5 edition of Agricultural Nonpoint Source Pollution found in the catalog.
December 15, 2000
Written in English
|Contributions||William F. Ritter (Editor), Adel Shirmohammadi (Editor)|
|The Physical Object|
|Number of Pages||352|
O cood, clear topographical map of the local area OCopy of the handbook, “Nonpoint Source Pollution: Agriculture, Forestry, and Mining” for each participant. Important Notes 1. The heart of this instructional exercise is a case study. Either the Montana study or one for the local area may be used. ISBN: OCLC Number: Description: pages: illustrations, map ; 24 cm: Contents: Hydrology / Mary Leigh Wolfe --Soil erosion and sedimentation / Mark A. Nearing, L. Darrell Norton, and Xunchang Zhang --Nitrogen and water quality / William F. Ritter and Lars Bergstrom --Phosphorus and water quality impacts / Kenneth L. Campbell and Dwayne R. Edwards.
Nonpoint source pollution can include: Excess fertilizers, herbicides and insecticides from agricultural lands and residential areas; Oil, grease and toxic chemicals from urban runoff and energy production; Sediment from improperly managed construction sites, crop and forest lands, and eroding streambanks; Salt from irrigation practices and acid drainage from abandoned mines. The Erosion-Productivity Index Calculator (EPIC), now the Agricultural Policy/Environmental eXtender (APEX) for application at field scale, the Annualized Agricultural Nonpoint Source pollution (AnnAGNPS) and the Soil and Water Assessment Tool (SWAT) for application at watershed scale have been developed as technological tools for evaluation of.
The agricultural drainage in Ningxia irrigation district is a main contributor of non-point source pollution to the Yellow River and other surrounding water bodies. In recent years, improvements in point-source depuration technologies have highlighted the problems regarding agricultural nonpoint (diffuse) sources, and this issue has become highly relevant from the environmental point of view. The considerable extension of the areas responsible for this kind of pollution, together with the scarcity of funds available to local managers, make minimizing the.
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The National Water Quality Assessment shows that agricultural nonpoint source (NPS) pollution is the leading source of water quality impacts on surveyed rivers and streams, the third largest source for lakes, the second largest source of impairments to wetlands, and a major contributor to contamination of surveyed estuaries and ground water.
Agricultural nonpoint source (NPS) pollution is the leading source of water quality impacts to rivers and lakes. Nitrogen from fertilizers, manure, waste and ammonia turns into nitrite and nitrate. High levels of these toxins deplete waters of oxygen, killing all of the animals and fish.
Nitrates also soak into the ground and end up in drinking. The increasing problem of agricultural nonpoint source pollution requires complex solutions. Agricultural Nonpoint Source Pollution: Watershed Management and Hydrology covers the latest techniques and methods of managing large watershed areas, with an emphasis on controlling non-point source pollution, especially from agricultural run-off.
The increasing problem of agricultural nonpoint source pollution requires complex solutions. Agricultural Nonpoint Source Pollution: Watershed Management and Hydrology covers the latest techniques and methods of managing large watershed areas, with an emphasis on controlling non-point source pollution, especially from agricultural s: 1.
Agricultural Nonpoint Source Pollution: Model Selection and Application. Edited by ALDO GIORGINI A Review of Hydrologic and Water Quality Models Used for Simulation of Agricultural Pollution. Vladimir Novotny. Pages select article Selection and Application of Models for Nonpoint Source Pollution and Resource Conservation.
Purchase Agricultural Nonpoint Source Pollution, Volume 10 - 1st Edition. Print Book & E-Book. ISBNNon-point source (NPS) pollution has been increasingly serious in China since the s. The increases of agricultural NPS pollution in China is evaluated for the period − by surveying the literature on water and soil pollution from fertilizers and pesticides, and assessing the surplus nitrogen balance within provinces.
The main causes for NPS pollution were excessive inputs of. Agricultural nonpoint source pollution is a significant cause of stream and lake contamination in many regions of industrialized world.
A major causative source of this pollution is nutrients such as phosphorus (P) and nitrogen (N) that are lost from soils of fertilized agricultural and forestry operations, particularly in coarse-textured.
Most programs used to control agricultural nonpoint source pollution focus on in-field best-management practices, but there is a growing interest in the use of off-field control techniques (Clausen and Meals, ).The most commonly used off-field control practices are vegetative filter strips and riparian buffer zones.
Vegetative filter strips are narrow strips of managed grassland situated. Nonpoint source (NPS) pollution is a significant problem for the Nation • Water quality/ecological consequences • Hypoxia and eutrophication • Impairment • Leading sources and trends • Human-health concerns for drinking water • Addressing nutrients is a top priority for EPA •.
While research, monitoring, and assessment look at the larger environmental effects of nonpoint source pollution, taking measures to stop pollution before it begins is also essential for controlling the problem.
This is especially true in coastal communities where more than half of the U.S. population resides. Agricultural Nonpoint Source Pollution State water quality assessments continue to show that nonpoint source pollution is the leading cause of impairments in surface waters of the U.S.
According to these assessments, agriculture is the most wide-spread source of pollution for assessed rivers and lakes. Evaluation of agricultural nonpoint source pollution potential risk over China with a Transformed-Agricultural Nonpoint Pollution Potential Index method. Yang F, Xu Z, Zhu Y, He C, Wu G, Qiu JR, Fu Q, Liu Q.
Agricultural nonpoint source (NPS) pollution has been the most important threat to water environment quality. Nonpoint source pollution (or "runoff pollution") of Wisconsin’s waters comes from many sources, including agricultural operations and croplands.
When it rains or snow melts, that water may be polluted through contact with manure, feed leachate, or milkhouse waste. The proposed Agricultural Nonpoint Source Implementation Handbook for Adaptive Management and Water Quality Trading WPDES Permit Compliance Options was developed to provide guidance to potential nonpoint source implementation entities when being approached to partner with WPDES permittees on the evaluation, development and implementation of.
The Agricultural Non-point Source Abatement and Control Program is a cost-share grant program that provides funding to address and prevent potential water quality issues that stem from farming activities. Financial and technical assistance supports the planning and implementation of on-farm projects with the goal of improving water quality in.
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Nonpoint source (NPS) pollution is pollution resulting from many diffuse sources, in direct contrast to point source pollution which results from a single source.
Nonpoint source pollution generally results from land runoff, precipitation, atmospheric deposition, drainage, seepage, or hydrological modification (rainfall and snowmelt) where tracing pollution back to a single source is difficult. Agricultural operations account for a large percentage of nonpoint source pollution in the United States (USEPA, c).
According to the Census of Agriculture, approximately million acres of farmland existed in the United States in (USDA, ). While the vast breadth of this land provides space for farming -- an industry that provides the backbone of the U.S. economy, not to mention. Nonpoint source pollution generally results from land runoff, precipitation, atmospheric deposition, drainage, seepage or hydrologic modification.
The term “nonpoint source” is defined to mean any source of water pollution that does not meet the legal definition of “point source” in. On the basis of nature of the source, pollutant sources are categorized as point and nonpoint sources.
Point source water pollution refers to contaminants that enter a waterway from a single.soil, and agricultural waste all can be pollutants of water. In the Federal Clean Water Act, pollution is categorized by its source aspoint or nonpoint.
Point source pollutionis an obse rvable, specific, and confined discharge of pollu-tants into a surface or underground .of nonpoint source pollution generally and agricultural nonpoint pollution in particular. Second, this Note will analyze the provi sions of the CWA that deal with the pollution problem and evaluate their effectiveness.
Third, it will evaluate other possible regulatory solutions to the nonpoint source pollution problem, including one.