Rich urged to make deeper CO2 cuts

Reuters: China, India and other developing nations joined forces on Wednesday to urge rich countries to make far deeper cuts in greenhouse gas emissions than planned by 2020 to slow global warming. Many developing states at 175-country talks in Bonn, working on a new U.N. climate pact, urged the rich to cut emissions by "at least 40 percent" below 1990 levels by 2020 to confront what they said were worsening signs of climate change. The calls, part of negotiations on a new U.N. climate …