The phrase alternate is utilized to contrast with fossil fuels As outlined by some resources. By most definitions different energy won't damage the ecosystem, a difference which separates it from renewable energy which might or might not have major environmental affect. In his January 24, 2012, Point out in http://types-of-renewable-energy25814.post-blogs.com/10141212/the-single-best-strategy-to-use-for-renewable-energy