Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems

Nitrogen remains a ubiquitous pollutant in surface and groundwater throughout the United States, despite 30 years of pollution control efforts. A detailed multicompartment N balance for the Central Arizona-Phoenix ecosystem is used to illustrate how an ecosystem-level approach can be used to develop...

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Main Authors: Lawrence A. Baker, Diane Hope, Ying Xu, Jennifer Edmonds
Format: Article
Language:English
Published: Wiley 2001-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/tsw.2001.98
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author Lawrence A. Baker
Diane Hope
Ying Xu
Jennifer Edmonds
author_facet Lawrence A. Baker
Diane Hope
Ying Xu
Jennifer Edmonds
author_sort Lawrence A. Baker
collection DOAJ
description Nitrogen remains a ubiquitous pollutant in surface and groundwater throughout the United States, despite 30 years of pollution control efforts. A detailed multicompartment N balance for the Central Arizona-Phoenix ecosystem is used to illustrate how an ecosystem-level approach can be used to develop improved N management strategies. The N balance is used to demonstrate how nitrate in pumped groundwater used for crop irrigation could be used to reduce inputs of commercial fertilizer and decrease N leaching to aquifers. Effectively managing N pollution also will require an understanding of the complex factors that control the N balance, including targeted regulations, individual human behavior, land-use conversion, and other ecosystem management practices that affect the N balance. These sometimes countervailing factors are illustrated with several scenarios of wastewater treatment technology and population growth in the Phoenix area. Management of N eventually must be coupled to management of other elements, notably carbon, phosphorus, and salts. We postulate that an ecosystem framework for pollution management will result in strategies that are more effective, fairer, and less expensive than current approaches.
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issn 1537-744X
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spelling doaj-art-781772248dc94c66bda0e75e34037f552025-02-03T01:10:17ZengWileyThe Scientific World Journal1537-744X2001-01-01180280810.1100/tsw.2001.98Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human EcosystemsLawrence A. Baker0Diane Hope1Ying Xu2Jennifer Edmonds3Baker Environmental Consulting, Mounds View, MN 55112, USABaker Environmental Consulting, Mounds View, MN 55112, USABaker Environmental Consulting, Mounds View, MN 55112, USABaker Environmental Consulting, Mounds View, MN 55112, USANitrogen remains a ubiquitous pollutant in surface and groundwater throughout the United States, despite 30 years of pollution control efforts. A detailed multicompartment N balance for the Central Arizona-Phoenix ecosystem is used to illustrate how an ecosystem-level approach can be used to develop improved N management strategies. The N balance is used to demonstrate how nitrate in pumped groundwater used for crop irrigation could be used to reduce inputs of commercial fertilizer and decrease N leaching to aquifers. Effectively managing N pollution also will require an understanding of the complex factors that control the N balance, including targeted regulations, individual human behavior, land-use conversion, and other ecosystem management practices that affect the N balance. These sometimes countervailing factors are illustrated with several scenarios of wastewater treatment technology and population growth in the Phoenix area. Management of N eventually must be coupled to management of other elements, notably carbon, phosphorus, and salts. We postulate that an ecosystem framework for pollution management will result in strategies that are more effective, fairer, and less expensive than current approaches.http://dx.doi.org/10.1100/tsw.2001.98
spellingShingle Lawrence A. Baker
Diane Hope
Ying Xu
Jennifer Edmonds
Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems
The Scientific World Journal
title Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems
title_full Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems
title_fullStr Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems
title_full_unstemmed Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems
title_short Multicompartment Ecosystem Mass Balances as a Tool for Understanding and Managing the Biogeochemical Cycles of Human Ecosystems
title_sort multicompartment ecosystem mass balances as a tool for understanding and managing the biogeochemical cycles of human ecosystems
url http://dx.doi.org/10.1100/tsw.2001.98
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