http://www.naturallynews.org/living/smart-grid-demand-response--underrated-renewable-energy-storage/ Photo: Flickr, CCShaping Demand to Match SupplySerious discussions about renewable energy usually end up being about energy storage too. Wind and solar power are both intermittent sources of electricity, so if we want to power a significant fraction of our power grids with them, we need a way to store power for windless and cloudy days. The most talked about candidates are ... Mon, 28 Jun 2010 22:59:04 UTC en