New US energy chief warns climate change droughts could destroy California's agricultural industry, as scientist predicts sea level rises could be higher than expected

Consortium of technology companies announces plans for new green datacentre guide and academy designed to help promote energy efficient IT skills

Project to roll out smart meters capable of providing energy use data four times an hour moves forward

Legal challenge to argue Regional Greenhouse Gas Initiative trading scheme is putting New York utility at an unfair disadvantage

New figures show US corporates bought more than 2.8mMWh of Green-e certified renewable energy last year

Better place rival gets cash influx from Germany

Quick action is key to providing a strong negotiation stance in Copenhagen

State's energy consumption in 2006 was 18 per cent lower relative to 1970

Bush administration measures to expand Japanese whaling rights still in force

But the fight is not over for the Big Stone power plant