J. Welker

发表

Increased snow depth affects microbial activity and nitrogen mineralization in two Arctic tundra communities

J. Schimel, C. Bilbrough, J. Welker, 2004 .

The role of topography on catchment‐scale water residence time

J. Welker, J. McDonnell, J. Seibert, 2005 .

Cold-season Production of CO2 in Arctic Soils: Can Laboratory and Field Estimates Be Reconciled through a Simple Modeling Approach?

V. Romanovsky, J. Schimel, C. Ping, 2006 .

Experimental manipulations of snow‐depth: effects on nutrient content of caribou forage

J. Welker, A. N. Parsons, T. Mccabe, 1997 .

Amount‐weighted annual isotopic (δ18O) values are affected by the seasonality of precipitation: A sensitivity study

J. White, E. Gutmann, J. Welker, 2007 .

Svalbard reindeer winter diets: Long‐term dietary shifts to graminoids in response to a changing climate

E. Ropstad, J. Welker, A. Stien, 2022, Global change biology.

A Mobile Instrumented Sensor Platform for Long-Term Terrestrial Ecosystem Analysis: An Example Application in an Arctic Tundra Ecosystem

Nathan C. Healey, Steven F. Oberbauer, Robert D. Hollister, 2014 .

Long-term increases in snow pack elevate leaf N and photosynthesis in Salix arctica: responses to a snow fence experiment in the High Arctic of NW Greenland

A. Leffler, J. Welker, J. Welker, 2013 .

Winters are changing: snow effects on Arctic and alpine tundra ecosystems

Hjalte M. R. Mann, Rebecca E. Irwin, Sonya R. Geange, 2022, Arctic Science.

Five decades of terrestrial and freshwater research at Ny-Ålesund, Svalbard

A. Provenzale, G. Gabrielsen, P. Convey, 2022, Polar Research.

Interactions among vegetation, climate, and herbivory control greenhouse gas fluxes in a subarctic coastal wetland

K. Beard, R. Choi, K. Kelsey, 2016 .

Experimental manipulations of winter snow and summer rain influence ecosystem carbon cycling in a mixed‐grass prairie, Wyoming, USA

Jack A. Morgan, Jeffrey M. Welker, R. Chimner, 2010 .

Annual CO2 Flux in Dry and Moist Arctic Tundra: Field Responses to Increases in Summer Temperatures and Winter Snow Depth

M. H. Jones, J. Welker, J. Fahnestock, 2000 .

Soil–plant N processes in a High Arctic ecosystem, NW Greenland are altered by long‐term experimental warming and higher rainfall

J. Schimel, S. Schaeffer, J. Welker, 2013, Global change biology.

Rates and radiocarbon content of summer ecosystem respiration in response to long‐term deeper snow in the High Arctic of NW Greenland

M. Lupascu, J. Welker, C. Czimczik, 2014 .

North American precipitation isotope (δ18O) zones revealed in time series modeling across Canada and northern United States

S. J. Birks, K. Chun, T. Stadnyk, 2014 .

Moisture source temperatures and precipitation δ18O‐temperature relationships across the United States

B. Vaughn, J. White, J. Welker, 2010 .

Oxygen isotope content of CO2 in nocturnal ecosystem respiration: 2. Short‐term dynamics of foliar and soil component fluxes in an old‐growth ponderosa pine forest

N. McDowell, B. Bond, D. Bowling, 2003 .

Oxygen isotope content of CO2 in nocturnal ecosystem respiration: 1. Observations in forests along a precipitation transect in Oregon, USA

N. McDowell, J. Welker, J. Ehleringer, 2003 .

Monthly precipitation isoscapes (δ18O) of the United States: Connections with surface temperatures, moisture source conditions, and air mass trajectories

B. Vaughn, J. White, J. Welker, 2010 .

NDVI changes in the Arctic: Functional significance in the moist acidic tundra of Northern Alaska

J. Welker, P. Sullivan, R. Dial, 2023, PloS one.

Trends in NDVI and Tundra Community Composition in the Arctic of NE Alaska Between 1984 and 2009

Janet C. Jorgenson, Martha K. Raynolds, M. Raynolds, 2015, Ecosystems.

McCall Glacier record of Arctic climate change: Interpreting a northern Alaska ice core with regional water isotopes

J. McConnell, M. Nolan, J. Welker, 2016 .

Oxygen isotope ratios in Holocene carbonates across a climatic gradient, eastern Washington State, USA: Evidence for seasonal effects on pedogenic mineral isotopic composition

J. Welker, E. McDonald, A. Busacca, 2010 .