The AIDS epidemic, rather than being a scourge, is a welcome development in the inevitable reduction of human population... If it didn't exist, radical environmentalists would have to invent it.

Phasing out the human race will solve every problem on earth, social and environmental.

We must all work together in order to save the environment and the world that we live in from further change.

We must make this an insecure and inhospitable place for capitalists and their projects. We must reclaim the roads and plowed land, halt dam constructions, tear down existing dams, free shackled rivers and return to wilderness millions of acres of previously settled land.

The optimum human population of earth is zero.

I founded Friends of the Earth to make the Sierra Club look reasonable. Then I founded the Earth Island Institute to make Friends of the Earth seem reasonable.

The AIDS epidemic, rather than being a scourge, is a welcome development in the inevitable reduction of human population... If it didn't exist, radical environmentalists would have to invent it.