A British Thermal Unit (BTU) is a measurement of the amount of heat of something. A BTU of sunlight has the same amount of heat as a BTU of fossil fuel. Which is heavier, a pound of rocks or a pound of water? >>> [EMAIL PROTECTED] 1/17/2001 10:40:09 PM >>> On Wed, 17 Jan 2001, Dexter Graphic wrote: > of the power now being generated by fossil fuels. In short, the > end of oil signals the end of civilization, as we know it." > > http://www.dieoff.org/synopsis.htm Judging by his attrocious grammar, I wouldn't take the dieoff.org guy too seriously: "A BTU of sunlight is fundamentally different than a BTU of fossil fuel." Yikes! The "we will live forever" guy has much better grammar: http://www.formal.stanford.edu/jmc/progress/ -Chris