By now we're all aware that the environmental impact of cars and trucks goes well beyond the emissions produced during operation. There is the energy used to produce and dispose of the vehicles and their components, for example, and the cost of getting the fuel for the vehicles out of the ground and into the tank. The impact of making nickel metal hydride batteries for hybrid and electric vehicles (EVs) was the center-piece of a controversial study published by CNW several years ago. That study
The debate over which iconic vehicle - the Hummer or the Prius - uses less energy over the course of the vehicle's lifetime comes up again and again. See the example posts, in chronological order, here and here and here and here and here. (Alternately, there's also the little issue of women's assumptions about these two cars). It's the story that won't die.