The Role of Biological Soil Crusts in Nitrogen Cycling and Soil Stabilization in Kangerlussuaq, West Greenland

The Role of Biological Soil Crusts in Nitrogen Cycling and Soil Stabilization in Kangerlussuaq,... Ecosystems https://doi.org/10.1007/s10021-018-0267-8 2018 Springer Science+Business Media, LLC, part of Springer Nature The Role of Biological Soil Crusts in Nitrogen Cycling and Soil Stabilization in Kangerlussuaq, West Greenland 1,4 1 2 Ruth C. Heindel, * Francesca C. Governali, Angela M. Spickard, and 2,3 Ross A. Virginia 1 2 Department of Earth Sciences, Dartmouth College, Hanover, New Hampshire, USA; Environmental Studies Program, Dartmouth College, Hanover, New Hampshire, USA; Institute of Arctic Studies, Dartmouth College, Hanover, New Hampshire, USA Present address: Institute of Arctic and Alpine Research, University of Colorado Boulder, Boulder, Colorado, USA ABSTRACT Biological soil crusts (biocrusts) naturally coexist and age. We found that biocrusts took with vascular plants in many dryland ecosystems. 180 ± 40 years to fully develop and that biocrusts Although most studies of dryland biocrusts have became thicker and soil penetration resistance been conducted in warm deserts, dryland biocrusts increased as they developed. The N-fixing lichen also exist in the Arctic, where they may be an Stereocaulon sp. was found throughout the study important source of nitrogen (N) and carbon (C) region at all stages of biocrust development. Nat- to nutrient-limited environments. In Kangerlus- ural N abundance suggests that Stereocaulon sp. suaq, Greenland, wind-driven soil erosion http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Ecosystems Springer Journals

The Role of Biological Soil Crusts in Nitrogen Cycling and Soil Stabilization in Kangerlussuaq, West Greenland

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Publisher
Springer US
Copyright
Copyright © 2018 by Springer Science+Business Media, LLC, part of Springer Nature
Subject
Life Sciences; Ecology; Plant Sciences; Zoology; Environmental Management; Geoecology/Natural Processes; Hydrology/Water Resources
ISSN
1432-9840
eISSN
1435-0629
D.O.I.
10.1007/s10021-018-0267-8
Publisher site
See Article on Publisher Site

Abstract

Ecosystems https://doi.org/10.1007/s10021-018-0267-8 2018 Springer Science+Business Media, LLC, part of Springer Nature The Role of Biological Soil Crusts in Nitrogen Cycling and Soil Stabilization in Kangerlussuaq, West Greenland 1,4 1 2 Ruth C. Heindel, * Francesca C. Governali, Angela M. Spickard, and 2,3 Ross A. Virginia 1 2 Department of Earth Sciences, Dartmouth College, Hanover, New Hampshire, USA; Environmental Studies Program, Dartmouth College, Hanover, New Hampshire, USA; Institute of Arctic Studies, Dartmouth College, Hanover, New Hampshire, USA Present address: Institute of Arctic and Alpine Research, University of Colorado Boulder, Boulder, Colorado, USA ABSTRACT Biological soil crusts (biocrusts) naturally coexist and age. We found that biocrusts took with vascular plants in many dryland ecosystems. 180 ± 40 years to fully develop and that biocrusts Although most studies of dryland biocrusts have became thicker and soil penetration resistance been conducted in warm deserts, dryland biocrusts increased as they developed. The N-fixing lichen also exist in the Arctic, where they may be an Stereocaulon sp. was found throughout the study important source of nitrogen (N) and carbon (C) region at all stages of biocrust development. Nat- to nutrient-limited environments. In Kangerlus- ural N abundance suggests that Stereocaulon sp. suaq, Greenland, wind-driven soil erosion

Journal

EcosystemsSpringer Journals

Published: Jun 4, 2018

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