Soil Water Chemistry of Irrigation with Drainwater
The use of drainwater for irrigation was demonstrated as a management option that reduces net farm drainage and provides control over water quality (O'Brien and Guitjens,...

BMP for Control of Agricultural Nonpoint Source Flow
Nine ha of spring wheat were sprinkle irrigated with drainwater from 15 subsurface drains. The objective was to demonstrate that use of drainwater for irrigation improves the net efficiency...

Reversibility Measures for Sustainable Decisions
Increasing stress on the environment and current norms of sustainable development have prompted the formalization of new approaches to decision making. This may be achieved through the...

Risk as a Sustainable Development Criteria
Project alternatives can be compared on a relative basis when all factors contributing to social, environmental and economic risks are weighed by all the stakeholders concerned. It is...

Application of Mathematical Models for Flood Forecasting in Sri Lanka
With the introduction of microcomputers, the application of mathematical models in water-resources planning and forecasting became increasingly popular during the last decade in Sri Lanka....

Mixing Influences on Cement-Based Waste Forms
High-shear, medium-shear, and low-shear mixing tests were conducted on paste and paste + fly-ash mixes: The specimens, cured for 28-days, were tested for free water generation, compressive...

Innovative Effluent Management for Sustainability
The City of San Jose, California (USA) has developed an original, integrated approach to managing wastewater treatment plant effluent and preserving the receiving water ecosystem. Highlights...

A Process Unit Based Approach to Media-Integrated Waste Minimization: A Paint Manufacturing Case Study
Research conducted at the School of Engineering, University of Guelph, has developed a media-integrated waste minimization plan for a major Ontario paint and coatings manufacturer. The...

Modeling the Lake Decatur Watershed in Illinois to Evaluate Effects of Best Management Practices on Nitrate Loading
The Illinois State Water Survey recently completed a two-year monitoring and modeling study of the Lake Decatur watershed in Illinois to develop land use management alternatives that would...

Neural Networks Predict Pesticide Leaching
The goal of this work was to determine whether artificial neural networks (ANN) can be used to predict the percentage of applied pesticide that leaches through 50 cm of turfgrass covered...

Identifying Potential Trophic Relationships and Bioaccumulation Pathways between Fish and Invertebrates
A large ocean monitoring database was used to quantify relationships between demersal fish, epibenthic macroinvertebrates (EMI) and benthic infauna that provide potential pathways for...

Uncertainty in Comparative Analysis with Continuous Nonpoint Source Pollution Models
There have been few attempts to quantify the impact of parameter uncertainty in comparative analysis with continuous nonpoint source pollution models. This paper presents the results of...

Quantitative Monitoring of Plata River Basin Waters
The governments of Argentina, Bolivia. Brazil, Paraguay, and Uruguay, represented in the First Extraordinary Meeting of Chancellors of the Nations bordering the Plata River Basin, held...

Retention-Tank Systems: A Unique Operating Practice for Managing Complex Waste Streams at Research and Development Facilities
The importance of preventing the introduction of prohibited contaminants to the sanitary sewer is critical to the management of large federal facilities such as the Lawrence Livermore...

Modeling SSO's Resulting from Peak Conditions
Miami-Dade Water and Sewer Department (MDWASD) is undertaking the installation and maintenance of a computerized collection and transmission model and peak flow management study. Through...

Design of the Inlet/Outlet Tower for the Eastside Reservoir Project
The Eastside Reservoir is currently being constructed near Hemet, California, by the Metropolitan Water District of Southern California. When completed in 1999, water will enter and be...

Design and Construction of the Santa Ana River Wash Crossing of the Inland Feeder
The Inland Feeder Pipeline passes beneath the Santa Ana River in Southern California. The flood plain of the river provides the habitat for two endangered species and to avoid surface...

Non-Federal Flood Control Works Inspection Program
This paper presents a general description of the Non-Federal FCW Inspection Program and results obtained from the evaluations already completed. A discussion of the GIS package for data...

California Border Environment Activities Since Passage of NAFTA
This paper presents a summary of the activities undertaken by the State of California to improve the border environment since passage of the North American Free Trade Agreement (NAFTA)...

The Management and Policies of the BECC
The purpose of the Border Environment Cooperation Commission (BECC) is to help preserve, protect, and enhance the environment of the border region in order to advance the well-being of...

 

 

 

 

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