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