New York Times: The European project known as Desertec is nothing if not ambitious. It aims to harvest the sun’s energy – using a method known as concentrating solar power, or C.S.P. – from the vast North African desert and deliver it as electricity, via high-voltage transmission lines, to markets in Europe. Eventually, its backers say, it could satisfy as much as 15 percent of the European Union’s power needs. The idea, which has been bouncing around for years, arises out of an alphabet soup …