For a century, we've gotten almost all our gasoline and diesel fuel from petrochemicals. Now Silicon Valley startup Solazyme [NSDQ:SZYM] is testing diesel fuel derived from refining renewable oils--produced by specialized algae--in two Volkswagen turbodiesel models. Since July 2012, the VW Passat...
A green roof is not at its most photogenic in a Michigan winter. In fact, it's hardly green at all--more like gray and brown--though it still insulates the building below... January 18, 2011 by John Voelcker 3
Increasingly, in production electric vehicles such as the 2012 Ford Focus Electric and 2011 Nissan Leaf, automakers are turning to recycled and repurposed materials. But the... January 11, 2011 by Bengt Halvorson 2
