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	Natural Environment
	2021
Weather
Ocean / Sea
Land
Surface Waters / Wetlands
Fish
Birds
Plants / Kelp
Land Mammals
Insects
Invertebrates
Marine Mammals
Groundwater
Atmosphere
Arachnids
Amphibians
	Unusual or Unexpected Event
	2021
Ice / Snow Change
Extreme Temperature
Seasonal Timing
Extreme Precipitation
Unusual Range / Sighting
Landslide / Avalanche
Flooding / Draining
Death / Die-off / Decline
Unusual Animal Behavior
Pollution
Extreme Wind
Earthquake
Erosion
Infestation
Algal Bloom
Cyclone / Hurricane
Glacier Change
Storm Surge
Unusual Size / Abundance
Permafrost Change
	Impact on Human Environment
	2021
Safety
Transportation
Economic Impact
Buildings
Sports / Recreation
Cultural Impact
Energy
Livestock
Food Security
Water Security
Human Health
Fisheries
Sanitation
Harvest Change
Agriculture
Pets
Air Quality
Displacement
Water Management
Forestry