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