Carbon emissions

A dirt cheap way of capturing CO2?

New research suggests that ordinary clay could make a relatively cheap contribution to the decarbonisation struggle. But feasibility remains a long way off

MEPs approve new limits on CO2 emissions from cars

Lower CO2 limits are intended to protect the environment and spur clean car innovation. But environmentalists say a “super credits” scheme will allow car makers to fudge emission figures, undermining both objectives, while manufacturers say the limits will push up costs