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	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020
Ocean / Sea
Weather
Fish
Marine Mammals
Invertebrates
Land
Surface Waters / Wetlands
Microbes
Birds
Plants / Kelp
Air
Reptiles
Land Mammals
Atmosphere
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020
Unusual Range / Sighting
Ice / Snow Change
Extreme Temperature
Death / Die-off / Decline
Seasonal Timing
Pollution
Extreme Wind
Algal Bloom
Unusual Size / Abundance
Erosion
Storm Surge
Cyclone / Hurricane
Flooding / Draining
Sea/Land Level Change
Deformity / Disease / Injury
Debris / Trash
Unusual Animal Behavior
Permafrost Change
Glacier Change
Pathogen
Infestation
Extreme Precipitation
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020
Buildings
Transportation
Human Health
Food Security
Sanitation
Economic Impact
Sports / Recreation
Cultural Impact
Energy
Agriculture
Fisheries
Aquaculture
Pets
Livestock
Safety
Water Security