The solar firm was founded in 2006 with A round funding from Kleiner Perkins and claims its process could increase the efficiency of conventional amorphous silicon PV by up to 150 percent.
By signing up for solar and wind power, utilities have to invest in energy storage. There are many options, but most are pricey.
New research shows that destroying the world’s tropical forests doesn’t lead to the amount of man-made emissions as previously claimed by a U.N. study.
California’s utilities are signing gigawatts of renewable electricity contracts, but getting those electrons hasn’t been so easy.
The Obama administration unfurled $3.4 billion in smart grid stimulus funds, among other news.
A new study says Ohio can create jobs and cut energy costs under a comprehensive carbon cap-and-trade regime – even though it’s a coal-heavy state.
In which Copenhagen’s climatic present meets its dramatic past, and anagrams come to the rescue.
But the United States is likely to see less wind energy capacities being added in 2009 than 2008, despite stimulus money and policies.
A report from the National Research Council shows that the energy required to produce electricity and batteries makes electric cars and hybrids more harmful to human health than gasoline vehicles.
A National Research Council report quantifies how energy production and use poses a significant and expensive risk to humans.
The new loan guarantee program will support as much as $8 billion in loans for power plants using more mature solar, wind and other technologies.
A look at how NIMBYs and politics might derail sustainable energy developments.
The Department of Energy has handed out about $16.7 billion in stimulus funds, and should see that grow to $30 billion this fall, DOE senior advisor Matt Rogers says.
The California startup is the fourth recipient in a federal loan program designed to spur the production of green cars.
The Treasury is doling out a second round of money for its cash-instead-of-tax credit program, benefiting not only renewable energy developers but also manufacturers such as Solyndra and Vestas.
The governor and others talked up his record, high-speed rail, and algae at a tour of algae specialist Solazyme.
UPDATED—The California Energy Commission has posted proposed regulations to reduce power consumption of new TVs sold in the state by 33 percent by 2011 and 49 percent by 2013, but the CEA is opposed to these regulations.
A spat over licensing and labor couldn’t be resolved by state lawmakers when they considered a bill to expand the net metering program for solar and wind energy system owners.
The Department of Energy is hot on making buildings more energy efficient, and has just added $454 million to boost model programs that make it happen.
Nuclear power has been stuck in neutral in the U.S. for over 30 years. New reactors and concepts may bring it back. Here’s a roadmap.
The California utility is seeking bids for carbon emission reduction projects in order to buy offsets on behalf of its customers. PG&E aims to offset 1.5 million tons of emissions through this pilot project.