Climate activists unveiled a huge countdown clock on Saturday, showing how little time is left before global temperatures hit a critical high, to kick off a week of climate action in New York.

The 'Climate Clock', which tells us the time we have to save the world

WION Dispatch: Climate activists unveil climate clock in New York

Concentrations of greenhouse gases in the Earth’s atmosphere hit a record high this year, a United Nations report showed on Wednesday.

Greenhouse gases hit new record despite lockdowns

Climate activists gathered at the Trient glacier on Sunday to call attention to the impact of climate change on Switzerland's natural landscape

Climate activists gather at Trient glacier to mourn Switzerland's receding ice

Greenland's ice sheet may have shrunk past the point of return, with the ice likely to melt away no matter how quickly the world reduces climate-warming emissions

Greenland's ice sheet melting has passed the point of no return

One degree of warming so far has triggered a crescendo of heatwaves, droughts and superstorms made more destructive by rising seas.

Climate Change is driving Polar Bears towards extinction; May wipe out by 2100