Search Results - "Bhatt, Uma S."

Ecological Consequences of Sea-Ice Decline by Post, Eric, Bhatt, Uma S., Bitz, Cecilia M., Brodie, Jedediah F., Fulton, Tara L., Hebblewhite, Mark, Kerby, Jeffrey, Kutz, Susan J., Stirling, Ian, Walker, Donald A.

“…After a decade with nine of the lowest arctic sea-ice minima on record, including the historically low minimum in 2012, we synthesize recent developments in…”
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Arctic weather variability and connectivity by Meng, Jun, Fan, Jingfang, Bhatt, Uma S., Kurths, Jürgen

“…The Arctic’s rapid sea ice decline may influence global weather patterns, making the understanding of Arctic weather variability (WV) vital for accurate…”
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Using Climate Divisions to Analyze Variations and Trends in Alaska Temperature and Precipitation by Bieniek, Peter A., Walsh, John E., Thoman, Richard L., Bhatt, Uma S.

“…By extending the record of Alaskan divisional temperature and precipitation back in time, regional variations and trends of temperature and precipitation over…”
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Patterns, Impacts, and Future Projections of Summer Variability in the Arctic from CMIP5 Models by Cai, Lei, Alexeev, Vladimir A., Walsh, John E., Bhatt, Uma S.

“…Thirty models in phase 5 of the Coupled Model Intercomparison Project (CMIP5) are evaluated for their performances in reproducing two summertime atmospheric…”
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Forecast Skill of the Arctic Sea Ice Outlook 2008–2022 by Blanchard‐Wrigglesworth, Edward, Bushuk, Mitchell, Massonnet, François, Hamilton, Lawrence C., Bitz, Cecilia M., Meier, Walter N., Bhatt, Uma S.

“…We assess the skill of forecasts of Arctic September sea ice in the Sea Ice Outlook over 2008–2022. The multi‐model median June initialized forecast of…”
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Dynamics of aboveground phytomass of the circumpolar Arctic tundra during the past three decades by Epstein, Howard E, Raynolds, Martha K, Walker, Donald A, Bhatt, Uma S, Tucker, Compton J, Pinzon, Jorge E

“…Numerous studies have evaluated the dynamics of Arctic tundra vegetation throughout the past few decades, using remotely sensed proxies of vegetation, such as…”
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The High Latitude Marine Heat Wave of 2016 and Its Impacts on Alaska by Walsh, John E., Thoman, Richard L., Bhatt, Uma S., Bieniek, Peter A., Brettschneider, Brian, Brubaker, Michael, Danielson, Seth, Lader, Rick, Fetterer, Florence, Holderied, Kris, Iken, Katrin, Mahoney, Andy, McCammon, Molly, Partain, James

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Downscaling of climate model output for Alaskan stakeholders by Walsh, John E., Bhatt, Uma S., Littell, Jeremy S., Leonawicz, Matthew, Lindgren, Michael, Kurkowski, Thomas A., Bieniek, Peter A., Thoman, Richard, Gray, Stephen, Rupp, T. Scott

“…The paper summarizes an end-to-end activity connecting the global climate modeling enterprise with users of climate information in Alaska. The effort included…”
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Assessment of Alaska Rain-on-Snow Events Using Dynamical Downscaling by Bieniek, Peter A., Bhatt, Uma S., Walsh, John E., Lader, Rick, Griffith, Brad, Roach, Jennifer K., Thoman, Richard L.

“…The ice formed by cold-season rainfall or rain on snow (ROS) has striking impacts on the economy and ecology of Alaska. An understanding of the atmospheric…”
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Changing seasonality of panarctic tundra vegetation in relationship to climatic variables by Bhatt, Uma S, Walker, Donald A, Raynolds, Martha K, Bieniek, Peter A, Epstein, Howard E, Comiso, Josefino C, Pinzon, Jorge E, Tucker, Compton J, Steele, Michael, Ermold, Wendy, Zhang, Jinlun

“…Potential climate drivers of Arctic tundra vegetation productivity are investigated to understand recent greening and browning trends documented by maximum…”
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Recent Declines in Warming and Vegetation Greening Trends over Pan-Arctic Tundra by Bhatt, Uma, Walker, Donald, Raynolds, Martha, Bieniek, Peter, Epstein, Howard, Comiso, Josefino, Pinzon, Jorge, Tucker, Compton, Polyakov, Igor

“…Vegetation productivity trends for the Arctic tundra are updated for the 1982–2011 period and examined in the context of land surface temperatures and coastal…”
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Recent oceanic changes in the Arctic in the context of long-term observations by Polyakov, Igor V, Bhatt, Uma S, Walsh, John E, Abrahamsen, E. Povl, Pnyushkov, Andrey V, Wassmann, Paul F

“…This synthesis study assesses recent changes of Arctic Ocean physical parameters using a unique collection of observations from the 2000s and places them in…”
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THE RECORD LOW BERING SEA ICE EXTENT IN 2018: CONTEXT, IMPACTS, AND AN ASSESSMENT OF THE ROLE OF ANTHROPOGENIC CLIMATE CHANGE by Thoman, Richard L., Bhatt, Uma S., Bieniek, Peter A., Brettschneider, Brian R., Brubaker, Michael, Danielson, Seth L., Labe, Zachary, Lader, Rick, Meier, Walter N., Sheffield, Gay, Walsh, John E.

“…Record low Bering Sea sea ice in 2018 had profound regional impacts. According to climate models, human-caused warming was an overwhelmingly likely…”
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Climate drivers of Arctic tundra variability and change using an indicators framework by Bhatt, Uma S, Walker, Donald A, Raynolds, Martha K, Walsh, John E, Bieniek, Peter A, Cai, Lei, Comiso, Josefino C, Epstein, Howard E, Frost, Gerald V, Gersten, Robert, Hendricks, Amy S, Pinzon, Jorge E, Stock, Larry, Tucker, Compton J

“…This study applies an indicators framework to investigate climate drivers of tundra vegetation trends and variability over the 1982–2019 period. Previously…”
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Estimation and Validation of Sub-Pixel Needleleaf Cover Fraction in the Boreal Forest of Alaska to Aid Fire Management by Badola, Anushree, Panda, Santosh K., Thompson, David R., Roberts, Dar A., Waigl, Christine F., Bhatt, Uma S.

“…Wildfires, which are a natural part of the boreal ecosystem in Alaska, have recently increased in frequency and size. Environmental conditions (high…”
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Implications of Arctic Sea Ice Decline for the Earth System by Bhatt, Uma S, Walker, Donald A, Walsh, John E, Carmack, Eddy C, Frey, Karen E, Meier, Walter N, Moore, Sue E, Parmentier, Frans-Jan W, Post, Eric, Romanovsky, Vladimir E, Simpson, William R

“…Arctic sea ice decline has led to an amplification of surface warming and is projected to continue to decline from anthropogenic forcing, although the exact…”
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Climatology and Interannual Variability of Arctic Cyclone Activity: 1948–2002 by Zhang, Xiangdong, Walsh, John E., Zhang, Jing, Bhatt, Uma S., Ikeda, Moto

“…Arctic cyclone activity is investigated in the context of climate change and variability by using a modified automated cyclone identification and tracking…”
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Hyperspectral Data Simulation (Sentinel-2 to AVIRIS-NG) for Improved Wildfire Fuel Mapping, Boreal Alaska by Badola, Anushree, Panda, Santosh K., Roberts, Dar A., Waigl, Christine F., Bhatt, Uma S., Smith, Christopher W., Jandt, Randi R.

“…Alaska has witnessed a significant increase in wildfire events in recent decades that have been linked to drier and warmer summers. Forest fuel maps play a…”
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Assessing Wildfire Burn Severity and Its Relationship with Environmental Factors: A Case Study in Interior Alaska Boreal Forest by Smith, Christopher W, Panda, Santosh K, Bhatt, Uma S, Meyer, Franz J, Badola, Anushree, Hrobak, Jennifer L

“…In recent years, there have been rapid improvements in both remote sensing methods and satellite image availability that have the potential to massively…”
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North Atlantic warming: patterns of long-term trend and multidecadal variability by Polyakov, Igor V., Alexeev, Vladimir A., Bhatt, Uma S., Polyakova, Evgenia I., Zhang, Xiangdong

“…Climate fluctuations in the North Atlantic Ocean have wide-spread implications for Europe, Africa, and the Americas. This study assesses the relative…”
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