Claude Lorius: Pioneering French climate change scientist dies aged 91
His expeditions to Antarctica helped prove that humans were responsible for global warming.
Commercial development of gene-edited food now legal in England
The law has changed to allow the commercial development and sale of gene-edited food in England.
What is gene-edited food and is it safe to eat?
Gene-edited food can now be developed and sold in England, but not in the rest of the UK.
Living with water pollution in Guatemala
A look at one waterway clogged with rubbish as the UN global water summit takes place.
California battles heavy floods, high winds and rain
At least two people are dead after a severe storm hit the state's central and southern coast.
UN warns against 'vampiric' global water use
A new report warning of "endemic" water scarcity is released ahead of a three-day water summit.
Ending sewage dumping will mean higher water bills - report
The House of Lords report blames government, regulator and water companies for pollution.
Badger tunnels halt traffic on Dutch railways
Trains in the north and south of the Netherlands are affected, with some services stopping for a week.
UN climate report: Scientists release 'survival guide' to avert climate disaster
Technology is providing solutions but the climate forecast is worsening, scientists say in major report.
Five things we've learned from UN climate report
BBC environment correspondent Matt McGrath outlines the key takeaways from the latest IPCC report.
'A village's goodwill saved me from life on the streets'
A new report has found that rough sleeping and homelessness has increased across the English countryside
How slimmed-down websites can cut their carbon emissions
Businesses are discovering tweaks that can dramatically reduce the environmental impact of their websites.
It's the best job on the planet, says new Nasa chief
Dr Nicola Fox, originally from Hertfordshire, is the first woman to become Nasa's head of science.
Ocean treaty: Historic agreement reached after decade of talks
Countries have reached a landmark agreement to help put 30% of the world's oceans into protection.
Antarctica sea-ice hits new record low
Sea-ice measurements in Antarctica have registered a new minimum, breaking the record set only one year ago.
Turkey earthquake fault lines mapped from space
The EU's Sentinel satellite system traces how the ground ruptured during Monday's big tremors.
The man who first discovered plastic in the ocean
In 1971 Edward Carpenter discovered plastic floating about in the Atlantic Ocean.
What are El Niño and La Niña, and how do they change the weather?
Global temperatures and rain patterns are affected by climate phenomena known as El Niño/La Niña.
Water pipe robots could stop billions of litres leaking
About 20% of our water supply is lost to leaks and scientists say miniature 'pipe robots' could help.