However, there are
vast differences within each of these two categories between
economic systems that are nominally grouped together, greater
differences than there are between some systems that we place on opposite sides of the capitalism / socialism dividing line.
Paul Driessen, author of «Eco-Imperialism: Green Power, Black Death,» explains the
vast difference between Real Sustainability, which implies wisely using our resources and always looking to innovate, and Politicized Sustainability, a radical policy that focuses on focuses on ridding the world of fossil fuels, regardless of any social,
economic, environmental, or human costs of doing so — and regardless of whether supposed alternatives really are eco-friendly and sustainable.