Himalayan glaciers melting far faster this century - study
Himalayan glaciers have been melting twice as fast since the start of this century, underscoring the threat climate change poses to water supplies for hundreds of millions of people across Asia
Momentum builds for EU leaders to agree carbon neutral 2050 pledge at summit
A majority of the EU's 28 members have signed up to the lofty target ahead of a summit of leaders, despite resistance from eastern European nations worried it could cost jobs
Trump administration replaces Obama-era power plant rule, in boost to coal
Environmentalists and Democratic lawmakers say regulation is too weak to significantly reduce emissions and will put public health at risk
Indonesia to restore 200,000 hectares of peatland this year
Efforts could cut risks that fires blanket Southeast Asia in haze, causing huge economic losses
Retreating Swiss glacier spurred May's new 2050 climate goal
Regular hikes in the Swiss Alps showed Britain's prime minister that climate change is happening
Hotels, firms cut back on water use as taps run dry in India's Chennai
Chennai is one of 21 cities that a government think tank warned last year could run out of ground water by 2020
Electric planes start small as industry wrestles with emissions
An all-electric commuter plane and a small Airbus-backed hybrid are among aircraft programmes being touted at the Paris air show
Emissions need to be halved to avoid 3C warming - scientists
An assessment of 32 nations' climate plans shows only two - Morocco and the Gambia - are ambitious enough to meet a 1.5C warming limit
South Korea fires up on renewables, to close more coal plants
Facing choking smog and pressure to cut emissions, world's fourth-biggest coal importer is expected to accelerate targets for green energy in an updated 15-year energy plan
Canada approves contentious oil pipeline expansion, expects legal challenges
PM has been under pressure both from western Canadian politicians who accuse him of doing too little for the oil industry, and from green groups, which see the oil sands as a highly polluting source of crude production