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Circulation Regimes of Rainfall Anomalies in the African-South Asian Monsoon Belt
Publisher: American Meteorological Society
Abstract: This study explores the spatial differentiation of climate anomalies and associated circulation mechanisms across the African-South Asian monsoon belt through empirical analyses mainly for the period 1948?83. Observations ...
A Dissipation Integral with Application to Ocean Diffusivities and Structure
Publisher: American Meteorological Society
Abstract: An integral balance is developed for steady fluid flows relating dissipation in volumes bounded by isosurfaces of a tracer (quasi-conserved quantity) and solid boundaries to the covariance of the tracer value and surface ...
Factors Influencing Simulated Changes in Future Arctic Cloudiness
Publisher: American Meteorological Society
Abstract: his study diagnoses the changes in Arctic clouds simulated by the Community Climate System Model version 3 (CCSM3) in a transient 2 ? CO2 simulation. Four experiments?one fully coupled and three with prescribed SSTs and/or ...
Is Alaska’s Yukon–Kuskokwim Delta Greening or Browning? Resolving Mixed Signals of Tundra Vegetation Dynamics and Drivers in the Maritime Arctic
Publisher: American Meteorological Society
Two-Meter Temperature and Precipitation from Atmospheric Reanalysis Evaluated for Alaska
Publisher: American Meteorological Society
Abstract: laska is experiencing effects of global climate change that are due, in large part, to the positive feedback mechanisms associated with polar amplification. The major risk factors include loss of sea ice and glaciers, ...
Projections of Twenty-First-Century Climate Extremes for Alaska via Dynamical Downscaling and Quantile Mapping
Publisher: American Meteorological Society
Abstract: AbstractClimate change is expected to alter the frequencies and intensities of at least some types of extreme events. Although Alaska is already experiencing an amplified response to climate change, studies of extreme event ...
Using Climate Divisions to Analyze Variations and Trends in Alaska Temperature and Precipitation
Publisher: American Meteorological Society
Abstract: y extending the record of Alaskan divisional temperature and precipitation back in time, regional variations and trends of temperature and precipitation over 1920?2012 are documented. The use of the divisional framework ...
Impact of Daily Arctic Sea Ice Variability in CAM3.0 during Fall and Winter
Publisher: American Meteorological Society
Abstract: limate projections suggest that an ice-free summer Arctic Ocean is possible within several decades and with this comes the prospect of increased ship traffic and safety concerns. The daily sea ice concentration tendency ...
Climatology and Interannual Variability of Arctic Cyclone Activity: 1948–2002
Publisher: American Meteorological Society
Abstract: Arctic cyclone activity is investigated in the context of climate change and variability by using a modified automated cyclone identification and tracking algorithm, which differs from previously used algorithms by single ...
Atmosphere–Ocean Interaction in the North Atlantic: Near-Surface Climate Variability
Publisher: American Meteorological Society
Abstract: The impact of an interactive ocean on the midlatitude atmosphere is examined using a 31-yr integration of a variable depth mixed layer ocean model of the North Atlantic (between 20° and 60°N) coupled to the NCAR Community ...