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