Environment
Stomach-twisting fuel storage for gas-powered cars
A fuel tank based on the human intestine could help cars carry more natural gas
News
Earth
Wanted: A Bob Geldof for climate change
Opinion
Earth
Arctic thaw may be first in cascade of tipping points
News
Earth
Splash and grab: The global scramble for water
Opinion
Earth
US nuclear dump is leaking toxic waste
News
Earth
Wiping out top predators messes up the climate
News
Earth
Fertiliser makes another reason to eat less meat
News
Earth
Oil spill firm to pay $400 million to fix Gulf coast
News
Earth
Nuclear waste: too hot to handle?
Opinion
Earth
Flushed with success: Human manure’s fertile future
We shouldn鈥檛 pooh-pooh the idea of fertilising crops with our urine and faeces 鈥� it's safer than it sounds and the benefits would be huge
Features
Earth
Water wars loom as the US runs dry
News
Environment
Chinese pig farms breed drug-resistant bacteria
News
Earth
Arctic sunshine cranks up threat from greenhouse gases
News
Earth
Withering heights: Why animals are shrinking
Features