[eeyore]

Originally Posted by Rich_

I wouldn't worry about it too much. You can only do so much without becoming an Amish

true - and the wording on the site is "if everybody lived like you we would need ..." as i noted much higher up a vast proportion of the worlds population is in the developing world and has no chance of "living like you" so while sites like this are good for awareness raising the calculations are essentially worthless.