By Pem Charnley •
February 7, 2008
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Wind farms - certainly here in the UK anyway - seem to generate far more heated a debate than perhaps any other form of sustainable energy.
There are three arguments against their construction: namely, their ineffectiveness per se as a means of generating energy; their apparent ruination of idyllic countryside by their very presence; and the debate as to whether they pose a real danger to wildlife.
There’s good news for the future of green-collar employment, but it comes with a caveat: maximizing job growth in green industries will require the right public policy support. That means law-makers need to approve measures such as a renewable portfolio standard, incentives for renewable energy, public education programs and adequate funding for research and development.
If such measures are put in place, the U.S. could see as many as one out of every four [...]
Can better energy efficiency help us reduce our consumption of fossil fuels and curb our greenhouse gas emissions? Maybe not as much as some hope.
While some people tout better and more energy-efficient technology as one solution to our current fuel and climate challenges, their expectations might be overblown. A new study from the UK Energy Research Centre, for example, finds that improved efficiency sometimes creates a tendency to use more energy, or [...]
We tend to associate the problem of chronic poverty in many parts of the world with a lack of basic resources like food and water. But another essential resource — energy — also plays a key role.
"Lighting the Way: Toward a Sustainable Energy Future," a report released by the InterAcademy Council (a global association of national science academies) this week, points
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If you've been looking for a little variety beyond your average flat solar panel, a Japanese company may have just what you're looking for. A spherical solar cell has been created that is designed to capture light from any direction. The cells optimize the use of reflected and indirect light resulting in an efficiency rating of 20% — well above most flat photovoltaic technologies.
The process for creating the cells
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