This topic fits naturally with electric bikes, and it comes up regularly on the forum. I've just read a very good book on the subject
"Sustainable Energy - without the hot air" by David Mackay
Not only does it have a good, impartial analysis of the science, but it is also packed with the numbers and statistics so will make a very useful reference source.
The author has gone so far to put the whole book on a website, where it may be read or downloaded for free. David MacKay: Sustainable Energy - without the hot air: Contents
Nick
"Sustainable Energy - without the hot air" by David Mackay
Not only does it have a good, impartial analysis of the science, but it is also packed with the numbers and statistics so will make a very useful reference source.
The author has gone so far to put the whole book on a website, where it may be read or downloaded for free. David MacKay: Sustainable Energy - without the hot air: Contents
Nick