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Influences on Ecosystem Function II: Historical Perturbations in Small Lake Basins

Wayne L. Hamilton

in Yellowstone's Destabilized Ecosystem: Elk Effects, Science, and Policy Conflict

Published in print:
2006
Published Online:
September 2007
ISBN:
9780195148213
eISBN:
9780199790449
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195148213.003.0012
Subject:
Biology, Ecology

Reanalysis of previously published data on trends in sedimentation rates over time in eight small lakes in the northern range shows variations associated with elevation and character of lake basin ... More


Environmental Pollution Studies

Gerry Best

Published in print:
1999
Published Online:
June 2013
ISBN:
9780853239239
eISBN:
9781846313035
Item type:
book
Publisher:
Liverpool University Press
DOI:
10.5949/UPO9781846313035
Subject:
Political Science, Environmental Politics

This book examines a number of important contemporary environmental issues. The topics covered include sewage treatment, eutrophication, air pollution, acid rain, global warming and pollution from ... More


Dead Zones: The Loss of Oxygen from Rivers, Lakes, Seas, and the Ocean

David L. Kirchman

Published in print:
2021
Published Online:
February 2021
ISBN:
9780197520376
eISBN:
9780197520406
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780197520376.001.0001
Subject:
Biology, Aquatic Biology

This book explores the many rivers, lakes, and oceans that are losing oxygen. Aquatic habitats with little dissolved oxygen are called dead zones because nothing can live there except some microbes. ... More


Eutrophication

in Environmental Pollution Studies

Published in print:
1999
Published Online:
June 2013
ISBN:
9780853239239
eISBN:
9781846313035
Item type:
chapter
Publisher:
Liverpool University Press
DOI:
10.5949/liverpool/9780853239239.003.0003
Subject:
Political Science, Environmental Politics

Algal blooms have increased in many freshwater lakes and ponds and in slow-moving water such as canals and rivers. The problem of excess algae is attributed to eutrophication, which is the increase ... More


Wild Things

Sharon Levy

in The Marsh Builders: The Fight for Clean Water, Wetlands, and Wildlife

Published in print:
2018
Published Online:
November 2020
ISBN:
9780190246402
eISBN:
9780197559550
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190246402.003.0015
Subject:
Environmental Science, Pollution and Threats to the Environment

A group of sea otters laze at the edge of Elkhorn Slough. They float on their backs in the steel- gray water, paws folded against their chests, gazing at the small ... More


Water Resources

Jean Margat

in The Physical Geography of the Mediterranean

Published in print:
2009
Published Online:
November 2020
ISBN:
9780199268030
eISBN:
9780191919305
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199268030.003.0037
Subject:
Earth Sciences and Geography, Physical Geography and Topography

The geography of natural water resources in the Mediterranean basin cannot simply be reduced to the study of water inputs, water distribution, and the ... More


The Discovery of Nitrogen and the Disappearance of Alchemical Nitre: The Rise of Agricultural Chemistry in the Eighteenth and Nineteenth Centuries

G. J. Leigh

in The World's Greatest Fix: A History of Nitrogen and Agriculture

Published in print:
2004
Published Online:
November 2020
ISBN:
9780195165821
eISBN:
9780197562130
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780195165821.003.0008
Subject:
Chemistry, Environmental Chemistry

So far, we have seen how sophisticated systems of agriculture had grown up in many different places and at various times in order to overcome problems associated with ... More


The benthos in the management of marine sediments

John S. Gray and Michael Elliott

in Ecology of Marine Sediments: From Science to Management

Published in print:
2009
Published Online:
November 2020
ISBN:
9780198569015
eISBN:
9780191916717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198569015.003.0015
Subject:
Earth Sciences and Geography, Oceanography and Hydrology

Throughout the previous chapters, we have focused on our understanding of the benthic system, its processes, structure, and functioning but, hopefully, we have also ... More


Soil Quality in Vineyards

Robert E. White

in Soils for Fine Wines

Published in print:
2003
Published Online:
November 2020
ISBN:
9780195141023
eISBN:
9780197561768
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780195141023.003.0009
Subject:
Earth Sciences and Geography, Soil Science

The soil must provide a favorable physical environment for the growth of vines—their roots and beneficial soil organisms. Some of the important properties ... More


Sampling sediments

John S. Gray and Michael Elliott

in Ecology of Marine Sediments: From Science to Management

Published in print:
2009
Published Online:
November 2020
ISBN:
9780198569015
eISBN:
9780191916717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198569015.003.0005
Subject:
Earth Sciences and Geography, Oceanography and Hydrology

One of the truisms of sampling design is that the design depends on the objectives. Too often objectives are not defined properly, with the result that the data ... More


Functional diversity of benthic assemblages

John S. Gray and Michael Elliott

in Ecology of Marine Sediments: From Science to Management

Published in print:
2009
Published Online:
November 2020
ISBN:
9780198569015
eISBN:
9780191916717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198569015.003.0009
Subject:
Earth Sciences and Geography, Oceanography and Hydrology

Now that we have discussed how assemblages of marine soft sediments are structured, we need to consider functional aspects. There are a few main interrelationships ... More


Biodiversity and ecosystem functioning: an ecosystem-level approach

David Raffaelli and Alan M. Friedlander

in Marine Biodiversity and Ecosystem Functioning: Frameworks, methodologies, and integration

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199642250
eISBN:
9780191774768
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199642250.003.0011
Subject:
Biology, Aquatic Biology

This chapter describes some approaches for understanding biodiversity-ecosystem function at larger spatial and at longer temporal scales. It first considers the importance of building a credible ... More


Shifting Plants in Wisconsin Lakes

Stanley A. Nichols

in The Vanishing Present: Wisconsin's Changing Lands, Waters, and Wildlife

Published in print:
2008
Published Online:
February 2013
ISBN:
9780226871714
eISBN:
9780226871745
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226871745.003.0016
Subject:
Biology, Biodiversity / Conservation Biology

This chapter examines changes in aquatic communities. Key threats to lake plant communities include shoreline development, heavy boat traffic, nutrient runoff, and consequent lake eutrophication and ... More


Ongoing issues

Christopher L. J. Frid and Bryony A. Caswell

in Marine Pollution

Published in print:
2017
Published Online:
November 2017
ISBN:
9780198726289
eISBN:
9780191843815
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198726289.003.0004
Subject:
Biology, Aquatic Biology, Biodiversity / Conservation Biology

Although current understanding of the sources, fate and impacts of many contaminants are now well-known and regulated by national and international bodies and conventions, a number remain ... More


The state of seven seas

Christopher L. J. Frid and Bryony A. Caswell

in Marine Pollution

Published in print:
2017
Published Online:
November 2017
ISBN:
9780198726289
eISBN:
9780191843815
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198726289.003.0006
Subject:
Biology, Aquatic Biology, Biodiversity / Conservation Biology

Seven regions are described in terms of their pollution history, other synergistic human pressures, the current challenges and management approaches. Although the timing and detailed impacts vary, ... More


Biodiversity and Environmental Threats

Christer Brönmark and Lars-Anders Hansson

in The Biology of Lakes and Ponds

Published in print:
2017
Published Online:
December 2017
ISBN:
9780198713593
eISBN:
9780191781902
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198713593.003.0006
Subject:
Biology, Aquatic Biology, Ecology

The last chapter of Lakes and Ponds deals with how human activities affect the natural ecosystems and their function through eutrophication, contamination, acidification, brownification and increases ... More


Nitrogen stress in the marine environment: from scarcity to surfeit

Erica B. Young and John A. Berges

in Stressors in the Marine Environment: Physiological and ecological responses; societal implications

Published in print:
2016
Published Online:
May 2016
ISBN:
9780198718826
eISBN:
9780191788352
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198718826.003.0006
Subject:
Biology, Aquatic Biology, Ecology

Marine organisms can experience conditions ranging from limiting supply of nitrogen in open ocean regions to toxicity of high concentrations of nitrogen associated with coastal eutrophication. ... More


Microorganisms 1: Phytoplankton, attached algae, and biofilms

David C. Sigee

in Freshwater Ecology and Conservation: Approaches and Techniques

Published in print:
2018
Published Online:
February 2019
ISBN:
9780198766384
eISBN:
9780191820908
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198766384.003.0007
Subject:
Biology, Aquatic Biology, Biodiversity / Conservation Biology

This chapter gives a broad overview of freshwater algae in standing (lentic) and flowing (lotic) waters, with information on their morphological and taxonomic diversity. Algal communities are ... More


What Happened in 1950?

David L. Kirchman

in Dead Zones: The Loss of Oxygen from Rivers, Lakes, Seas, and the Ocean

Published in print:
2021
Published Online:
February 2021
ISBN:
9780197520376
eISBN:
9780197520406
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780197520376.003.0005
Subject:
Biology, Aquatic Biology

This chapter discusses what happened around 1950 that led to the expansion of dead zones. For the Gulf of Mexico, there are many reasons to think the flow of the Mississippi River has changed since ... More


The Biology and Ecology of Phosphorus in Biota, Natural Ecosystems, and Agroecosystems: P is for Phosphorus

James J. Elser, William M. Roberts, and Philip M. Haygarth

in Phosphorus, Food, and Our Future

Published in print:
2013
Published Online:
May 2015
ISBN:
9780199916832
eISBN:
9780190267926
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:osobl/9780199916832.003.0002
Subject:
Biology, Biochemistry / Molecular Biology

This chapter describes how phosphorus is used in biological molecules, structures, and physiology. It illustrates the role of phosphorus as a limiting nutrient for the production and growth for ... More


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