Report claims booming sector will be worth $30bn within two years

Start up claims low cost solar thermal dish will deliver return on investment in just two years

Watchdog rules adverts for low emission vehicles gave impression cars were cheaper than they are

Ministry drawing up plans to reintroduce solar panel subsidies as means of reinvigorating domestic market

With emissions continuing to soar Australia turns to carbon capture as best means of curbing emissions

PCs and laptops carrying green accreditation label now account for over a fifth of the global market

New kinetic energy device designed to allow Glastonbury revellers to recharge their phones in the middle of the mosh pit

London's derelict power station to receive £4bn "zero carbon" makeover

But fears grow over lack of safe recycling

BusinessGreen.com talks to Bob Hertzberg, chairman of solar outfit G24i and founder of venture firm Renewable Capital, about the future of thin film solar and why California is leading the clean tech revolution