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 R82-1 : remanded particulate regulations 203 (g) (1) and 202 (b) /

Project no. EA44.

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

Project no. 83/7010.

The economic impact of proposed regulation R81-16 : review of major source construction and modification /

"August, 1982."

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 the rotogravure and flexographic printing provisions of proposed regulation R85-21 : final report /

Prepared for Illinois Dept. of Energy and Natural Resources, Energy and Environmental Affairs Division.

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 identification of the nonnative fishes inhabiting Illinois waters / Lawrence M. Page and Christopher A. Laird.

"Prepared by Center for Biodiversity, Illinois Natural History Survey."

The Illinois coal industry.

Latest issue consulted: June 2006.

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 Illinois natural areas plan to preserve and protect our heritage.

Cover title.

The Illinois statewide electric utility plan /

Under the Illinois Public Utilities Act, the Department is required to assess, biennially, electricity demand and supply for three futures over the period 1989 - 2010.

The Influences of land uses and stream modifications on water quality in the streams of the Court Creek Watershed /

"Contract WR 22."

The Illinois statewide gas utility plan, 1990-2000 /

"Printed: February 1990."