Campaigners disappointed as White House says 1,700-mile pipeline will not cause significant environmental damage
Prime minister's last act before resigning ensures utilities will pay a set rate to green energy producers from July 2012
Report says businesses should take more responsibility for reuse and recycling of packaging, electronic equipment and vehicles
Who said what in the world of green business this week?
Presidential hopeful joins rivals Rick Perry and Michelle Bachmann in voicing doubts over climate science
Survey finds majority of UK homeowners would consider installing renewable energy generation
Friends of the Earth and Heartland Institute lead coalition calling for end to dirty subsidies
Beijing confirms it will fight to keep export limits on raw materials, including rare earths vital to many clean technologies
Bloomberg New Energy Finance predicts imported carbon credits will dampen Australian carbon price
Assembly members urge Mayor to increase efforts to protect businesses and homes from serious flood risk