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