Inventor Patents "Tree-Hugging" Hollow Wind Turbine For Urban Areas
January 14th, 2009 | by Ariel Schwartz
Finding the space for wind turbines in urban areas is difficult—even for vertical turbines like Mariah Power’s Windspire. But a [&hellip
January 14th, 2009 | by Ariel Schwartz
Finding the space for wind turbines in urban areas is difficult—even for vertical turbines like Mariah Power’s Windspire. But a [&hellip