With an out of control well spewing oil into the Gulf of Mexico, many people are once again nudged into thinking about renewable and greener energy sources. There's absolutely no doubt that we're not interested in going back to a time without electricity or home heating...we've been developing renewable energy solutions for years and this article and pod cast shed some light on "solar thermal heat"....

http://www.greenbuildingadvisor.com/blogs/dept/design-matters/solar-thermal-types-cost-and-investment