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	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022
Plants / Kelp
Land
Weather
Insects
Ocean / Sea
Air
Surface Waters / Wetlands
Land Mammals
Microbes
Fish
Birds
Invertebrates
Fungi
Arachnids
Amphibians
Marine Mammals
Reptiles
Groundwater
Atmosphere
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022
Seasonal Timing
Extreme Temperature
Ice / Snow Change
Unusual Size / Abundance
Death / Die-off / Decline
Unusual Range / Sighting
Infestation
Fire
Drought
Permafrost Change
Deformity / Disease / Injury
Algal Bloom
Erosion
Extreme Precipitation
Extreme Wind
Flooding / Draining
Storm Surge
Parasite
Landslide / Avalanche
Unusual Animal Behavior
Pollution
Rain on Snow
Cyclone / Hurricane
Sea/Land Level Change
Pathogen
Thunderstorm
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022
Human Health
Sports / Recreation
Buildings
Economic Impact
Agriculture
Food Security
Cultural Impact
Air Quality
Transportation
Harvest Change
Livestock
Safety
Forestry
Energy
Pets
Sanitation
Fisheries
Water Security
Displacement
Aquaculture