Are the Batteries Ready? 100% Clean Energy Requires Progress on Storage

![][1] In the long run, there's no avoiding energy storage for a 100% renewable energy society.  The two major sources of renewable power are wind and sun, and they are either fickle or reliably not available at night. The problem is that the simplest energy storage option for electricity is batteries, and this image from Wikipedia (hat tip to Robert Rapi

[1]: http://www.renewableenergyworld.com//assets/images/story/2012/8/7/body-are-the-batteries-ready-100-clean-energy-requires-progress-on-storage.jpg

URL: http://www.renewableenergyworld.com/rea/blog/post/2012/08/are-the-batteries-ready-100-clean-energy-requires-progress-on-storage?cmpid=rss