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