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