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	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021
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	2021
Death / Die-off / Decline
Extreme Temperature
Unusual Range / Sighting
Pollution
Algal Bloom
Seasonal Timing
Unusual Animal Behavior
Pathogen
Ice / Snow Change
Parasite
Unusual Size / Abundance
Drought
Infestation
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	2021
Food Security
Economic Impact
Cultural Impact
Sports / Recreation
Fisheries
Human Health
Aquaculture
Harvest Change
Livestock
Agriculture
Pets
Water Security
Buildings
Energy
Air Quality
Safety
Transportation
Forestry