The Gaia-hypothesis Lovelock maintains that the earth is a creature.
Life takes up energy and secretes the waste products.
Life maintains a high inside balance by changing the environment. The earth fills these criterions. The biologist says that the earth is an ecological system . In contrast to Wachsmuth , Lovelock describes a bad future of mankind, and he says that mankind is like a cancerous ulcer. Lovelock does not believe in the spontaneous generation .