Fuel-efficient vehicles now account for 40 per cent of manufacturers' advertising budgets

International climate negotiators are warned that the government will retain complete autonomy over forestry policy

Reports claim government considering raising an extra £500m a year through carbon credit auctions as it attempts to fund fuel poverty measures

Discovery hailed as major breakthrough in fight to reduce carbon emissions

Plans for extension of renewable energy tax breaks blocked for the eight time

New report claims clear regulatory framework and booming investment means China is just a few years away from emerging as the world's premier cleantech hub

Lower speed limits and less air con to form part of ambitious energy efficiency programme designed to cut oil imports by 10 per cent

Trade association claims higher average wind speeds mean US is generating more wind power than Germany

We are entering an era of high energy prices, argues Centrica chief executive Sam Laidlaw, and in the long run only a more diverse supply can lead us out of it