U.S. homes generate 27% of the nation’s CO2 emissions. Today we know how to build homes that use 80% less energy. And we now know how to get similar reductions when retrofitting existing homes.
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Cars generate 24% of U.S. CO2 emissions. But if we shared rides, automobile CO2 emissions could be cut by 80% within a decade.
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Food production generates 18% of U.S. CO2, with factory meat, eggs and milk generating most of that. A diet that reduces or eliminates those foods cuts CO2 by almost 50%. The choice is either “diet change” or “climate change.”
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