Former U.S. President Bill Clinton (R) announces a pledge to accelerate clean energy technology development by Jim Rogers (L), CEO of Duke Energy, and Wang Yusuo, chairman of Chinese energy producer ENN Group, at the Clinton Global Initiative in New York September 23, 2009. Duke Energy Corp has signed a clean energy technology agreement with China's ENN Group, adding to a deal it struck last month with the country's top power provider in Duke's push to cut carbon emissions. About 1,200 participants including heads of state, business leaders, humanitarians and celebrities will attend the fifth annual Clinton Global Initiative (CGI) which started on Tuesday. Reuters Pictures logo Reuters Pictures 29 months ago

Former U.S. President Bill Clinton (R) announces a pledge to accelerate clean energy technology development by Jim Rogers (L), CEO of Duke Energy, and Wang Yusuo, chairman of Chinese energy producer ENN Group, at the Clinton Global Initiative in New York September 23, 2009. Duke Energy Corp has signed a clean energy technology agreement with China's ENN Group, adding to a deal it struck last month with the country's top power provider in Duke's push to cut carbon emissions. About 1,200 participants including heads of state, business leaders, humanitarians and celebrities will attend the fifth annual Clinton Global Initiative (CGI) which started on Tuesday.