Jonah Fisher

In a quarry surrounded by the din of heavy machinery Jim Mann crouches down and picks up a handful of tiny black rocks. "This is my magic dust," he says with a smile, gently rubbing them between his…

Switching from fossil fuels to renewable energy could save the world as much as $12tn (£10.2tn) by 2050, an Oxford University study says.

Nearly 200,000 properties in England may have to be abandoned due to rising sea levels by 2050, a report says. It looks at where water will cause most damage and whether defences are technically and…