TOKYO -- The failure of Group of 20 environment and energy ministers to agree on a global temperature goal exposes the divide between advanced and emerging-market economies on the pace of industrial transformation needed to slow climate change.
Coal and a target for limiting global warming were two of the toughest sticking points between the U.S., Japan and European nations and China, Russia and India, according to Japanese government sources who traveled to Naples for the G-20 talks on Friday.
