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

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