BBC News - Science & Environment
Updated: 2 hours 39 min ago
The announcement is the country's latest climate pledge and a major step forward to address emissions.
Joe Biden called for cooperation in his first speech as US president to the UN General Assembly.
The food and drink industry is warning of supermarket shortages because of a lack of CO2.
The space agency will send a rover to look for water-ice near a crater at the Moon's South Pole.
A trip to a melting glacier will shape how the BBC's new climate editor reports on climate change.
Mark Hankinson denies encouraging others to break the law during private webinars which were leaked online.
The UK prime minister says he is "increasingly frustrated" at support offered to poorer countries.
Boris Johnson says he has a "six out of 10" chance of securing pledges before the COP26 conference.
Boris Johnson will also visit the White House for the first time since Joe Biden became US President.
The four amateur astronauts landed safely in the Atlantic Ocean after three days orbiting Earth.
Seaweed production has been affected by warming seas – this is how farmers are adapting.
UK activists have protested on the M25, but should they instead be picketing China's embassy?
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.
In a study of more than 100 company accounts, 80% of audits didn't assess climate risk.
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.