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Measuring and modelling

Peter Hogarth

in The Biology of Mangroves and Seagrasses

Published in print:
2007
Published Online:
September 2007
ISBN:
9780198568704
eISBN:
9780191717536
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198568704.003.0008
Subject:
Biology, Aquatic Biology

This chapter considers the interactions between the inhabitants of mangal and seagrass communities. A robust descriptive ecosystem model is developed, and some of the major carbon fluxes through some ... More


Wild Capital: Nature's Economic and Ecological Wealth

Barbara K. Jones

Published in print:
2019
Published Online:
May 2020
ISBN:
9781683401049
eISBN:
9781683401728
Item type:
book
Publisher:
University Press of Florida
DOI:
10.5744/florida/9781683401049.001.0001
Subject:
Environmental Science, Environmental Studies

How we determine what is nature, what is wild, or even what in nature is worth protecting occurs through our human perspective. Whether it is a charismatic manatee or a majestic redwood, we care ... More


Creating Wild Capital from the Ecosystem Services Model

Barbara K. Jones

in Wild Capital: Nature's Economic and Ecological Wealth

Published in print:
2019
Published Online:
May 2020
ISBN:
9781683401049
eISBN:
9781683401728
Item type:
chapter
Publisher:
University Press of Florida
DOI:
10.5744/florida/9781683401049.003.0002
Subject:
Environmental Science, Environmental Studies

By failing to assign nature value in our current Anthropocene, the opportunity costs of diminishing biodiversity are not recognized in the marketplace, leading to significant negative consequences ... More


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

Published in print:
2006
Published Online:
September 2007
ISBN:
9780195148213
eISBN:
9780199790449
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195148213.001.0001
Subject:
Biology, Ecology

Historical accounts, park records, and biologists' observations indicated that wintering elk in Yellowstone's northern range were present in low numbers prior to and at park establishment in 1872; ... More


The Ecotourist Question

Barbara K. Jones

in Wild Capital: Nature's Economic and Ecological Wealth

Published in print:
2019
Published Online:
May 2020
ISBN:
9781683401049
eISBN:
9781683401728
Item type:
chapter
Publisher:
University Press of Florida
DOI:
10.5744/florida/9781683401049.003.0003
Subject:
Environmental Science, Environmental Studies

The ecosystem services model as a valuation tool for cultural capital relies on human well-being as the metric for assigning nature a value that makes sense in a world full of competing choices. If ... More


Conclusion: Economics as the Answer to a Sustainable Future

Barbara K. Jones

in Wild Capital: Nature's Economic and Ecological Wealth

Published in print:
2019
Published Online:
May 2020
ISBN:
9781683401049
eISBN:
9781683401728
Item type:
chapter
Publisher:
University Press of Florida
DOI:
10.5744/florida/9781683401049.003.0010
Subject:
Environmental Science, Environmental Studies

The ecosystem services model plays a critical role in explaining how natural resources can be turned into wild or natural capital. The logic of economics relies on weighing the measurable values of ... More


The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

William R Burch, Gary E Machlis, and Jo Ellen Force

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
book
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.001.0001
Subject:
Environmental Science, Nature

This is a landmark book that strives to provide both grand theory and practical application, innovatively describing the structure and dynamics of human ecosystems. As the world faces ever more ... More


The Ecosystem Concept in Biology

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0004
Subject:
Environmental Science, Nature

This chapter analyzes the genealogy of the Human Ecosystem Model (HEM), which includes portions of ecosystem biology and the roots of human ecology. The initial and repeated efforts at taxonomy ... More


An Overview of the Model

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0002
Subject:
Environmental Science, Nature

This chapter examines the Human Ecosystem Model (HEM), which began as a seedling in the late 1960s and has grown and developed into a middle-aged forest today. Human ecosystem is defined as a ... More


Lessons and Legacies

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0003
Subject:
Environmental Science, Nature

This chapter discusses how the Human Ecosystem Model (HEM) consolidates and restructures some of the systematic thought and action on human–nature transactions. Specifically, it outlines a framework ... More


Key Components and Variables for Analyzing Human Ecosystems

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0006
Subject:
Environmental Science, Nature

This chapter draws on lessons learned from prior application of the HEM and includes those lessons in a modest revision of the early work. It details each component and variable by providing a ... More


Introduction

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0001
Subject:
Environmental Science, Nature

This introductory chapter discusses how environmental scientists, managers, and other professionals need to intensify their search for cross-cultural models of resource systems that include the ... More


Goals, Strategies, and Tactics for Inquiry and Action

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0007
Subject:
Environmental Science, Nature

This chapter presents a version of human ecology called practical ecology. It argues that the application of the Human Ecosystem Model (HEM) as an organizing concept for resource management, ... More


Production at the Ecosystem Level

Michael J. Fogarty and Jeremy S. Collie

in Fishery Ecosystem Dynamics

Published in print:
2020
Published Online:
September 2020
ISBN:
9780198768937
eISBN:
9780191822209
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198768937.003.0010
Subject:
Biology, Aquatic Biology, Ecology

The development of ecosystem models can be size-based, species-based, or trophocentric. In all cases, equilibrium mass-balance descriptions of ecosystems can be translated to dynamic models. Linear ... More


Revitalizing Human Communities and Reclaiming Biological Communities: The Baltimore Story

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0009
Subject:
Environmental Science, Nature

This chapter demonstrates how the Human Ecosystem Model (HEM) offers a unity of understanding with shared concepts, a framework, and a model for resolving complex human ecosystem problems. With it, ... More


Using the Model for Science during Crisis

William R. Burch Jr., Gary E. Machlis, and Jo Ellen Force

in The Structure and Dynamics of Human Ecosystems: Toward a Model for Understanding and Action

Published in print:
2017
Published Online:
January 2018
ISBN:
9780300137033
eISBN:
9780300231632
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300137033.003.0008
Subject:
Environmental Science, Nature

This chapter illustrates how the application of the Human Ecosystem Model (HEM) has recently been extended to include science-based assessments during major environmental crises. The model has been ... More


Environmental Change and Future Directions in Alpine Research

Jeffrey M. Welker and William D. Bowman

in Structure and Function of an Alpine Ecosystem: Niwot Ridge, Colorado

Published in print:
2001
Published Online:
November 2020
ISBN:
9780195117288
eISBN:
9780197561171
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780195117288.003.0024
Subject:
Environmental Science, Applied Ecology

Alpine tundra is an important indicator system of environmental change (Grabherr et al. 1996; Beniston and Fox 1996). This ecosystem occurs at all ... More


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