BBC

The president asks leaders to commit to cutting emissions by at least 30% below 2020 levels by 2030.

Climate plans of more than 100 countries show we're heading in the wrong direction, the UN says.

It's 100 years since the great Antarctic explorer set out on his last voyage to the White Continent.

The 15 finalists of Prince William's inaugural Earthshot Prize are tackling the planet's problems.

The first pictures have been released showing the Inspiration4 crew looking down on the planet.

The three astronauts spent 90 days at China's space station, some 380km above Earth.

Fire-resistant blankets are being wrapped around California's famous sequoia trees as a blaze closes in.

In a study of more than 100 company accounts, 80% of audits didn't assess climate risk.

The inventor, entrepreneur and ZX Spectrum creator died at his London home following a long illness.

The prolific innovator invented the pocket calculator and the ill-fated Sinclair C5 electric car.

An image of a green sea turtle surrounded by glass fish wins photo award.

Established in 1759, the Royal Botanic Gardens at Kew has 16,900 unique plant species.

The Mangrove Photography Award winners show unique ecosystems above and below the waterline.

Amid a severe drought in the Prairies, some ranchers are trying to find ways to work with nature.

A village in western Canada recorded the country's highest-ever temperature. The next day it was gone.

The small furry Eastern Barred Bandicoot is bumped off an Australian "extinct in the wild" list.

A start-up company has been given £380,000 to develop the hydrogen-powered concept.

In Karachi, Pakistan, one entrepreneur is on a mission to plant urban forests to cope with rising temperatures.

Snakes owe their success in part to the asteroid impact that killed off the dinosaurs 66 million years ago.

Over half of respondents in a survey believe humanity is doomed and governments are failing to act.