Assessment and classification of Illinois lakes /

"Staff report."

Assessment of non-traditional controls on ambient air quality /

"Project no. 10.090."

Fluoride in Illinois : sources, environmental and health effects, and a proposed ambient standard /

Bibliograhy: p. 71-84.

Screening of pesticides for potential adverse environmental effects in Illinois : laboratory model ecosystem evaluations of twenty-six new pesticides /

"Doc. no. 81/40."

Environmental health service series on community organization techniques.

Mode of access: Internet.