March 6, 2012, 11am PST
Having just returned from a United Nations-led tour of disaster-ravaged areas of Japan, Warren Karlenzig reports on efforts across the region to rebuild along smart growth and green economic development models.
January 11, 2012, 7am PST
Dozens of renewable energy projects completed in California's national parks and forests have yet to be utilized due to a years-long squabble with Southern California Edison, wasting tens of thousands of dollars in potential savings.
January 4, 2012, 2pm PST
Farmers are enjoying high corn prices and may not even have noticed the end of the subsidy on Dec. 31 according to the agricultural economist interviewed on NPR.
December 1, 2011, 8am PST
John Farrell of Renewable Energy World explains how a shift to local, renewable energy sources and away from the current system of long-distance, coal-burning utilities will
October 26, 2011, 11am PDT
In its 5th year, the Solar Decathlon had submissions from 20 different countries and from schools like SCI-Arc/Caltech's and Appalachian State University, writes Diana Budds for Dwell.
October 11, 2011, 1pm PDT
At the European Future Energy Forum (EFEF) 2011, Masdar City displayed business opportunities to companies in renewable energy and clean technology as well as service providers in that industry.
September 25, 2011, 7am PDT
Jennifer Runyon asks if environmentalists are doing the right thing by pushing regulations that make the cost of building renewable energy projects prohibitive.
September 16, 2011, 1pm PDT
The President went out of his way to support Solyndra's cutting-edge solar technology. When the company declares bankruptcy this week, Jon Stewart anticipates the gaffes by Obama's opposition in a very funny segment on The Daily Show.
August 2, 2011, 5am PDT
At a two-acre site located 80 miles west of Ann Arbor, an engineering major at the Univ. of Michigan installed the state's largest solar farm with movable trackers that increase the amount of energy captured by almost 10%.
July 5, 2011, 5am PDT
The Economist argues that heavy reliance on solar power as an alternative energy source will not help Britain meet its greenhouse-gas reduction targets in 2050 due to operational and financial infeasibilities.
July 3, 2011, 5am PDT
Communities across the country are trying to reuse contaminated brownfields as sites for the production of clean energy.
April 23, 2011, 7am PDT
Internet search giant Google has announced plans for the long-term purchase of power produced by a 100 megawatt wind power plant being built in Oklahoma.
March 25, 2011, 1pm PDT
Speigel Online reports that wind turbines are proving to be prone to breakdowns and accidents. In Europe, the wind business is booming, but growing concern about safety could put a crimp in the growing industry.
February 8, 2011, 10am PST
The Obama administration yesterday announced that it would put $50 million dollars into speeding up the process to get offshore wind farms built along the Atlantic coast.
January 20, 2011, 1pm PST
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?
December 24, 2010, 11am PST
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.
December 8, 2010, 5am PST
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.
November 18, 2010, 12pm PST
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.
October 14, 2010, 11am PDT
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.
July 30, 2010, 1pm PDT
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."