will come too late. We are the heirs, in short, of a tragic contradiction,
an impasse no one chose. The challenge of our time is not only to fight
against this impasse, to bring about that necessary, impossible revolution;
it is also to discover how to live in a world with a disappearing future. To
this last, devastating challenge, we now turn.
95. For the five energy plans, see MacKay, Sustainable Energy , 203-213; for the
map illustrating one plan, see 215.
96. William R. Caton, Jr., Overshoot: The Ecological Basis of Revolutionary Change
(Urbana: University of Illinois Press, 1982).