Renewable energy is still only 2.3% of the U.S. energy production. David Biello asks, can renewables be ramped up in time to combat global warming?
Jan 20, 2011 Yale Environment 360
After years of debate, San Francisco plans to close the diesel- and natural gas-burning Potrero Hill Plant, one of the dirtiest facilities in California, by January 1, reports John Coté.
Dec 24, 2010 San Francisco Chronicle
Alternating current (AC) beat out direct current (DC) because it worked well over short distances. But direct current is significantly easier to control on a smart grid and travels better, says Herman J. Trabish.
Dec 8, 2010 greentechmedia
The California city spent years cultivating an urban forest for shade and cooling benefits, which now presents a unique challenge to tapping the area's solar potential. A new company has a solution.
Nov 18, 2010 The New York Times
A controversial $2.5 B wind farm planned off the shores of Cape Cod is touted by supporters as a way to jumpstart the state's green economy. Beth Daley argues the project was rushed to the drawing board despite not making economic sense.
Oct 14, 2010 The Boston Globe
Diana Powers reports that the cost of solar photovoltaic panels has declined "to the point where they are lower than the rising projected costs of new nuclear plants, according to a paper published this month."
Jul 30, 2010 New York Times
Former California Governor (and current gubernatorial candidate) Jerry Brown may be the only person able to give the state a clean energy policy -- mainly because he's already done it before, according to this article.
Jul 7, 2010 Mother Jones
One source of renewable energy isn't going to cut it; the future is in using multiple sources, and even combining them in a single power plant, says blogger jnshere.
Mar 29, 2010 Renewable Energy World
President Obama has proposed eliminating federal subsidies for fossil fuels in 2011, but for now they're still a $72 billion piece of the pie. Solar, wind and geothermal? $12.2 billion.
Mar 14, 2010 ecopolitology
As part of a $133 million renovation of a federal building in Portland, the Government Services Administration plans to add 200-foot high "vegetated fins" that will carpet the building with plants and - hopefully - energy savings.
Feb 1, 2010 New York Times