US states, cities and businesses signed up to 'America's pledge' to combat global warning have a combined economic power equal to the world's third-biggest economy
Syrian delegation tells UN climate summit in Bonn that the war-torn country will ratify the Paris Agreement
Governments have been underestimating methane emissions from gas and must phase out the fossil fuel, along with coal and oil, by 2035 to keep within Paris climate targets, a major study shows
Falling levels of investment in clean energy threatens crucial 2020 climate finance target, warns Bloomberg New Energy Finance
UNFCCC Executive Secretary calls for a 'very successful' international climate summit at opening ceremony in Bonn
All the news, analysis and opinion from the annual UN climate summit in Bonn
Two weeks of negotiations will look to establish a rulebook for implementing the Paris Agreement, as calls come for countries to step up pace of decarbonisation
Last week's flurry of terrifying climate reports demands a stronger response - the next two weeks in Bonn must point the way to the next climate crunch point
New report from industry-led International Tourism Partnership warns absolute carbon emissions from hotels must reduce by 90 per cent by 2050 to stay within 2C trajectory
Craft brewer launches new beer to protest against inaction on climate change and raise funds for charity 10:10