Using 1000 MW coal-fired central power stations as an example, the impacts upon other media (land, air, water) are analyzed when controls are imposed on one medium. The development of a methodology for assessing the cross-media impact of specific control technologies or strategies is illustrated. (Author/BT)

Depicts what the author terms the "third would war," that which man is waging on the environment. Presents two possible solutions to this problem: preventive and corrective legislation and educational activism. (PEB)

This document contains a checklist and background information for the evaluation for land application systems of wastewater. It is divided into three major sections dealing with facilities plans, design plans and specifications, and operation and maintenance manuals. The focus of section one is the thorough evaluation of alternatives and the…

This circular provides current information for homeowners who must repair or replace existing on-lot sewage disposal systems. Several alternatives such as elevated sand mounds, sand-lined beds and trenches and oversized absorption areas are discussed. Site characteristics and preparation are outlined. Each alternative is accompanied by a diagram…

This document is an instructional module package designed in the objective format for use by an instructor familiar with lagoon operation. Included are objectives, instructor guide, student handouts, and transparency masters. The module considers basic concepts of design, operation and maintenance, loading and detention time calculations, series…

This document is an instructional module package designed in the objective format for use by an instructor familiar with pre-treatment unit operation. Included are objectives, instructor guide, student handouts and transparency masters. The module considers design, operation, maintenance, and safety of common methods of grit removal, screening,…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation and maintenance of primary and secondary wastewater treatment sedimentation units. Included are objectives, instructor guides, student handouts and transparency masters. The module considers purposes, functions, components,…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation and maintenance of a trickling filter wastewater treatment system. Included are objectives, instructor guides, student handouts and transparency masters. This is the first level of a three module series and considers the…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation and maintenance of a trickling filter wastewater treatment plant. Included are objectives, instructor guides, student handouts and transparency masters. This is the second level of a three module series and considers types…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation and maintenance of a trickling filter wastewater treatment plant. Included are objectives, instructor guides, student handouts and transparency masters. This is the third level of a three module series and considers…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation of activated sludge wastewater treatment plants. Included are objectives, instructor guides, student handouts, and transparency masters. This is the first of a three module series and considers definition of terms, design…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation of activated sludge wastewater treatment plants. Included are objectives, instructor guides, student handouts and transparency masters. This is the second level of a three module series and considers aeration devices,…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation of activated sludge wastewater treatment plants. Included are objectives, instructor guides, student handouts and transparency masters. This is the third level of a three module series and considers design and operation…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation and maintenance of rotating biological surface (RBS) wastewater treatment systems. Included are objectives, instructor guides, student handouts and transparency masters. This is the first level of a three module series. The…

This document is an instructional module package prepared in objective form for use by an instructor familiar with operation and maintenance of rotating biological surface (RBS) wastewater treatment systems. Included are objectives, instructor guides, student handouts and transparency masters. This is the second level of a three module series. The…