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