Al Gore – New hope for the climate?
There is surprising – even shocking – good news: Our ability to convert sunshine into usable energy has become much cheaper far more rapidly than anyone had predicted. The cost of electricity from photovoltaic, or PV, solar cells is now equal to or less than the cost of electricity from other sources powering electric grids in at least 79 countries. Read more: http://www.rollingstone.com/politics/news/the-turning-point-new-hope-for-the-climate-20140618#ixzz354d1yz5U