Concentrated solar thermal, enhanced geothermal and high-altitude wind at centre of plan
Google-backed solar giant continues global expansion drive with Chinese technology licensing deal
New Google Energy subsidiary files for permission to buy and sell wholesale electricity
New Google-backed smart meter promises to deliver significant domestic energy savings
As Google debuts new deforestation tracking tool, president's backing for REDD plan increases chances of forest protection deal
XCel Energy signs up to Microsoft's online energy usage service
First:utility to become first UK firm to provide customers with energy use data through Google's PowerMeter application
IT giants rumoured to be investigating possibility of investing in European offshore wind farms
IT giant signs up its first smart meter partner, providing users of its new PowerMeter service with the ability to constantly track their energy use
New Google Earth layers allow users to see how climate change will affect them