It's too late to stop climate change, says Ross Gelbspan -- so what do we do now?

All new homes built in Germany from January 1st 2009 will be required to install renewable energy heating systems under a new law called the Renewable Energies Heating Law (Erneubare-Energien-Warmegesetz)

House Democrats agree to raise auto fuel economy to 35 mpg

Energy efficiency just leaves more money to squander, says study

Hydrogen as an everyday, environmentally friendly fuel source may be closer than we think, say Penn State researchers.

U.S. Capitol buys carbon offsets

The kit is certified to covert Lincoln Town Car to flex-fuel vehicle

How the nation's breadbasket is poisoning its own water supply