China: rich nations must cut emissions by 40 pct

(AP) -- Wealthy nations, as history's biggest polluters, should cut greenhouse gas emissions by 40 percent from 1990 levels by 2020, China says in a policy document on climate change. The government also rolled out fresh help for solar power and other "green energy."

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<p><a href="http://www.physorg.com/news162183967.html">China: rich nations must cut emissions by 40 pct</a></p> <p>(AP) -- Wealthy nations, as history's biggest polluters, should cut greenhouse gas emissions by 40 percent from 1990 levels by 2020, China says in a policy document on climate change. The government also rolled out fresh help for solar power and other "green energy."</p>