X-Message-Number: 29234 Date: Sun, 4 Mar 2007 13:07:38 -0500 (EST) From: Charles Platt <> Subject: substitutes References: <> Mark Plus questions the availability of energy substitutes. Obviously nuclear comes first, because it exists (the French figured that out). O'Neill's solar power satellites were thought of--30 years ago? So we already have two options that are just waiting to be used when they become economically comparable to fossil fuels. And Mark knows the more speculative ones. Tar sands, some biomass, solar. Since there is virtually no incentive right now to develop alternatives, it's amazing that any exist at all. Oh, and coal of course. There is a LOT of coal.... Rate This Message: http://www.cryonet.org/cgi-bin/rate.cgi?msg=29234