I believe that human overpopulation is the fundamental problem on Earth Today" and, "We humans have become a disease, the Humanpox

An Ice Age is coming and I welcome it as much-needed changing. I see no solution to our ruination of earth except for a drastic reduction of the human population.

Free shackled rivers!...The finest fantasy of eco-warriors in the West is the destruction of [Glen Canyon] Dam and the liberation of the Colorado [River].

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.

Our environmental problems originate in the hubris of imagining ourselves as the central nervous system or the brain of nature. We're not the brain, we are a cancer on nature.

Capitalism is a cancer in the biosphere.