Publications by authors named "Steven Amstrup"

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Unlock the Endangered Species Act to address GHG emissions.
Steven C Amstrup, Cecilia M Bitz

Science· September 2023

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The acute physiological response of polar bears to helicopter capture.
John P Whiteman, Henry J Harlow, George M Durner, Eric V Regehr, Steven C Amstrup

J Wildl Manage· July 2022

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Efficacy of aerial forward-looking infrared surveys for detecting polar bear maternal dens.
Tom S Smith, Steven C Amstrup, B J Kirschhoffer, Geoffrey York

PLoS One· April 2020

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Heightened Immune System Function in Polar Bears Using Terrestrial Habitats.
John P Whiteman, Henry J Harlow, George M Durner, Eric V Regehr, Steven C Amstrup

Physiol Biochem Zool· February 2019

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Internet Blogs, Polar Bears, and Climate-Change Denial by Proxy.
Jeffrey A Harvey, Daphne van den Berg, Jacintha Ellers, Remko Kampen, Thomas W Crowther, Steven C Amstrup

Bioscience· April 2018

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Corrigendum: Internet Blogs, Polar Bears, and Climate-Change Denial by Proxy.
Jeffrey A Harvey, Daphne van den Berg, Jacintha Ellers, Remko Kampen, Thomas W Crowther, Steven C Amstrup

Bioscience· April 2018

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Corrigendum: Internet Blogs, Polar Bears, and Climate-Change Denial by Proxy.
Jeffrey A Harvey, Daphne van den Berg, Jacintha Ellers, Remko Kampen, Thomas W Crowther, Steven C Amstrup

Neurosurgery· March 2018

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Phenotypic plasticity and climate change: can polar bears respond to longer Arctic summers with an adaptive fast?
John P Whiteman, Henry J Harlow, George M Durner, Eric V Regehr, Steven C Amstrup

Oecologia· February 2018

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Spring fasting behavior in a marine apex predator provides an index of ecosystem productivity.
Karyn D Rode, Ryan R Wilson, David C Douglas, Vanessa Muhlenbruch, Todd C Atwood, Steven C Amstrup

Glob Chang Biol· January 2018

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Increased Arctic sea ice drift alters adult female polar bear movements and energetics.
George M Durner, David C Douglas, Shannon E Albeke, John P Whiteman, Steven C Amstrup

Glob Chang Biol· September 2017

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Polar bears experience skeletal muscle atrophy in response to food deprivation and reduced activity in winter and summer.
John P Whiteman, Henry J Harlow, George M Durner, Eric V Regehr, Bryan C Rourke, Steven C Amstrup

Conserv Physiol· August 2017

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Habitat degradation affects the summer activity of polar bears.
Jasmine V Ware, Karyn D Rode, Jeffrey F Bromaghin, David C Douglas, Ryan R Wilson, Steven C Amstrup

Oecologia· May 2017

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Conservation status of polar bears (Ursus maritimus) in relation to projected sea-ice declines.
Eric V Regehr, Kristin L Laidre, H Resit Akçakaya, Steven C Amstrup, Todd C Atwood

Biol Lett· December 2016

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Implications of the circumpolar genetic structure of polar bears for their conservation in a rapidly warming Arctic.
Elizabeth Peacock, Sarah A Sonsthagen, Martyn E Obbard, Andrei Boltunov, Eric V Regehr, Steven C Amstrup

PLoS One· January 2016

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Correction: Implications of the circumpolar genetic structure of polar bears for their conservation in a rapidly warming Arctic.
Elizabeth Peacock, Sarah A Sonsthagen, Martyn E Obbard, Andrei Boltunov, Eric V Regehr, Steven C Amstrup

PLoS One· October 2015

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Polar bear population dynamics in the southern Beaufort Sea during a period of sea ice decline.
Jeffrey F Bromaghin, Trent L Mcdonald, Ian Stirling, Andrew E Derocher, Evan S Richardson, Steven C Amstrup

Ecol Appl· April 2015

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Polar bear population status in the northern Beaufort Sea, Canada, 1971-2006.
Ian Stirling, Trent L McDonald, E S Richardson, Eric V Regehr, Steven C Amstrup

Ecol Appl· April 2011

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Greenhouse gas mitigation can reduce sea-ice loss and increase polar bear persistence.
Steven C Amstrup, Eric T Deweaver, David C Douglas, Bruce G Marcot, George M Durner

Nature· December 2010

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Morbillivirus and Toxoplasma exposure and association with hematological parameters for southern Beaufort Sea polar bears: potential response to infectious agents in a sentinel species.
Cassandra M Kirk, Steven Amstrup, Rhonda Swor, Darce Holcomb, Todd M O'Hara

Ecohealth· September 2010

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Hematology of southern Beaufort Sea polar bears (2005-2007): biomarker for an Arctic ecosystem health sentinel.
Cassandra M Kirk, Steven Amstrup, Rhonda Swor, Darce Holcomb, Todd M O'Hara

Ecohealth· September 2010

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Reduced body size and cub recruitment in polar bears associated with sea ice decline.
Karyn D Rode, Steven C Amstrup, Eric V Regehr

Ecol Appl· April 2010

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Genetic variation, relatedness, and effective population size of polar bears (Ursus maritimus) in the southern Beaufort Sea, Alaska.
Matthew A Cronin, Steven C Amstrup, Sandra L Talbot, George K Sage, Kristin S Amstrup

J Hered· March 2010

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Survival and breeding of polar bears in the southern Beaufort Sea in relation to sea ice.
Eric V Regehr, Christine M Hunter, Hal Caswell, Steven C Amstrup, Ian Stirling

J Anim Ecol· January 2010

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