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	Natural Environment
	2020
Land Mammals
Fish
Land
Plants / Kelp
Ocean / Sea
Birds
Surface Waters / Wetlands
Weather
Invertebrates
Marine Mammals
Insects
Arachnids
	Unusual or Unexpected Event
	2020
Unusual Range / Sighting
Death / Die-off / Decline
Unusual Animal Behavior
Seasonal Timing
Ice / Snow Change
Extreme Temperature
Permafrost Change
Pathogen
Pollution
Unusual Size / Abundance
Extreme Wind
Parasite
Debris / Trash
Glacier Change
Fire
Extreme Precipitation
Algal Bloom
Sinkhole / Crater
Deformity / Disease / Injury
Rain on Snow
	Impact on Human Environment
	2020
Safety
Food Security
Sports / Recreation
Economic Impact
Pets
Human Health
Cultural Impact
Fisheries
Air Quality
Buildings
Harvest Change
Livestock
Water Security
Agriculture