Backers of this as-yet-unproven concept secured a big endorsement and much-needed cash with the U.S. Department of Energy's recent award of $338 million in federal stimulus funds for geothermal energy research.

3

3

It may sound like a sci-fi vision, but Japan's space agency is dead serious: by 2030 it wants to collect solar power in space and zap it down to Earth, using laser beams or microwaves.

0

0

Catch the Wind Ltd. of Virginia has just announced that its new Vindicator laser wind sensor has been deployed on a specialized buoy for a field test off Race Rocks Island in British Columbia.

2

1

It takes 17 times more land to feed American pets than would be required by solar farms producing enough electricity to meet all the demand in the United States.

12

38

It's a tall order: Over the next few decades, the world will need to wean itself from dependence on fossil fuels and drastically reduce greenhouse gases. Current technology will take us only so far; major breakthroughs are required.

1

1

(CNN) -- Hidden under a quaint resort 60 miles northeast of Fairbanks, Alaska, lies a treasure trove of potential energy that's free and available 24/7. "Imagineer" Bernie Karl and his wife, Connie, own Chena Hot Springs Resort near Fairbanks, Alaska.

7

9

In 1986 solar panels were literally ripped from the White House roof. But political will and financial incentives have reignited the search for efficient, affordable ways to harness the sun's energy.

4

2

Uncle Sam looks to eliminate the biggest hurdle to expanding renewable energy--the need for suitable sites to place commercial-scale wind and solar farms--by reusing hundreds of old mines, landfills and industrial sites.

3

3

SAN FRANCISCO (Reuters) — Google is disappointed with the lack of breakthrough investment ideas in the green technology sector but the company is working to develop its own new mirror technology that could reduce the cost of building solar thermal plants by a quarter or more.

2

1

The rate of growth of algae is just one of several factors that affect biodiesel algae costs. Another big factor is extraction cost. What does it cost to get the oil separated from the rest of the algae mass?

3

2

WUXI, China — President Obama wants to make the United States "the world's leading exporter of renewable energy," but in his seven months in office, it is China that has stepped on the gas in an effort to become the dominant player in green energy — especially in solar  …

2

1

SolarBee, the North Dakota company that has made a name for itself with solar-powered circulators to improve water quality in ponds and lakes, has developed solar equipment for wastewater treatment plants as well.

1

1

A small wind turbine that can be used to generate energy in urban locations and a low-cost, water-borne solar-power generator are two of the four bright ideas in the energy sector to benefit from Australian Government support to bring them to market.

3

1

On Tuesday, at the footsteps of the US Capitol, six companies accepted keys to their brand-new Smith Newton vehicles, the world's largest all-electric truck.

3

2

In what appears to be a huge leak, the notoriously secretive Dick Weir of Eestor did a phone call with someone that got out, copied, transcribed and put up on TheEEStory.com.

11

16

OK, he's not exactly a retired rocket scientist; he's a retired airplane product development engineer - but Gary Reysa has built his own homemade very simple-tech solar hotwater system that is the functional and thermal equivalent of commercial systems costing 6 or 7 times as …

1

0

The high cost of putting hardware into orbit would seem to rule out space-based solar power on financial grounds, but several companies are betting that technology has changed the equation. Here's how such systems would work.

3

1

Sleek, streamlined wind turbines have become the icons of the green movement, but for all the growth in wind power — it accounted for 42% of all new electricity generation added to the U.S.

18

63

Solar PV and Solar Thermal installations are being installed at the Santa Fe College. The Solar Thermal installations are designed to save the collage money and the solar PV installations are designed to sell power back to the grid.

0

0

Arizona should be the world leader in solar energy.... Solar is hip in Germany. People are not just in it to save money; they really believe in alternative energies with their hearts and are willing to jump in head first.

0

0

Google Inc is closing in on its goal of producing renewable energy at a price cheaper than coal, the company's so-called green energy czar, the engineer in charge of the project, said on Tuesday.

6

1

A startup based in Vancouver, Canada, called ExRo Technologies, has developed a new kind of generator that is particularly suited to harvesting energy from wind. It could lower the cost of wind turbines while raising their power output by 50 percent.

2

3

Danes decry property depreciation by wind mills

The Committee of the Association of Danish Landowners, Danske Torpare, on behalf of its 10,000 members, decries property value depreciation by wind mills 3/21/2009

0

0

Global wind capacity increased an estimated 27,051 megawatts in 2008, ending the year at 120,798 megawatts (See Figures 1 and 2.) With cumulative installations up almost 29 percent, the growth rate exceeded the annual average of the past decade.

4

1

Beginning discussions about how the upcoming revisions to the 2007 Renewable Energy bill might effect biofuel industry.

1

1