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