Renewables and the grid

Energy: Reimagine fuel cells : Nature News & Comment

Here's a good, detailed explanation of the different approaches to maintaining grid stability when you have large amounts of power coming from intermittent renewable sources, such as solar cells. Of the three solutions: gas turbines, batteries and fuel cells, the writer argues the potential for a new type of fuel cell.

My impression, once again, is that the overall mood is one of much greater optimism for renewables than there was a few years ago.