The role of air-sea exchange in the marine nitrogen cycle

This contribution to the Spot-On volume considers the magnitude and composition of atmospheric nitrogen inputs to the oceans and then goes on to consider the impacts of these inputs. Effects in open ocean and coastal areas are probably different. Offshore atmospheric inputs may produce a small enhan...

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Main Author: T. Jickells
Format: Article
Language:English
Published: Copernicus Publications 2006-01-01
Series:Biogeosciences
Online Access:http://www.biogeosciences.net/3/271/2006/bg-3-271-2006.pdf
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author T. Jickells
author_facet T. Jickells
author_sort T. Jickells
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description This contribution to the Spot-On volume considers the magnitude and composition of atmospheric nitrogen inputs to the oceans and then goes on to consider the impacts of these inputs. Effects in open ocean and coastal areas are probably different. Offshore atmospheric inputs may produce a small enhancement of overall ocean productivity and hence CO<sub>2</sub> drawdown. In coastal waters atmospheric inputs contribute significantly to overall eutrophication pressure, but evidence that they trigger algal blooms is limited. Management of atmospheric inputs to coastal waters to mitigate eutrophication pressures requires that emissions be managed over a wide area reflecting the efficient long range transport of atmospheric nitrogen. Strategies for management of oxidised and reduced nitrogen deposition will be different reflecting their different rates of deposition.
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spelling doaj.art-46af99d1cf7d422e87d64ffc464c32782022-12-22T02:07:57ZengCopernicus PublicationsBiogeosciences1726-41701726-41892006-01-0133271280The role of air-sea exchange in the marine nitrogen cycleT. JickellsThis contribution to the Spot-On volume considers the magnitude and composition of atmospheric nitrogen inputs to the oceans and then goes on to consider the impacts of these inputs. Effects in open ocean and coastal areas are probably different. Offshore atmospheric inputs may produce a small enhancement of overall ocean productivity and hence CO<sub>2</sub> drawdown. In coastal waters atmospheric inputs contribute significantly to overall eutrophication pressure, but evidence that they trigger algal blooms is limited. Management of atmospheric inputs to coastal waters to mitigate eutrophication pressures requires that emissions be managed over a wide area reflecting the efficient long range transport of atmospheric nitrogen. Strategies for management of oxidised and reduced nitrogen deposition will be different reflecting their different rates of deposition.http://www.biogeosciences.net/3/271/2006/bg-3-271-2006.pdf
spellingShingle T. Jickells
The role of air-sea exchange in the marine nitrogen cycle
Biogeosciences
title The role of air-sea exchange in the marine nitrogen cycle
title_full The role of air-sea exchange in the marine nitrogen cycle
title_fullStr The role of air-sea exchange in the marine nitrogen cycle
title_full_unstemmed The role of air-sea exchange in the marine nitrogen cycle
title_short The role of air-sea exchange in the marine nitrogen cycle
title_sort role of air sea exchange in the marine nitrogen cycle
url http://www.biogeosciences.net/3/271/2006/bg-3-271-2006.pdf
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