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	Natural Environment
	2013	2014	2015	2016	2017	2018	2019	2020	2021
Weather
Ocean / Sea
Surface Waters / Wetlands
Land
Air
Fish
Plants / Kelp
Invertebrates
Land Mammals
Marine Mammals
Birds
Insects
Atmosphere
Reptiles
Microbes
Arachnids
Groundwater
	Unusual or Unexpected Event
	2013	2014	2015	2016	2017	2018	2019	2020	2021
Extreme Temperature
Ice / Snow Change
Seasonal Timing
Extreme Precipitation
Death / Die-off / Decline
Fire
Permafrost Change
Drought
Unusual Range / Sighting
Extreme Wind
Flooding / Draining
Rain on Snow
Glacier Change
Unusual Animal Behavior
Landslide / Avalanche
Unusual Size / Abundance
Algal Bloom
Erosion
Pathogen
Infestation
Deformity / Disease / Injury
Storm Surge
Pollution
Sea/Land Level Change
Earthquake
Thunderstorm
	Impact on Human Environment
	2013	2014	2015	2016	2017	2018	2019	2020	2021
Human Health
Sports / Recreation
Transportation
Economic Impact
Food Security
Buildings
Safety
Cultural Impact
Energy
Agriculture
Water Security
Air Quality
Livestock
Displacement
Pets
Sanitation
Fisheries
Harvest Change
Aquaculture
Forestry
Burial Site