Slow wind has always presented a problem for wind turbine companies trying to get regular people like us to invest in their turbine technologies. Now, Michigan-based WindTronics has introduced a wind turbine designed for individual homes that it says it can operate at speeds as low at 2 miles per hour. The “wind turbine in [...]
A renewable energy startup out of Florida is developing a unique biofuel that will be more than just carbon neutral – it may even be carbon negative. The company, called PetroAlgae, is commercializing a technology that can produce petroleum from algae. Algae are not just clean and sustainable; they are also capable of consuming twice [...]
Leave it to MIT to blow our little eco-friendly minds with another bit of research that pushes the energy limits. A new essay from professor Daniel Nocera in the recent issue of the ChemSusChem scientific journal explores his “personalized energy” plan for individual electricity and fuel generation from sunlight and, according to Green Light blogger [...]
Economic woes have hit the solar energy industry harder than most these past few months, but even as most companies are in wait-and-see mode now, a welcome flow of stimulus funds next year looks to potentially jump-start the industry once again. So what do we have to look forward to? PV companies are popping up [...]
Renewable energy company Genifuel Corporation today announced a license from Pacific Northwest National Labs for a process to turn algae into natural gas. The company began as an algae biodiesel company, but discovered that making liquid fuel wasn’t feasible, given the problems presented by genetic modification requirements, leftover biomass, and the arduous water separation process. [...]
With so much else going on, it’s easy to overlook how much the Obama administration has done to support greentech in its first 100 days in office. The president’s proposed budget includes grants for clean power, tax credits for solar, wind, geothermal and energy efficiency programs, smart grid funding, weatherization programs and a new tax [...]
As a biofuel, the advantages of coffee over alternative biofuels are numerous: it does not diverting crops from being a food source because it’s made from the left over coffee grounds. it’s consistently available globally, it can easily yield 10-15% of biodiesel by weight, it requires little or no tinkering because it has lower viscosity, [...]
Governments world-wide are scrambling to find safe and efficient forms of alternative energy to combat global warming, rising fuel prices, and other ecological concerns. In this global race, Spain and Portugal are emerging as the surprising front runners – and not everyone is happy about it.
According to a recent article by Gabrielle Pickard, Spain is [...]
While the venture capital industry worldwide is feeling the effects of the current economic conditions, there is one area that doesn’t seem to be feeling the pinch as much: renewable energy. According to Greentech Media Inc., venture capital investment in green technologies totaled $836.1 million in the first quarter of 2009.
Remarks made by Ira Ehrenpreis, [...]