Greenpeace and WWF-UK among campaigners launching challenge that could see decision on third runway quashed

Alistair Darling will flesh out plans for electric vehicle trials in the Budget later this month

Multibillion-dollar investment fund to adhere to new ethical investment criteria

Motor industry urges government to support plans for £2,000 incentive to swap polluting older models for newer, greener cars

Joint Scottish-Irish project aims to identify best strains of marine algae for biofuel production

Harry Morrison, general manager of the Carbon Trust Standard Company, explains how firms should go about gaining the high profile carbon label

Proposals for global levy in contrast to aviation industry's call for cap and trade

"without a trained team, you are just winging it"

$20m works will cut carbon footprint by 105,000 tonnes a year