Technology and global environmental issues

The human volcano population growth as geologic force by Erickson, Jon 1948-

Our changing planet an introduction to earth system science and global environmental change by Mackenzie, Fred T. 1934-

Ecological thought an introduction by Hayward, Tim

Ancestors in search of human origins by Johanson, Donald C., Johanson, Lenora, Edgar, Blake

Ape man

The Guinness encyclopedia of the human being by Youngson, Robert M.

The ethical primate humans, freedom, and morality by Midgley, Mary 1919-

Drought follows the plow cultivating marginal areas

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Ancestors in search of human origins by Johanson, Donald C.