Tolong jelaskan mengenai Dunia dari Gerakan konservasi

Barton, Gregory A. Empire, Forestry and the Origins of Environmentalism, (2002), covers British Empire

Bolton, Geoffrey. Spoils and Spoilers: Australians Make Their Environment, 1788-1980 (1981) 197pp

Clover, Charles. The End of the Line: How overfishing is changing the world and what we eat. (2004) Ebury Press, London. ISBN 0-09-189780-7