Felix Kramer and the First Plug-In Hybrids
In 2004, Felix Kramer gathered with a group of engineers and car junkies in a friend’s garage. Their goal: to make a hybrid car that would plug into the wall, giving it a greater ability to run on electricity.
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The Sustainable Biodiesel Alliance
Biodiesel is clearly a win for the planet—using it results in 52 percent fewer lifecycle greenhouse gas emissions than gasoline, 41 percent fewer than diesel, and 41 percent fewer than the much-touted corn ethanol when it’s made from soybeans. But some wonder whether a massive switch to biodiesel would be sustainable. Read more»

Greening Local Fleets
When we think about moving beyond a petroleum economy, government and corporate fleets of vehicles are a logical place to start. School buses, for example, drive more than 4 billion miles each year, and corporate fleet vehicles travel an average of 25,000 miles per year. All this adds up to major emissions of air pollutants that contribute to global warming. Read more»