"
314:
contributions to the reduction of global greenhouse gas emissions and
2425:
2392:
2226:
2222:
2154:
2137:
2120:
2032:
2015:
1930:
1617:
1555:
1385:
1331:
1297:
1212:
1195:
984:
882:
878:
848:
533:
306:. Under Mayor Bloomberg's leadership, C40 grew to include 63 cities.
299:
147:
119:
95:
26:
3447:
2609:
1491:
99:
3057:"Mayors Agree To Bold And Concrete Actions To Meet Paris Agreement"
2517:
2487:
2239:
2171:
2079:
2049:
1583:
1504:
1487:
1474:
1406:
1348:
1259:
1018:
950:
933:
865:
648:
592:
523:
372:, environmental leadership, and the length of a city's membership.
355:
The current chair of C40 Cities is Mayor Sadiq Khan of London, UK.
228:
115:
3025:
2940:
2273:
2256:
2243:
2158:
2083:
1981:
1947:
1872:
1719:
1702:
1600:
1559:
1521:
1106:
1089:
1055:
916:
899:
797:
780:
740:
717:
707:
569:
464:
276:
123:
2878:
2830:
2719:
3428:
1st World Cities Leadership Climate Change Summit, London, 2005
2677:
2482:
2062:
2045:
1998:
1964:
1685:
1647:
1630:
1613:
1596:
1579:
1453:
1436:
1419:
1402:
1365:
1344:
1327:
1314:
1280:
1276:
1263:
1246:
1242:
1225:
1178:
1127:
1123:
1093:
1072:
831:
814:
602:
256:
220:
131:
40:
3443:
New York City Mayor, Michael Bloomberg's 2007 Keynote Address.
2733:
2657:
2570:
2462:
2260:
2100:
2066:
2028:
2011:
1994:
1977:
1960:
1943:
1926:
1913:
1770:
1525:
1470:
1310:
1293:
1174:
1157:
1144:
1140:
1076:
1035:
1014:
1001:
997:
980:
967:
963:
946:
929:
912:
895:
861:
844:
827:
810:
793:
776:
730:
694:
556:
500:
487:
337:
151:
135:
111:
107:
3448:
Micro-Motives for State and Local Climate Change Initiatives
3154:
2761:
3193:
Spotlight on the C40 Climate Positive Development Program,
2540:
1542:
1538:
1229:
1161:
438:
C40 has 96 member cities across seven geographic regions.
2415:
Department for Business, Energy & Industrial Strategy
2408:
2349:
International Council for Local Environmental Initiatives
3081:"C40 Announces New Guidelines for Membership Categories"
2383:
C40's work is made possible by three strategic funders:
402:
Cities that do not qualify as Megacities but have shown
3098:
http://www.usgbc.org/Docs/Archive/General/Docs6940.html
2710:
2708:
2306:
Climate Positive Development Program (Climate Positive)
3433:
2nd World Large Cities Climate Summit, New York, 2007
3073:
2847:
2705:
2591:
2343:
Institute for Transportation and Development Policy
195:
3422:
2903:
287:and the Carbon Finance Capacity Building program.
267:(CCI)—led by the efforts of former U.S. President
2965:"President Clinton launches a climate initiative"
2663:Individual and political action on climate change
3459:
2503:London School of Hygiene & Tropical Medicine
309:In December 2013 former mayor of Rio de Janeiro
3488:Environmental organizations established in 2005
2446:European Institute of Innovation and Technology
3413:This is the roadmap and what they want to do.
3345:
2355:International Council on Clean Transportation
331:2015 United Nations Climate Change Conference
3438:3rd Large Cities Climate Summit, Seoul, 2009
2999:The Climate Summit for Local Leaders, 2015 1
2756:
2754:
2658:ICLEI – Local Governments for Sustainability
2457:Foreign, Commonwealth and Development Office
3179:: CS1 maint: numeric names: authors list (
3157:"Interview: Pascal Mittermaier, Lend Lease"
3017:: CS1 maint: numeric names: authors list (
2901:
2871:
3473:International climate change organizations
3346:Garcetti, Eric; Watts, Mark (2021-04-16).
3273:. Archived from the original on 2021-05-29
2995:
2935:
2933:
2931:
2902:Schlossberg, Tatiana (December 16, 2016).
2304:The C40 Cities Climate Leadership Group’s
25:
3209:"Building 'Climate Positive' Communities"
2751:
406:in environmental and climate change work.
235:serve as C40's Co-Chair, former mayor of
3304:
3155:Branson2013-07-18T06:00:00+01:00, Adam.
2928:
3460:
3206:
2523:Ministry of Foreign Affairs of Denmark
3341:
3339:
3261:
3259:
3257:
2389:Children's Investment Fund Foundation
178:(President of the Board of Directors)
2581:William and Flora Hewlett Foundation
2298:Climate Positive Development Program
285:Climate Positive Development Program
3355:C40 Cities Climate Leadership Group
2916:from the original on 2 January 2017
2693:World energy supply and consumption
2688:United Cities and Local Governments
2361:United Cities and Local Governments
2290:
205:C40 Cities Climate Leadership Group
20:C40 Cities Climate Leadership Group
13:
3336:
3254:
2556:Sainsbury Family Charitable Trusts
14:
3504:
3478:Municipal international relations
3416:
2431:Climate & Clean Air Coalition
255:C40 started in October 2005 when
3454:, Vol. 2, pp. 119–137, 2008
3109:The Launch of Climate Positive,
2783:"The C40 Co-Chairs - Leadership"
2718:. 24 August 2015. Archived from
2622:
2608:
2594:
2296:This section is an excerpt from
2266:
2249:
2232:
2215:
2198:
2181:
2164:
2147:
2130:
2113:
2089:
2072:
2055:
2038:
2021:
2004:
1987:
1970:
1953:
1936:
1919:
1902:
1878:
1861:
1844:
1827:
1810:
1793:
1776:
1759:
1742:
1725:
1708:
1691:
1674:
1657:
1640:
1623:
1606:
1589:
1572:
1548:
1531:
1514:
1497:
1480:
1463:
1446:
1429:
1412:
1395:
1378:
1354:
1337:
1320:
1303:
1286:
1269:
1252:
1235:
1218:
1201:
1184:
1167:
1150:
1133:
1116:
1099:
1082:
1065:
1048:
1024:
1007:
990:
973:
956:
939:
922:
905:
888:
871:
854:
837:
820:
803:
786:
769:
746:
723:
700:
677:
654:
631:
608:
585:
562:
539:
516:
493:
470:
433:
3493:2005 in international relations
3393:from the original on 2023-08-23
3375:
3364:from the original on 2021-05-15
3325:from the original on 2022-07-30
3298:
3243:from the original on 2022-08-25
3225:
3123:
3103:
3049:
2989:
2978:
2957:
2398:Additional funding comes from:
2323:
186:Mark Watts (Executive Director)
2895:
2823:
2799:
2775:
2726:
2546:Robert Wood Johnson Foundation
2109:Southeast Asia & Oceania:
363:While C40 originally targeted
1:
3452:Harvard Law and Policy Review
2807:"Board of Directors Archives"
2698:
358:
3305:Dasgupta, Ani (April 2022).
2673:London Climate Change Agency
2468:George Washington University
411:environmental sustainability
318:. He also helped launch the
7:
3423:C40 cities official website
3207:Lorinc, John (2009-05-26).
2587:
2561:Stavros Niarchos Foundation
2478:Global Environment Facility
2441:European Climate Foundation
2328:
2310:U.S. Green Building Council
16:Climate change organization
10:
3509:
3483:Sustainable urban planning
2378:
2295:
344:encouraging inclusive and
265:Clinton Climate Initiative
250:
56:International organization
3315:World Resources Institute
3290:: CS1 maint: unfit URL (
2996:C40 Cities (2015-12-05),
2762:"The Power of C40 Cities"
2734:"Our Cities - C40 Cities"
2643:Climate change mitigation
2638:Climate change adaptation
2551:Rockefeller Brothers Fund
2372:World Resources Institute
336:In August 2016, Mayor of
190:
157:
89:
81:
71:
61:
51:
33:
24:
3383:"Funders & Partners"
3348:"C40 Annual Report 2020"
2536:Open Society Foundations
2385:Bloomberg Philanthropies
210:greenhouse gas emissions
2716:"What We Do For Cities"
2616:Renewable energy portal
2436:ClimateWorks Foundation
2668:List of largest cities
292:Mayor of New York City
3197:, accessed 2013-07-18
3145:, accessed 2013-07-18
3132:, accessed 2013-07-17
3120:, accessed 2013-07-18
3100:, accessed 2013-07-18
2630:Global warming portal
2498:Johnson & Johnson
1898:South and West Asia:
3307:"Annual Report 2021"
2855:"Steering Committee"
2513:McConnell Foundation
2097:United Arab Emirates
219:From 2023, Mayor of
77:Global member cities
2653:Energy conservation
449:
21:
3116:2013-03-15 at the
2972:Clinton Foundation
2910:The New York Times
2648:Covenant of Mayors
2338:Clinton Foundation
447:
346:sustainable growth
233:Yvonne Aki-Sawyerr
184:(Founding Partner)
171:Yvonne Aki-Sawyerr
91:Steering Committee
19:
3086:. 3 October 2012.
2722:on 7 August 2015.
2125:City of Melbourne
762:
761:
320:Compact of Mayors
295:Michael Bloomberg
240:Michael Bloomberg
202:
201:
176:Michael Bloomberg
3500:
3402:
3401:
3399:
3398:
3379:
3373:
3372:
3370:
3369:
3363:
3352:
3343:
3334:
3333:
3331:
3330:
3324:
3311:
3302:
3296:
3295:
3289:
3281:
3279:
3278:
3263:
3252:
3251:
3249:
3248:
3237:People's Vaccine
3229:
3223:
3222:
3220:
3219:
3204:
3198:
3191:
3185:
3184:
3178:
3170:
3168:
3167:
3152:
3146:
3139:
3133:
3127:
3121:
3107:
3101:
3094:
3088:
3087:
3085:
3077:
3071:
3070:
3068:
3067:
3053:
3047:
3046:
3044:
3043:
3029:
3023:
3022:
3016:
3008:
3007:
3006:
2993:
2987:
2985:10th anniversary
2982:
2976:
2975:
2974:. 1 August 2006.
2969:
2961:
2955:
2954:
2952:
2951:
2937:
2926:
2925:
2923:
2921:
2907:
2899:
2893:
2892:
2890:
2889:
2875:
2869:
2868:
2866:
2865:
2851:
2845:
2844:
2842:
2841:
2827:
2821:
2820:
2818:
2817:
2803:
2797:
2796:
2794:
2793:
2779:
2773:
2772:
2770:
2768:
2758:
2749:
2748:
2746:
2744:
2730:
2724:
2723:
2712:
2683:Renewable energy
2632:
2627:
2626:
2618:
2613:
2612:
2604:
2599:
2598:
2291:Climate Positive
2278:Ho Chi Minh City
2272:
2270:
2269:
2255:
2253:
2252:
2238:
2236:
2235:
2221:
2219:
2218:
2204:
2202:
2201:
2187:
2185:
2184:
2170:
2168:
2167:
2153:
2151:
2150:
2136:
2134:
2133:
2119:
2117:
2116:
2095:
2093:
2092:
2078:
2076:
2075:
2061:
2059:
2058:
2044:
2042:
2041:
2027:
2025:
2024:
2010:
2008:
2007:
1993:
1991:
1990:
1976:
1974:
1973:
1959:
1957:
1956:
1942:
1940:
1939:
1925:
1923:
1922:
1908:
1906:
1905:
1884:
1882:
1881:
1867:
1865:
1864:
1850:
1848:
1847:
1833:
1831:
1830:
1816:
1814:
1813:
1799:
1797:
1796:
1782:
1780:
1779:
1765:
1763:
1762:
1748:
1746:
1745:
1731:
1729:
1728:
1714:
1712:
1711:
1697:
1695:
1694:
1680:
1678:
1677:
1663:
1661:
1660:
1646:
1644:
1643:
1629:
1627:
1626:
1612:
1610:
1609:
1595:
1593:
1592:
1578:
1576:
1575:
1554:
1552:
1551:
1537:
1535:
1534:
1520:
1518:
1517:
1503:
1501:
1500:
1486:
1484:
1483:
1469:
1467:
1466:
1452:
1450:
1449:
1435:
1433:
1432:
1418:
1416:
1415:
1401:
1399:
1398:
1384:
1382:
1381:
1360:
1358:
1357:
1343:
1341:
1340:
1326:
1324:
1323:
1309:
1307:
1306:
1292:
1290:
1289:
1275:
1273:
1272:
1258:
1256:
1255:
1241:
1239:
1238:
1224:
1222:
1221:
1207:
1205:
1204:
1190:
1188:
1187:
1173:
1171:
1170:
1156:
1154:
1153:
1139:
1137:
1136:
1122:
1120:
1119:
1105:
1103:
1102:
1088:
1086:
1085:
1071:
1069:
1068:
1054:
1052:
1051:
1030:
1028:
1027:
1013:
1011:
1010:
996:
994:
993:
979:
977:
976:
962:
960:
959:
945:
943:
942:
928:
926:
925:
911:
909:
908:
894:
892:
891:
877:
875:
874:
860:
858:
857:
843:
841:
840:
826:
824:
823:
809:
807:
806:
792:
790:
789:
775:
773:
772:
752:
750:
749:
729:
727:
726:
706:
704:
703:
683:
681:
680:
660:
658:
657:
637:
635:
634:
614:
612:
611:
591:
589:
588:
568:
566:
565:
545:
543:
542:
522:
520:
519:
499:
497:
496:
476:
474:
473:
450:
446:
404:clear leadership
397:Innovator Cities
198:
29:
22:
18:
3508:
3507:
3503:
3502:
3501:
3499:
3498:
3497:
3458:
3457:
3419:
3406:
3405:
3396:
3394:
3381:
3380:
3376:
3367:
3365:
3361:
3350:
3344:
3337:
3328:
3326:
3322:
3309:
3303:
3299:
3283:
3282:
3276:
3274:
3265:
3264:
3255:
3246:
3244:
3231:
3230:
3226:
3217:
3215:
3205:
3201:
3192:
3188:
3172:
3171:
3165:
3163:
3153:
3149:
3140:
3136:
3128:
3124:
3118:Wayback Machine
3108:
3104:
3095:
3091:
3084:(Press Release)
3083:
3079:
3078:
3074:
3065:
3063:
3055:
3054:
3050:
3041:
3039:
3031:
3030:
3026:
3010:
3009:
3004:
3002:
2994:
2990:
2983:
2979:
2968:(Press Release)
2967:
2963:
2962:
2958:
2949:
2947:
2939:
2938:
2929:
2919:
2917:
2900:
2896:
2887:
2885:
2877:
2876:
2872:
2863:
2861:
2853:
2852:
2848:
2839:
2837:
2829:
2828:
2824:
2815:
2813:
2805:
2804:
2800:
2791:
2789:
2781:
2780:
2776:
2766:
2764:
2760:
2759:
2752:
2742:
2740:
2732:
2731:
2727:
2714:
2713:
2706:
2701:
2628:
2621:
2614:
2607:
2602:Politics portal
2600:
2593:
2590:
2585:
2421:Cities Alliance
2381:
2331:
2326:
2321:
2320:
2314:carbon negative
2301:
2293:
2288:
2267:
2265:
2250:
2248:
2233:
2231:
2216:
2214:
2199:
2197:
2182:
2180:
2165:
2163:
2148:
2146:
2131:
2129:
2114:
2112:
2090:
2088:
2073:
2071:
2056:
2054:
2039:
2037:
2022:
2020:
2005:
2003:
1988:
1986:
1971:
1969:
1954:
1952:
1937:
1935:
1920:
1918:
1903:
1901:
1879:
1877:
1862:
1860:
1845:
1843:
1828:
1826:
1811:
1809:
1794:
1792:
1777:
1775:
1760:
1758:
1743:
1741:
1726:
1724:
1709:
1707:
1692:
1690:
1675:
1673:
1658:
1656:
1641:
1639:
1624:
1622:
1607:
1605:
1590:
1588:
1573:
1571:
1568:North America:
1549:
1547:
1532:
1530:
1515:
1513:
1498:
1496:
1481:
1479:
1464:
1462:
1447:
1445:
1430:
1428:
1413:
1411:
1396:
1394:
1379:
1377:
1374:South America:
1355:
1353:
1338:
1336:
1321:
1319:
1304:
1302:
1287:
1285:
1270:
1268:
1253:
1251:
1236:
1234:
1219:
1217:
1202:
1200:
1185:
1183:
1168:
1166:
1151:
1149:
1134:
1132:
1117:
1115:
1100:
1098:
1083:
1081:
1066:
1064:
1049:
1047:
1025:
1023:
1008:
1006:
991:
989:
974:
972:
957:
955:
940:
938:
923:
921:
906:
904:
889:
887:
872:
870:
855:
853:
838:
836:
821:
819:
804:
802:
787:
785:
770:
768:
747:
745:
724:
722:
701:
699:
678:
676:
655:
653:
632:
630:
609:
607:
586:
584:
563:
561:
540:
538:
517:
515:
494:
492:
471:
469:
436:
419:Observer Cities
370:economic output
361:
327:Paris Agreement
261:Ken Livingstone
253:
194:
185:
179:
174:
168:
160:
92:
74:
38:
17:
12:
11:
5:
3506:
3496:
3495:
3490:
3485:
3480:
3475:
3470:
3456:
3455:
3445:
3440:
3435:
3430:
3425:
3418:
3417:External links
3415:
3404:
3403:
3374:
3335:
3297:
3253:
3224:
3199:
3186:
3147:
3134:
3122:
3102:
3089:
3072:
3048:
3024:
2988:
2977:
2956:
2927:
2894:
2870:
2846:
2822:
2798:
2774:
2750:
2725:
2703:
2702:
2700:
2697:
2696:
2695:
2690:
2685:
2680:
2675:
2670:
2665:
2660:
2655:
2650:
2645:
2640:
2634:
2633:
2619:
2605:
2589:
2586:
2584:
2583:
2578:
2576:Wellcome Trust
2573:
2568:
2566:TED Foundation
2563:
2558:
2553:
2548:
2543:
2538:
2533:
2532:Oak Foundation
2530:
2525:
2520:
2515:
2510:
2505:
2500:
2495:
2490:
2485:
2480:
2475:
2470:
2465:
2460:
2454:
2449:
2443:
2438:
2433:
2428:
2423:
2418:
2411:
2406:
2400:
2380:
2377:
2376:
2375:
2369:
2364:
2358:
2352:
2346:
2340:
2330:
2327:
2325:
2322:
2302:
2294:
2292:
2289:
2283:
2282:
2281:
2280:
2263:
2246:
2229:
2212:
2195:
2178:
2161:
2144:
2142:City of Sydney
2127:
2106:
2105:
2104:
2103:
2086:
2069:
2052:
2035:
2018:
2001:
1984:
1967:
1950:
1933:
1916:
1895:
1894:
1893:
1892:
1890:Washington, DC
1875:
1858:
1841:
1824:
1807:
1790:
1773:
1756:
1739:
1722:
1705:
1688:
1671:
1654:
1637:
1620:
1603:
1586:
1565:
1564:
1563:
1562:
1545:
1528:
1511:
1494:
1477:
1460:
1443:
1426:
1424:Rio de Janeiro
1409:
1392:
1371:
1370:
1369:
1368:
1362:United Kingdom
1351:
1334:
1317:
1300:
1283:
1266:
1249:
1232:
1215:
1198:
1181:
1164:
1147:
1130:
1113:
1096:
1079:
1062:
1041:
1040:
1039:
1038:
1021:
1004:
987:
970:
953:
936:
919:
902:
885:
868:
851:
834:
817:
800:
783:
760:
759:
756:
743:
737:
736:
733:
720:
714:
713:
710:
697:
691:
690:
687:
674:
668:
667:
664:
651:
645:
644:
641:
628:
622:
621:
618:
605:
599:
598:
595:
582:
576:
575:
572:
559:
553:
552:
549:
536:
530:
529:
526:
513:
507:
506:
503:
490:
484:
483:
480:
467:
461:
460:
457:
454:
445:
444:
440:
435:
432:
431:
430:
429:expeditiously.
426:
415:
414:
407:
393:
392:
386:
360:
357:
252:
249:
200:
199:
192:
188:
187:
161:
158:
155:
154:
93:
90:
87:
86:
83:
79:
78:
75:
72:
69:
68:
66:Climate change
63:
59:
58:
53:
49:
48:
45:United Kingdom
35:
31:
30:
15:
9:
6:
4:
3:
2:
3505:
3494:
3491:
3489:
3486:
3484:
3481:
3479:
3476:
3474:
3471:
3469:
3466:
3465:
3463:
3453:
3449:
3446:
3444:
3441:
3439:
3436:
3434:
3431:
3429:
3426:
3424:
3421:
3420:
3414:
3411:
3410:
3392:
3388:
3384:
3378:
3360:
3356:
3349:
3342:
3340:
3321:
3317:
3316:
3308:
3301:
3293:
3287:
3272:
3268:
3262:
3260:
3258:
3242:
3238:
3234:
3228:
3214:
3210:
3203:
3196:
3190:
3182:
3176:
3162:
3158:
3151:
3144:
3138:
3131:
3126:
3119:
3115:
3112:
3106:
3099:
3093:
3082:
3076:
3062:
3058:
3052:
3038:
3034:
3028:
3020:
3014:
3001:
3000:
2992:
2986:
2981:
2973:
2966:
2960:
2946:
2942:
2936:
2934:
2932:
2915:
2911:
2906:
2898:
2884:
2880:
2874:
2860:
2856:
2850:
2836:
2832:
2826:
2812:
2808:
2802:
2788:
2784:
2778:
2763:
2757:
2755:
2739:
2735:
2729:
2721:
2717:
2711:
2709:
2704:
2694:
2691:
2689:
2686:
2684:
2681:
2679:
2676:
2674:
2671:
2669:
2666:
2664:
2661:
2659:
2656:
2654:
2651:
2649:
2646:
2644:
2641:
2639:
2636:
2635:
2631:
2625:
2620:
2617:
2611:
2606:
2603:
2597:
2592:
2582:
2579:
2577:
2574:
2572:
2569:
2567:
2564:
2562:
2559:
2557:
2554:
2552:
2549:
2547:
2544:
2542:
2539:
2537:
2534:
2531:
2529:
2526:
2524:
2521:
2519:
2516:
2514:
2511:
2509:
2506:
2504:
2501:
2499:
2496:
2494:
2493:INGKA Holding
2491:
2489:
2486:
2484:
2481:
2479:
2476:
2474:
2471:
2469:
2466:
2464:
2461:
2458:
2455:
2453:
2450:
2447:
2444:
2442:
2439:
2437:
2434:
2432:
2429:
2427:
2424:
2422:
2419:
2416:
2412:
2410:
2407:
2405:
2402:
2401:
2399:
2396:
2394:
2390:
2386:
2373:
2370:
2368:
2365:
2362:
2359:
2356:
2353:
2350:
2347:
2344:
2341:
2339:
2336:
2335:
2334:
2317:
2315:
2311:
2307:
2299:
2286:
2279:
2275:
2264:
2262:
2258:
2247:
2245:
2241:
2230:
2228:
2224:
2213:
2211:
2207:
2196:
2194:
2190:
2179:
2177:
2173:
2162:
2160:
2156:
2145:
2143:
2139:
2128:
2126:
2122:
2111:
2110:
2108:
2107:
2102:
2098:
2087:
2085:
2081:
2070:
2068:
2064:
2053:
2051:
2047:
2036:
2034:
2030:
2019:
2017:
2013:
2002:
2000:
1996:
1985:
1983:
1979:
1968:
1966:
1962:
1951:
1949:
1945:
1934:
1932:
1928:
1917:
1915:
1911:
1900:
1899:
1897:
1896:
1891:
1887:
1886:United States
1876:
1874:
1870:
1869:United States
1859:
1857:
1856:San Francisco
1853:
1852:United States
1842:
1840:
1836:
1835:United States
1825:
1823:
1819:
1818:United States
1808:
1806:
1805:New York City
1802:
1801:United States
1791:
1789:
1785:
1784:United States
1774:
1772:
1768:
1767:United States
1757:
1755:
1751:
1750:United States
1740:
1738:
1734:
1733:United States
1723:
1721:
1717:
1716:United States
1706:
1704:
1700:
1699:United States
1689:
1687:
1683:
1682:United States
1672:
1670:
1666:
1665:United States
1655:
1653:
1649:
1638:
1636:
1632:
1621:
1619:
1615:
1604:
1602:
1598:
1587:
1585:
1581:
1570:
1569:
1567:
1566:
1561:
1557:
1546:
1544:
1540:
1529:
1527:
1523:
1512:
1510:
1506:
1495:
1493:
1489:
1478:
1476:
1472:
1461:
1459:
1455:
1444:
1442:
1438:
1427:
1425:
1421:
1410:
1408:
1404:
1393:
1391:
1387:
1376:
1375:
1373:
1372:
1367:
1363:
1352:
1350:
1346:
1335:
1333:
1329:
1318:
1316:
1312:
1301:
1299:
1295:
1284:
1282:
1278:
1267:
1265:
1261:
1250:
1248:
1244:
1233:
1231:
1227:
1216:
1214:
1210:
1199:
1197:
1193:
1182:
1180:
1176:
1165:
1163:
1159:
1148:
1146:
1142:
1131:
1129:
1125:
1114:
1112:
1108:
1097:
1095:
1091:
1080:
1078:
1074:
1063:
1061:
1057:
1046:
1045:
1043:
1042:
1037:
1033:
1022:
1020:
1016:
1005:
1003:
999:
988:
986:
982:
971:
969:
965:
954:
952:
948:
937:
935:
931:
920:
918:
914:
903:
901:
897:
886:
884:
880:
869:
867:
863:
852:
850:
846:
835:
833:
829:
818:
816:
812:
801:
799:
795:
784:
782:
778:
767:
766:
764:
763:
757:
755:
744:
742:
739:
738:
734:
732:
721:
719:
716:
715:
711:
709:
698:
696:
693:
692:
688:
686:
675:
673:
670:
669:
665:
663:
652:
650:
647:
646:
642:
640:
629:
627:
624:
623:
619:
617:
606:
604:
601:
600:
596:
594:
583:
581:
580:Dar es Salaam
578:
577:
573:
571:
560:
558:
555:
554:
550:
548:
537:
535:
532:
531:
527:
525:
514:
512:
509:
508:
504:
502:
491:
489:
486:
485:
481:
479:
468:
466:
463:
462:
459:Member Since
458:
455:
452:
451:
442:
441:
439:
434:Member cities
427:
423:
422:
421:
420:
412:
408:
405:
401:
400:
399:
398:
390:
387:
384:
381:
380:
379:
378:
373:
371:
366:
356:
353:
349:
347:
342:
339:
334:
332:
328:
323:
321:
317:
316:climate risks
312:
307:
305:
301:
296:
293:
288:
286:
281:
278:
272:
270:
266:
262:
258:
248:
244:
241:
238:
237:New York City
234:
230:
227:and Mayor of
226:
222:
217:
215:
214:climate risks
211:
206:
197:
193:
189:
183:
177:
172:
166:
162:
156:
153:
149:
145:
141:
137:
133:
129:
125:
121:
117:
113:
109:
105:
101:
97:
94:
88:
84:
80:
76:
70:
67:
64:
60:
57:
54:
50:
46:
42:
36:
32:
28:
23:
3412:
3407:
3395:. Retrieved
3386:
3377:
3366:. Retrieved
3354:
3327:. Retrieved
3313:
3300:
3275:. Retrieved
3270:
3245:. Retrieved
3236:
3233:"Who We Are"
3227:
3216:. Retrieved
3212:
3202:
3189:
3164:. Retrieved
3160:
3150:
3137:
3125:
3105:
3092:
3075:
3064:. Retrieved
3060:
3051:
3040:. Retrieved
3036:
3027:
3003:, retrieved
2998:
2991:
2980:
2971:
2959:
2948:. Retrieved
2944:
2918:. Retrieved
2909:
2897:
2886:. Retrieved
2882:
2873:
2862:. Retrieved
2858:
2849:
2838:. Retrieved
2834:
2825:
2814:. Retrieved
2810:
2801:
2790:. Retrieved
2786:
2777:
2765:. Retrieved
2741:. Retrieved
2737:
2728:
2720:the original
2528:Novo Nordisk
2397:
2382:
2332:
2324:Affiliations
2303:
2284:
2176:Kuala Lumpur
1822:Philadelphia
1390:Buenos Aires
754:South Africa
685:South Africa
672:Johannesburg
662:Sierra Leone
639:South Africa
616:South Africa
547:South Africa
437:
418:
416:
403:
396:
394:
388:
382:
376:
374:
362:
354:
350:
341:Anne Hidalgo
335:
324:
311:Eduardo Paes
308:
304:Johannesburg
289:
280:David Miller
273:
269:Bill Clinton
254:
245:
218:
204:
203:
182:Bill Clinton
128:Johannesburg
104:Buenos Aires
73:Area served
37:October 2005
2941:"About C40"
2920:27 February
2210:Quezon City
2206:Philippines
2189:New Zealand
1788:New Orleans
1754:Los Angeles
1652:Mexico City
1635:Guadalajara
1209:Netherlands
1192:Netherlands
1032:South Korea
765:East Asia:
511:Addis Ababa
478:Ivory Coast
290:Three-term
3462:Categories
3397:2023-09-02
3387:C40 Cities
3368:2023-09-02
3329:2023-09-01
3277:2021-05-23
3271:C40 Cities
3267:"Partners"
3247:2023-09-02
3218:2022-10-07
3213:Green Blog
3166:2022-10-07
3066:2022-10-07
3061:C40 Cities
3042:2022-10-07
3037:C40 Cities
3005:2022-10-07
2950:2022-10-07
2945:C40 Cities
2888:2022-10-07
2883:C40 Cities
2879:"Networks"
2864:2024-04-25
2859:C40 Cities
2840:2022-10-07
2835:C40 Cities
2831:"Our Team"
2816:2022-10-07
2811:C40 Cities
2792:2024-04-25
2787:C40 Cities
2699:References
2404:Arup Group
2367:World Bank
1910:Bangladesh
1111:Heidelberg
1060:Copenhagen
626:Ekurhuleni
383:Population
377:Megacities
365:megacities
359:Membership
225:Sadiq Khan
180:President
173:(Co-Chair)
167:(Co-Chair)
165:Sadiq Khan
159:Key people
2743:14 August
2426:Citigroup
2393:Realdania
2227:Singapore
2223:Singapore
2155:Indonesia
2138:Australia
2121:Australia
2033:Ahmedabad
2016:New Delhi
1931:Bengaluru
1618:Vancouver
1556:Venezuela
1441:São Paulo
1386:Argentina
1332:Stockholm
1298:Barcelona
1213:Rotterdam
1196:Amsterdam
985:Zhenjiang
883:Hong Kong
879:Hong Kong
849:Guangzhou
534:Cape Town
300:Sao Paulo
148:Stockholm
120:Hong Kong
96:Barcelona
3391:Archived
3359:Archived
3320:Archived
3286:cite web
3241:Archived
3175:cite web
3161:Building
3114:Archived
3013:citation
2914:Archived
2588:See also
2518:Michelin
2488:Grundfos
2413:British
2329:Partners
2240:Thailand
2193:Auckland
2172:Malaysia
2080:Pakistan
2050:Tel Aviv
1839:Portland
1584:Montreal
1509:Medellín
1505:Colombia
1488:Colombia
1475:Santiago
1458:Salvador
1407:Curitiba
1349:Istanbul
1260:Portugal
1044:Europe:
1019:Yokohama
951:Shenzhen
934:Shanghai
866:Hangzhou
649:Freetown
593:Tanzania
524:Ethiopia
229:Freetown
140:Montréal
116:Freetown
2767:17 July
2738:c40.org
2508:L'Oréal
2379:Funding
2351:(ICLEI)
2274:Vietnam
2257:Vietnam
2244:Bangkok
2159:Jakarta
2084:Karachi
1982:Kolkata
1948:Chennai
1873:Seattle
1737:Phoenix
1720:Houston
1703:Chicago
1601:Toronto
1560:Caracas
1522:Ecuador
1107:Germany
1090:Germany
1056:Denmark
917:Qingdao
900:Nanjing
798:Chengdu
781:Beijing
741:Tshwane
718:Nairobi
708:Nigeria
570:Senegal
465:Abidjan
456:Country
448:Africa
443:Africa:
277:Toronto
251:History
196:C40.org
191:Website
144:Phoenix
124:Jakarta
34:Founded
2678:PlaNYC
2483:Google
2459:(FCDO)
2417:(BEIS)
2363:(UCLG)
2357:(ICCT)
2345:(ITDP)
2285:
2271:
2254:
2237:
2220:
2203:
2186:
2169:
2152:
2135:
2118:
2094:
2077:
2063:Jordan
2060:
2046:Israel
2043:
2026:
2009:
1999:Mumbai
1992:
1975:
1965:Jaipur
1958:
1941:
1924:
1907:
1883:
1866:
1849:
1832:
1815:
1798:
1781:
1764:
1747:
1730:
1713:
1696:
1686:Boston
1679:
1669:Austin
1662:
1648:Mexico
1645:
1631:Mexico
1628:
1614:Canada
1611:
1597:Canada
1594:
1580:Canada
1577:
1553:
1536:
1519:
1502:
1492:Bogotá
1485:
1468:
1454:Brazil
1451:
1437:Brazil
1434:
1420:Brazil
1417:
1403:Brazil
1400:
1383:
1366:London
1359:
1345:Turkey
1342:
1328:Sweden
1325:
1315:Madrid
1308:
1291:
1281:Moscow
1277:Russia
1274:
1264:Lisbon
1257:
1247:Warsaw
1243:Poland
1240:
1226:Norway
1223:
1206:
1189:
1179:Venice
1172:
1155:
1138:
1128:Athens
1124:Greece
1121:
1104:
1094:Berlin
1087:
1073:France
1070:
1053:
1029:
1012:
995:
978:
961:
944:
927:
910:
893:
876:
859:
842:
832:Fuzhou
825:
815:Dalian
808:
791:
774:
751:
728:
705:
682:
659:
636:
613:
603:Durban
590:
567:
544:
521:
498:
475:
259:Mayor
257:London
221:London
169:Mayor
163:Mayor
132:London
100:Bogotá
82:Method
41:London
3362:(PDF)
3351:(PDF)
3323:(PDF)
3310:(PDF)
2571:Velux
2463:FedEx
2448:(EIT)
2374:(WRI)
2261:Hanoi
2101:Dubai
2067:Amman
2029:India
2012:India
1995:India
1978:India
1961:India
1944:India
1927:India
1914:Dhaka
1771:Miami
1526:Quito
1471:Chile
1311:Spain
1294:Spain
1175:Italy
1158:Italy
1145:Milan
1141:Italy
1077:Paris
1036:Seoul
1015:Japan
1002:Tokyo
998:Japan
981:China
968:Wuhan
964:China
947:China
930:China
913:China
896:China
862:China
845:China
828:China
811:China
794:China
777:China
758:2014
735:2014
731:Kenya
712:2007
695:Lagos
689:2006
666:2019
643:2020
620:2015
597:2014
574:2016
557:Dakar
551:2014
528:2007
505:2015
501:Ghana
488:Accra
482:2018
425:year.
338:Paris
152:Tokyo
136:Milan
112:Dubai
108:Dhaka
62:Focus
3468:City
3292:link
3181:link
3019:link
2922:2017
2769:2019
2745:2022
2541:Qlik
2391:and
1543:Lima
1539:Peru
1230:Oslo
1162:Rome
453:City
302:and
212:and
52:Type
2473:GIZ
2409:Axa
2031:-
417:3.
395:2.
389:GDP
375:1.
3464::
3450:,
3389:.
3385:.
3357:.
3353:.
3338:^
3318:.
3312:.
3288:}}
3284:{{
3269:.
3256:^
3239:.
3235:.
3211:.
3177:}}
3173:{{
3159:.
3059:.
3035:.
3015:}}
3011:{{
2970:.
2943:.
2930:^
2912:.
2908:.
2881:.
2857:.
2833:.
2809:.
2785:.
2753:^
2736:.
2707:^
2395:.
2387:,
2287:|}
2276:–
2259:–
2242:–
2225:–
2208:–
2191:–
2174:–
2157:–
2140:–
2123:–
2099:–
2082:–
2065:–
2048:–
2014:–
1997:–
1980:–
1963:–
1946:–
1929:–
1912:–
1888:–
1871:–
1854:–
1837:–
1820:–
1803:–
1786:–
1769:–
1752:–
1735:–
1718:–
1701:–
1684:–
1667:–
1650:–
1633:–
1616:–
1599:–
1582:–
1558:–
1541:–
1524:–
1507:–
1490:–
1473:–
1456:–
1439:–
1422:–
1405:–
1388:–
1364:–
1347:–
1330:–
1313:–
1296:–
1279:–
1262:–
1245:–
1228:–
1211:–
1194:–
1177:–
1160:–
1143:–
1126:–
1109:–
1092:–
1075:–
1058:–
1034:–
1017:–
1000:–
983:–
966:–
949:–
932:–
915:–
898:–
881:–
864:–
847:–
830:–
813:–
796:–
779:–
333:.
231:,
223:,
150:,
146:,
142:,
138:,
134:,
130:,
126:,
122:,
118:,
114:,
110:,
106:,
102:,
98:,
43:,
3400:.
3371:.
3332:.
3294:)
3280:.
3250:.
3221:.
3183:)
3169:.
3069:.
3045:.
3021:)
2953:.
2924:.
2891:.
2867:.
2843:.
2819:.
2795:.
2771:.
2747:.
2300:.
47:)
39:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
