TY  - BOOK
AU  - Mackenzie,Fred T.
AU  - Mackenzie,Judith A.
TI  - Our changing planet: an introduction to earth system science and global environmental change 
SN  - 0023736534
AV  - GE105 .M33 1995
U1  - 363.7 20
PY  - 1995///
CY  - New York, Toronto, New York
PB  - Macmillan College Pub., Maxwell Macmillan Canada, Maxwell Macmillan International
KW  - Environmental sciences
KW  - Human ecology
KW  - Nature
KW  - Effect of human beings on
KW  - Global environmental change
ER  -