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Call to urban policymakers: Build a secure future by aligning your climate strategies to the latest science

This call-to-action is from sustainability-focused city networks, associations, non-governmental organizations and international organizations working in and on cities worldwide.

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ICLEI - Local Governments for Sustainability

ICLEI is the leading global network of 1,500+ cities, towns and regions committed to building a sustainable future.
Through our collective efforts, we impact more than 25 percent of the global urban population.

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Our network in numbers

1500+

cities, towns and regions

124+

countries worldwide

25+

percent of the global urban population

20+

percent of the global population

Learn more about the iclei network
Featured city

Katowice, Poland

Katowice, Poland is an industrial legacy city experiencing a new chapter of growth, as the city transitions towards a sustainable future rooted in technological-economic growth, cultural development and ambitious climate action. Katowice is a member of ICLEI’s Urban Transitions Alliance, and host of COP24, the 2018 United Nations Climate Change Conference.

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Building a sustainable urban world

The ICLEI Montréal Commitment outlines our new vision
for how the ICLEI network will advance sustainable urban development worldwide.

Find out more
ICLEI membership application

Welcome to the new ICLEI website!

We are still working hard to fire it up, but in the meantime enjoy our beta version and feel free to inform us of technical issues should you encounter any.

ICLEI membership application
ICLEI WORLD SECRETARIAT
Kaiser-Friedrich-Str. 7
53113 Bonn
Germany
T.+49-228/97 62 99-00 F.+49-228/97 62 99-01 Email: www.iclei.org
EUROPE
European Secretariat
Leopoldring 3
79098 Freiburg, Germany
iclei-europe.org
Brussels Office
Av. de Tervuren 35
1040 Bruxelles
Belgium
Berlin Office
St. Oberholz ROS Team Room 4.02
Rosenthaler Str. 72a
10119 Berlin,
Germany
Africa secretariat
Physical address:
3 Knowledge Park
Century City
Cape Town
8001
South Africa
Postal address:
PO Box 5319
Tygervalley
7536
South Africa
africa.iclei.org
north america
Canada Office
401 Richmond St. W
Studio 204
Toronto, Ontario
M5V 3A8, Canada
www.icleicanada.org
Québec Office
Montréal City Hall
275 Notre-Dame St E
Montreal,
QC H2Y 1C6
www.icleicanada.org
British Columbia Office
Victoria City Hall
1 Centennial Square
Victoria,
BC V8W 1P6
www.icleicanada.org
USA Office
1536 Wynkoop St.
Suite 901
Denver, Colorado
USA 80202
icleiusa.org
MEXICO, CENTRAL AMERICA and the CARIBBEAN
Mexico, Central American and Caribbean Secretariat
Eje Central Lazaro Cardenas 13
Building Miguel Abed, Floor 5 Of. 506 and 507,
Col. Centro, CP 06050 Del.
Cuauhtemoc, Mexico City, Mexico
iclei.org.mx/
Colombia Office
Área Metropolitana del Valle de Aburrá
Carrera 53 N° 40A - 31
Medellín,
Antioquia – Colombia
sams.iclei.org
South America
South American Secretariat
Rua Marquês de Itu 70, 14° andar.
São Paulo, SP, Brasil
CEP 01223-000
sams.iclei.org
South Asia
South Asia Secretariat
C-3, Lower Ground Floor Green Park Extension New Delhi - 110016, India
southasia.iclei.org
Southern Center
Door No. 6-3-596/47/2
Sri Venkata Ramana Colony
Hyderabad 500 004
Andhra Pradesh
east asia
East Asia Secretariat
14/F, Seoul Global Center Building, 38 Jongno, Jongno-gu, Seoul, South Korea (110-110)
eastasia.iclei.org
Japan Office
1-14-2 Nishi-Shimbashi,
Minato-ku
Tokyo, Japan 105-0003
japan.iclei.org
Kaohsiung Capacity Center
4F. No.436, Daye N. Rd.
Xiaogang Dist.
Kaohsiung City 812
Taiwan (R.O.C.)
kcc.iclei.org
Korea Office
(16429) 3F, Suwon Research Institute,
126, Suin-ro, Gwonseon-gu, Suwon-si,
Gyeonggi-do, Republic of Korea
www.icleikorea.org
Beijing Office
B1010 Xiaoyun Center, No. 15
Beijing 100125,
China
southeast asia
Southeast Asia Secretariat
c/o The Manila Observatory Ateneo de Manila University Campus Loyola Heights, Quezon City 1101 Manila, Philippines
icleiseas.org
ICLEI Indonesia Project Office
Rasuna Office Park III WO. 06-09 Komplek Rasuna Epicentrum Jl. Taman Rasuna Selatan, Kuningan DKI Jakarta, 12960, Indonesia
oceania
Oceania Secretariat
Level 1, 200 Little Collins Street Melbourne, Victoria 3000, Australia
oceania.iclei.org
ICLEI World Congress 2018
Associate Partnership