ABSTRACT
There is no economic problem and, in a sense, there never has been. But there is a moral problem. E. F. Schumacher1
Civilization as we know it will come to an end sometime in this century unless we can find a way to live without fossil fuels. David Goodstein2
The first question I am often asked when I speak anywhere about renewable energy is about its cost. I welcome this question. Not only among renewable energy critics and sceptics, but also among its advocates, I find this to be one of the most misunderstood aspects of renewable energy. Actually, one of the crucial advantages of renewable energy lies with its cost.
