Measuring the carbon emissions of megacities

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Carbon emissions from cities represent the single largest human contribution to climate change. Here we present a vision, strategy and roadmap for an international framework to assess directly the carbon emission trends of the world's megacities.

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Figure 1: A strategy for monitoring megacity carbon emissions.

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Acknowledgements

The authors are grateful for discussions with many colleagues in the international carbon cycle science community, local officials, government agencies and non-governmental organizations. This work was done at the Jet Propulsion Laboratory, a division of the California Institute of Technology under contract to the National Aeronautics and Space Administration.

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Correspondence to Riley M. Duren.

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