Chevron, Exxon and BP among companies most responsible for climate change since dawn of industrial age, figures show.
A new report finds that the industry is giving out “gushers” of money, mainly to congressional Republicans.
Environment and development groups are protesting at slow speed and lack of ambition of Warsaw negotiations.
Developing countries threaten to walk out of UN talks in Warsaw over failure to reach agreement on financial recompense.
North Carolina’s Duke Energy wants to sell renewable energy directly to power-hogging companies like Google.