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	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022
Land
Surface Waters / Wetlands
Weather
Ocean / Sea
Land Mammals
Plants / Kelp
Microbes
Groundwater
Insects
Fungi
Birds
Arachnids
Fish
Air
Invertebrates
Atmosphere
Amphibians
Marine Mammals
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022
Permafrost Change
Ice / Snow Change
Erosion
Extreme Temperature
Flooding / Draining
Fire
Sinkhole / Crater
Seasonal Timing
Pollution
Extreme Precipitation
Landslide / Avalanche
Sea/Land Level Change
Pathogen
Extreme Wind
Storm Surge
Debris / Trash
Unusual Range / Sighting
Glacier Change
Infestation
Death / Die-off / Decline
Physical or Chemical Change
Unusual Size / Abundance
Rain on Snow
Drought
Deformity / Disease / Injury
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022
Buildings
Sanitation
Cultural Impact
Safety
Burial Site
Transportation
Water Security
Human Health
Sports / Recreation
Energy
Food Security
Economic Impact
Displacement
Air Quality
Relocation
Agriculture
Forestry
Harvest Change
Fisheries
Livestock