By Bjorn Lomborg, who is no doubt branded an "eco-traitor" by many:

Economist.com | By invitation: The Truth About the Environment:

These environmentalists, led by such veterans as Paul Ehrlich of Stanford University, and Lester Brown of the Worldwatch Institute, have developed a sort of “litany” of four big environmental fears:

• Natural resources are running out.
• The population is ever growing, leaving less and less to eat.
• Species are becoming extinct in vast numbers: forests are disappearing and fish stocks are collapsing.
• The planet's air and water are becoming ever more polluted.
Human activity is thus defiling the earth, and humanity may end up killing itself in the process.

The trouble is, the evidence does not back up this litany. ...

Interesting article. I imagine that his book is even more so.