Ecology and control of the natural environment

Eitemau Tebyg

• Readings in man, the environment, and human ecology/
  gan: Boughey, Arthur S.
  Cyhoeddwyd: (1973)
• Earth
  gan: Ehrlich, Anne H.
  Cyhoeddwyd: (1987)
• Changing the face of the earth: culture, environment, history/
  gan: Simmons, I.G. (Ian Gordon), 1937-
  Cyhoeddwyd: (1989)
• Human impact on the earth/
  gan: Meyer, William B.
  Cyhoeddwyd: (1996)
• Use and misuse of earth's surface/
  Cyhoeddwyd: (1981)