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