TY  - BOOK
AU  - Arms,Karen
TI  - Environmental science
SN  - 003007178X
PY  - 1990///
CY  - Philadelphia
PB  - Saunders College Publishing
KW  - Ecology
KW  - Study and teaching (Secondary)
KW  - Environmental education
KW  - Pollution
KW  - Environmental aspects
KW  - Environmental protection
KW  - Natural resources
KW  - Land use
N1  - Map on front lining papers; Includes bibliographical references (p. 450-460) and index
ER  -