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.
Regulators proposed a $2.66 million fine for Exxon, saying the company could have prevented the crude oil spill that hit an Arkansas neighborhood this March.
The Polish government’s decision to host an event promoting the coal industry during the UN talks is facing a backlash.