Tim Radford

Permafrost thaw and retreating Arctic ice don’t just imperil caribou and bears. People, too, may find the ground shifts beneath their feet.

Researchers have once again linked a sequence of devastating climate events to global warming fuelled by prodigal human use of fossil fuels. And this time, they believe they have identified the agency behind the blazing summers that have claimed lives and destroyed livelihoods repeatedly during this century.

Carbon-negative cars, cost-effective organic solar cells and electricity from waste treatment are possible clean energy options as scientists stretch the laws of physics.

Climate scientists have bad news for governments, energy companies, motorists, passengers and citizens everywhere in the world…

Pink salmon — the smallest and most abundant of the Pacific salmon species, and a supper table mainstay in many parts of the world — may be swimming towards trouble.

US scientists re-examine the collection of data which seemed to show global warming slowing since 1998 and say temperatures have continued to rise steadily.