Bill Gates Was Right: Green Energy Wasn't Ready for Prime Time
Two years ago, Bill Gates famously dismissed green energy as too inefficient and expensive to make a dent in global warming. Today, investors are beginning to agree.
Two years ago, Bill Gates famously dismissed green energy as too inefficient and expensive to make a dent in global warming. Today, investors are beginning to agree.
A New York homeowner explains how he made his home energy efficient.
SunPower is on a roll: It just launch the most efficient mass-produced solar cell in the world and announced it will soon start construction of the biggest solar roof in North America. Is the market already too enthusiastic about the solar energy major, or is this a good time to buy?
LDK Solar recently announced a $240 million investment by the China Development Bank, which gives it more breathing room to deal with its short-term debt situation. Right now, the market is pricing LDK at around $7 a share. Trefis thinks its worth $12. Wondering why? Read on ...
SunPower recently launched its SunPower E20 series of solar panels, the industry's first commercially available panels which provide a total area efficiency of more than 20%. That gives SunPower a significant competitive advantage over its competitors.
SunPower boasts of being able to manufacture the most efficient large-scale solar modules in the industry, and shipments of its residential and commercial components have been growing rapidly. Trefis predicts they'll keep growing, especially if federal policy shifts further in favor of solar.
Research firm Strategy Analytics projects that global installations of concentrated photovoltaic technologies, which use lenses, mirrors or other optics to concentrate sunlight and direct it in to solar cells, will nearly triple every year for the next four years.
With oil prices soaring on the region's turmoil, alternative energy such as wind is again gaining attention. But wind technology hasn't been standing still: Its power output worldwide jumped by 22% last year. However, it's still nowhere near ready to compete with oil.
While more than three-quarters of Americans have a favorable impression of solar energy, very few have been willing to invest in the technology. Is this about to change?
First Solar, one of the world's biggest solar manufacturers, is looking toward 2011 with plenty of good cheer. According to its latest forecast, released Tuesday, the company expects sales to heat up some 46% in spite of lower subsidies in Germany, the world's largest solar market.
The Chinese maker of solar wafers, modules and cells reported third-quarter earnings that easily beat analyst estimates on strong demand and improved pricing environment. The company also raised its outlook much above expectations.
Masdar, the $22 billion green city that United Arab Emirates capital Abu Dhabi is building in the desert just outside its borders, has canceled its plans to generate all of its own clean energy and to emit zero carbon -- and says it's running at least four years behind schedule.
Next spring, the First Family will begin to receive solar electricity and solar-heated water from a new solar system that will be installed on the roof of the White House as part of the Obama administration's effort to showcase American solar technology.
Japanese electronics company Sharp is turning up the heat in the increasingly competitive solar energy market, announcing plans Wednesday to acquire solar energy producer Recurrent Energy in a cash deal worth upwards of $305 million.
The Energy Department is funneling $120 million into financing and installing a variety of energy-efficient technologies to help low-income families cut energy use and save money.









