NEW: Central US Winter Storms February 2021 UPDATED: Arctic Amplification UPDATED: Winter Storm Risk Increase Climate Signals Climate Signals Air Mass Temperature Increase Arctic Amplification Extreme Heat and Heat Waves Glacier and Ice Sheet Melt Global Warming Greenhouse Gas Emissions Land Ice and Snow Cover Decline Land Surface Temperature Increase Permafrost Thaw Precipitation Falls as Rain Instead of Snow Sea Ice Decline Sea Surface Temperature Increase Season Creep Snowpack Decline Snowpack Melting Earlier and/or Faster Atmospheric Moisture Increase Extreme Precipitation Increase Runoff and Flood Risk Increase Total Precipitation Increase Atmospheric Blocking Increase Atmospheric River Change Extreme El Niño Frequency Increase Gulf Stream System Weakening Hadley Cell Expansion Large Scale Global Circulation Change North Atlantic Surface Temperature Decrease Ocean Acidification Increase Southwestern US Precipitation Decrease Surface Ozone Change Surface Wind Speed Change Drought Risk Increase Land Surface Drying Increase Intense Atlantic Hurricane Frequency Increase Intense Cyclone, Hurricane, Typhoon Frequency Increase Intense Northwest Pacific Typhoon Frequency Increase Tropical Cyclone Steering Change Wildfire Risk Increase Coastal Flooding Increase Sea Level Rise Storm Surge Increase Thermal Expansion of the Ocean Winter Storm Risk Increase Coral Bleaching Increase Habitat Shift or Decline Parasite, Bacteria and Virus Population Increase Pine Beetle Outbreaks Heat-Related Illness Increase Infectious Gastrointestinal Disease Risk Increase Respiratory Disease Risk Increase Vector-Borne Disease Risk Increase Storm Intensity Increase Tornado Risk Increase Wind Damage Risk Increase
