dimecres, de març 07, 2007

Letters: Biofuel debate

The Independent, 07/03/2007
Harness the tides and the sun - and just use less energy

Sir: Some 20 years ago, I was one of a group of scientists gathered together by the Department of Energy (as was) to advise government on alternative energy sources. Biomass, and in particular bioethanol (because of the additional energy cost of distillation) was held to be the least desirable, only marginally better than nuclear. Conservation was first on our list of desirability, not only because of Denis Healey's sage advice that if you find yourself in a hole it's a good idea to stop digging, but because of its huge potential magnitude, its immediacy and its relative cheapness....
Ver artículo completo