BBC News

Cities like Sydney are already experiencing extremely hot days because of climate change.

All schools and colleges in Cornwall will be given litter pickers made from old hospital masks.

Insulate Britain protesters blocked traffic on both carriageways of the motorway in Surrey.

Joe Biden called for cooperation in his first speech as US president to the UN General Assembly.

Are rich countries living up to their climate promises to the developing world?

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.

Fire-resistant blankets protect General Sherman and other sequoias as a California blaze closes in.

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.

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.

Science editor David Shukman on three jobs in growing green industries, and what it's like to do them

Joy and her family are among 2m Nigerians living within 4km of a gas flare in Nigeria's oil-rich south.

More than 100 humpback whales have been filmed feeding off Australia's New South Wales coast.

BBC research finds the number of days passing 50C has doubled in the past 40 years.

More than 220 environment and land rights activists were murdered last year, according to a report.

UK policies will deliver a quarter of emissions cuts needed, say campaigners ahead of the COP26 summit.

Trade bodies and unions say the UK is slipping behind other nations on green investment.

Twenty of the world's poorest countries face hotel quarantine before the event in Glasgow.

The alarm went off as the space station's batteries were being charged, Russia's space agency says.

Scotland's thriving space sector is trying to have a reduced impact on the planet.

Government ministers agreed to cut climate commitments to clinch the deal it has emerged.

Almost 60% of oil and gas and 90% of coal must stay in the ground to keep global warming below 1.5C.

The countries at greatest risk say all nations must take bigger steps to avoid climate catastrophe.

The expansion of dragonflies across Britain and Ireland is an indicator of climate change, say experts.

Vaccine inequality and travel challenges risk excluding many delegates from poorer nations.

They're not coming through the windows - they were already inside.