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• Summary Stats
• Topic Timeline (Monthly)
• Topic Timeline (Yearly)

	Natural Environment
	2013	2014	2015	2016	2017	2018	2019	2020	2021
Weather
Land Mammals
Land
Surface Waters / Wetlands
Plants / Kelp
Air
Arachnids
Ocean / Sea
Microbes
Birds
Insects
Fish
Invertebrates
Amphibians
Marine Mammals
Atmosphere
Groundwater
Reptiles
	Unusual or Unexpected Event
	2013	2014	2015	2016	2017	2018	2019	2020	2021
Ice / Snow Change
Seasonal Timing
Extreme Temperature
Extreme Precipitation
Rain on Snow
Death / Die-off / Decline
Drought
Flooding / Draining
Unusual Range / Sighting
Unusual Animal Behavior
Fire
Extreme Wind
Pathogen
Pollution
Glacier Change
Physical or Chemical Change
Deformity / Disease / Injury
Erosion
Sea/Land Level Change
Permafrost Change
Algal Bloom
Parasite
	Impact on Human Environment
	2013	2014	2015	2016	2017	2018	2019	2020	2021
Livestock
Human Health
Agriculture
Pets
Economic Impact
Cultural Impact
Buildings
Food Security
Safety
Energy
Sports / Recreation
Sanitation
Transportation
Water Security
Harvest Change
Displacement
Forestry
Air Quality
Water Management
Fisheries