Guardian: A historic, legally binding climate deal that aims to hold global temperatures to a maximum rise of 1.5C, staving off the worst effects of catastrophic global warming, has been secured.
The culmination of more than 20 years of fraught UN climate talks has seen all countries agree to reduce emissions, promise to raise $100bn a year by 2020 to help poor countries adapt their economies, and accept a new goal of net zero emissions by later this century.
Formally adopted in Paris by 195 countries,...