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