Letter makes plea to rich over climate
Ozone layer: Banned CFCs traced to China say scientists
Plastic straws: Which companies are banning them?
UK government to bring in new controls on plastic items
The effects of air pollution on human health
Driverless cars: Cambridge University model cars 'talk' to avoid jams
How a new diet for gassy cows is helping the environment
Rise in global sea levels could have 'profound consequences'
Is there a problem with salmon farming?
Scientists: Why we should appreciate wasps
Compassionate conservation is 'seriously flawed'
What's it like to be bitten by a bedbug?
Mars: The box seeking to answer the biggest question
Spain alarmed by French bear's attacks on sheep
Brazil's Vale warns another mining dam at risk of collapse
Will India energy pledges lead to CO2 rise?
Crickets have hit the high street - can they save the planet?
Bedbugs survived the dinosaur extinction event
Artificial life form given 'synthetic DNA'
Plastic pollution: Flip-flop tide engulfs 'paradise' island
Antarctic instability 'is spreading'
Medieval manuscript code unlocked by Bristol academic