NDVI Changes Show Warming Increases the Length of the Green Season at Tundra Communities in Northern Alaska: A Fine-Scale Analysis

by Jeremy L. May, Robert D. Hollister, Katlyn R. Betway, Jacob A. Harris, Craig E. Tweedie, Jeffrey M. Welker, Jeffrey M. Welker, William A. Gould, Steven F. Oberbauer
Published 2020-07-01

Isotopic Discrimination of Aquifer Recharge Sources, Subsystem Connectivity and Flow Patterns in the South Fork Palouse River Basin, Idaho and Washington, USA

by Kyle A. Duckett, Jeff B. Langman, John H. Bush, Erin S. Brooks, Pamela Dunlap, Jeffrey M. Welker
Published 2019-02-01

DOC export is exceeded by C fixation in May Creek: A late-successional watershed of the Copper River Basin, Alaska.

by Patrick L Tomco, Rommel C Zulueta, Leland C Miller, Phoebe A Zito, Robert W Campbell, Jeffrey M Welker
Published 2019-01-01

Geographical Area and Life History Traits Influence Diet in an Arctic Marine Predator.

by Sabrina Tartu, Sophie Bourgeon, Jon Aars, Magnus Andersen, Dorothee Ehrich, Gregory W Thiemann, Jeffrey M Welker, Heli Routti
Published 2016-01-01

Migratory goose arrival time plays a larger role in influencing forage quality than advancing springs in an Arctic coastal wetland.

by Karen H Beard, Ryan T Choi, A Joshua Leffler, Lindsay G Carlson, Katharine C Kelsey, Joel A Schmutz, Jeffrey M Welker
Published 2019-01-01

Deeper snow increases the net soil organic carbon accrual rate in moist acidic tussock tundra: 210Pb evidence from Arctic Alaska

by Karyn C. DeFranco, Michael P. Ricketts, Elena Blanc-Betes, Jeffrey M. Welker, Miquel A. Gonzalez-Meler, Neil C. Sturchio
Published 2020-01-01

Quantifying effects of snow depth on caribou winter range selection and movement in Arctic Alaska

by Stine Højlund Pedersen, Torsten W. Bentzen, Adele K. Reinking, Glen E. Liston, Kelly Elder, Elizabeth A. Lenart, Alexander K. Prichard, Jeffrey M. Welker
Published 2021-09-01

Arctic Snow Isotope Hydrology: A Comparative Snow-Water Vapor Study

by Pertti Ala-aho, Jeffrey M. Welker, Hannah Bailey, Stine Højlund Pedersen, Ben Kopec, Eric Klein, Moein Mellat, Kaisa-Riikka Mustonen, Kashif Noor, Hannu Marttila
Published 2021-01-01

Short-Term Impacts of the Air Temperature on Greening and Senescence in Alaskan Arctic Plant Tundra Habitats

by Jeremy L. May, Nathan C. Healey, Hella E. Ahrends, Robert D. Hollister, Craig E. Tweedie, Jeffrey M. Welker, William A. Gould, Steven F. Oberbauer
Published 2017-12-01

Hydroclimatic Controls on the Isotopic (δ18 O, δ2 H, d-excess) Traits of Pan-Arctic Summer Rainfall Events

by Moein Mellat, Moein Mellat, Hannah Bailey, Kaisa-Riikka Mustonen, Hannu Marttila, Eric S. Klein, Konstantin Gribanov, M. Syndonia Bret-Harte, Artem V. Chupakov, Dmitry V. Divine, Brent Else, Ilya Filippov, Valtteri Hyöky, Valtteri Hyöky, Samantha Jones, Sergey N. Kirpotin, Sergey N. Kirpotin, Aart Kroon, Helge Tore Markussen, Martin Nielsen, Maia Olsen, Riku Paavola, Oleg S. Pokrovsky, Oleg S. Pokrovsky, Anatoly Prokushkin, Anatoly Prokushkin, Morten Rasch, Katrine Raundrup, Otso Suominen, Ilkka Syvänperä, Sölvi Rúnar Vignisson, Evgeny Zarov, Jeffrey M. Welker, Jeffrey M. Welker, Jeffrey M. Welker
Published 2021-05-01

Experimental warming differentially affects vegetative and reproductive phenology of tundra plants

by Courtney G. Collins, Sarah C. Elmendorf, Robert D. Hollister, Greg H. R. Henry, Karin Clark, Anne D. Bjorkman, Isla H. Myers-Smith, Janet S. Prevéy, Isabel W. Ashton, Jakob J. Assmann, Juha M. Alatalo, Michele Carbognani, Chelsea Chisholm, Elisabeth J. Cooper, Chiara Forrester, Ingibjörg Svala Jónsdóttir, Kari Klanderud, Christopher W. Kopp, Carolyn Livensperger, Marguerite Mauritz, Jeremy L. May, Ulf Molau, Steven F. Oberbauer, Emily Ogburn, Zoe A. Panchen, Alessandro Petraglia, Eric Post, Christian Rixen, Heidi Rodenhizer, Edward A. G. Schuur, Philipp Semenchuk, Jane G. Smith, Heidi Steltzer, Ørjan Totland, Marilyn D. Walker, Jeffrey M. Welker, Katharine N. Suding
Published 2021-06-01