Trawling concept design could save millions of tons of fish a year

Germany looks to make dirty tech turn green

The Windy City readies itself for a warmer future

Landmark ICPCC report says supply of renewable power can meet global demand

Winners of 2011 Growing Green Awards announced this week.

Silicon Valley lays a bet on extreme weather insurance for farmers.

Environment minister calls for checks on development.

Scientists say state's water future is "bleak."

Is concentrated solar power the future of renewable energy? A Guardian video shines a light on the world's first commercial solar tower.