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Nature 400, 494 (5 August 1999) | doi:10.1038/22853

Open Innovation Challenges

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Emissions fall despite economic growth

Tony Reichhardt

Global carbon emissions declined last year while economic productivity increased, providing evidence, according to the Washington-based Worldwatch Institute, that cutting greenhouse gas emissions may not necessarily have a financial cost.The institute, extrapolating from industry reports of fossil-fuel consumption, estimates that emissions fell by 0.