Tree planting ‘has mind-blowing potential’ to tackle climate crisis

Research shows a trillion trees could be planted to capture huge amount of carbon dioxide and fight the climate crisis.

Global carbon emissions stood still in 2016, offering climate hope

The new data is a welcome sign of progress in the battle against global warming but many challenges remain, including methane from cattle

Victory for Austria’s Greens and the left is a sigh of relief for Europe

The leftist’s win was hailed as the ‘liberal pushback’ against Brexit and Trump, but 46% voted for the far-right Norbert Hofer

The Great Barrier Reef: a catastrophe laid bare

Australia’s natural wonder is in mortal danger. Bleaching caused by climate change has killed almost a quarter of its coral this year and many scientists believe it could be too late for the rest. Using exclusive photographs and new data, a Guardian special report investigates how the reef has been devastated – and what can be done to save it