BBC News - Science & Environment
Updated: 56 min 15 sec ago
Deadly flash floods in Iran kill dozens, and cause destruction across the country.
Scientists say natural events are driving the ice changes near Britain's Halley base in Antarctica.
Paddle boarder Lizzie Carr takes her plastic patrol to the waterways.
Researchers believe the four-metre-long mammal, found in Peru, was able to swim and walk on land.
For centuries, our lunar neighbour has been a source of fascination and inspiration for poets and artists.
"Sir David" was found swimming with a plastic flying ring stuck around its neck.
The Japanese Hayabusa-2 spacecraft is about to detonate an explosive charge on the asteroid it is exploring.
Australia's vast reef is struggling to re-grow corals after unprecedented bleaching, scientists say.
Scientists call for more research into the last time when atmospheric carbon dioxide levels were the same as today.
Christiana Figueres, who helped secure the Paris Climate Change Agreement, gives her suggestions.
New CO2 removal technology gains significant investment from fossil fuel companies, but greens have doubts.
A British Columbia-based company has shown that it can extract CO2 from the air in a cost-effective way.
The extremely rare Chinese giant salamander was rescued after an attempt to smuggle it into the UK.
A government department had been using cats to research parasites that can cause kill humans.
Wildlife experts want more controls on nets over hedges and trees, amid growing public concern.
A new space-based system to monitor aircraft worldwide is live and being trialled over the Atlantic.
The federal government report warns Canada's Arctic is most affected by the changing climate.
A European spacecraft has confirmed a report of methane being released from the surface of Mars.
Some make-up companies are reporting record sales of products which claim to protect skin from toxic air.
It is the first time a company not running a coal-fired power plant has come near the top of the ranking.