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