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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
chemistry
Greenhouse gas emissions from global cities
Environmental Science and Technology, Volume 43, No. 19, Year 2009
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Description
The world's population is now over 50% urban, and cities make an important contribution to national greenhouse gas (GHG) emissions. Many cities are developing strategies to reduce their emissions. Here we ask how and why emissions differ between cities. Our study of ten global cities shows how a balance of geophysical factors (climate, access to resources, and gateway status) and technical factors (power generation, urban design, and waste processing) determine the GHGs attributable to cities. Within the overall trends, however, there are differences between cities with more or less public transit; while personal income also impacts heating and industrial fuel use. By including upstream emissions from fuels, GHG emissions attributable to cities exceed those from direct end use by up to 25%. Our findings should help foster intercity learning on reducing GHG emissions. © 2009 American Chemical Society.
Authors & Co-Authors
Kennedy, Christopher
Canada, Toronto
University of Toronto
Steinberger, Julia
Austria, Klagenfurt
Alpen-adria-universität Klagenfurt
Gasson, Barrie
South Africa, Cape Town
University of Cape Town
Hansen, Yvonne
South Africa, Cape Town
University of Cape Town
Hillman, Timothy
United States, Denver
University of Colorado Denver
Havránek, Miroslav
Czech Republic, Prague
Charles University
Pataki, Diane E.
United States, Irvine
University of California, Irvine
Phdungsilp, Aumnad
Thailand, Bangkok
Dhurakij Pundit University
Ramaswami, Anu
United States, Denver
University of Colorado Denver
Mendez, Gara Villalba
Spain, Cerdanyola Del Valles
Icta-uab Institut de Ciència I Tecnologia Ambientals
Statistics
Citations: 592
Authors: 10
Affiliations: 8
Identifiers
Doi:
10.1021/es900213p
ISSN:
0013936X
e-ISSN:
15205851
Research Areas
Health System And Policy
Study Design
Cross Sectional Study