Experts who've parsed the numbers offered by the two countries say it's not enough to keep climate from overheating seriously. It is seen as a benchmark by which governments can be held accountable.
Scientists say a new deal between the U.S. and China on greenhouse gases is a positive move toward new models for controlling emissions, but that it won't keep the Earth from dangerous levels of warming.
The federal government is shutting down cod fishing in the Gulf of Maine for the next six months. But fishermen, who now face an uncertain future, dispute the government's cod counts.
President Obama and China's Xi Jinping have concluded their summit in Beijing. Their joint announcement on climate is designed to set an example for other countries in combating climate change.
Virunga, a new documentary on the Congolese park, premieres Friday on Netflix. We spoke to the chief warden about endangered mountain gorillas, oil speculators and the power of tourism.
GOP Sen. Lisa Murkowski of Alaska is set to head the Energy and Natural Resources Committee. It can be easier for her oil-reliant state to adapt to the changing climate rather than address its causes.