Textbook reuse and recycling guide.

"ILENR/RR-92/12."

Textbook reuse and recycling guide.

"ILENR/RR-92/12."

The economic effects of underground mining upon land used for Illinois agriculture /

"February 1985."

The Economic impact of revised measurement methods for emissions of sulfur compounds, proposed regulations R87-31 : final report /

"Project: 88/223."

The economic impact of section 21 (H) of the Environmental Protection Act of the State of Illinois, proposed regulation R80-19 /

Project no.: 80.244.

The economic impact analysis of R84-29 : mine-related water pollution regulations /

"Project 86/7005."

The Economic impact of proposed regulation R81-19 for site-specific water pollution rules applicable to Citizens Utilities Company discharge to Lily Cache Creek /

Project no. 80.261.

The Economic impact of proposed regulation R82-2 : atomic radiation regulations /

Project no. 83/7010.

The Economic analysis of proposed site specific changes to water quality regulations affecting Borden Chemical Company /

"ILENR/RE-EA-89/07."

The Economic impact of proposed regulation R82-14 : emissions of volatile organic material-RACT III.

"This document combines former documents 83/15, 83/31 and 83/32"--Spine.

The Legal and regulatory environment for Illinois aquaculture /

"February 1983."

The Illinois self-help consortium for water and wastewater projects : final report /

"Printed: March 1989."

The Kankakee River yesterday and today /

Cover title.

The Pests and Weather Project /

"March 1987."

Understanding air conditioning systems for better energy efficiency : operations and maintenance procedures for utility cost control /

"ILENR/BE-87/01."