Investment in carbon asset fund growing as firms look for most cost-effective way to buy carbon credits

Ener1 claims that as demand for hybrids continue to rise, lithium-ion battery manufacturers could slash the cost of the technology in half

Investor uncertainity and challenging sea conditions mean few companies are prepared to invest in the special barges required to install offshore turbines

Proposals to reduce traffic emissions by tweaking insurance options and tackling urban sprawl are on the drawing board

New team to develop Treasury's green policy and manage new Clean Technology Fund

Green energy provider to step up marketing efforts around efficiency of home heat generation and launches online shop

Democrat candidate for US presidency promises to end US addiction to oil

AVA Solar comes up with $104m funding for itself, on the heels of Nanosolar making a similar announcement

Car hire giant Enterprise Rent-A-Car pumps cash into algal biofuel research as it seeks to secure long-term sustainable fuel supplies