But whether they'll clean up coal on the massive scale that would be needed to affect the global environment, international energy experts say, is far from clear. (slate.com)
I'm going to send the following questions to a variety of energy experts and economists for their answers. (dotearth.blogs.nytimes.com)
Of course, many energy experts will argue that investing in alternative energy is a complete waste of time and money. (netpicksetfinvestor.com)