1
by White, Richard, 1947-
Published 1996
Subjects: ...Nature -- Effect of human beings on -- Columbia River....
Book
2
by Ponting, Clive.
Published 2007
Subjects: ...Nature -- Effect of human beings on....
Book
3
by McNeill, John Robert.
Published 2000
Subjects: ...Nature -- Effect of human beings on -- History -- 20th century....
Book