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