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	Natural Environment
	2020
Weather
Ocean / Sea
Marine Mammals
Land
Surface Waters / Wetlands
Land Mammals
Air
Birds
Fish
Invertebrates
Plants / Kelp
Groundwater
Atmosphere
Insects
	Unusual or Unexpected Event
	2020
Ice / Snow Change
Extreme Precipitation
Extreme Temperature
Unusual Range / Sighting
Death / Die-off / Decline
Landslide / Avalanche
Flooding / Draining
Extreme Wind
Unusual Animal Behavior
Erosion
Pathogen
Rain on Snow
Unusual Size / Abundance
Seasonal Timing
Storm Surge
Permafrost Change
Thunderstorm
Cyclone / Hurricane
Debris / Trash
Parasite
Fire
Algal Bloom
Deformity / Disease / Injury
Sea/Land Level Change
Eruption
Glacier Change
Earthquake
Tsunami
	Impact on Human Environment
	2020
Safety
Buildings
Transportation
Sports / Recreation
Human Health
Economic Impact
Energy
Cultural Impact
Displacement
Fisheries
Food Security
Sanitation
Pets
Air Quality
Forestry
Livestock
Relocation
Water Management
Water Security