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