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

	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021
Land
Surface Waters / Wetlands
Weather
Ocean / Sea
Plants / Kelp
Groundwater
Invertebrates
Fish
Fungi
Land Mammals
Reptiles
Marine Mammals
Birds
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021
Erosion
Flooding / Draining
Permafrost Change
Extreme Precipitation
Ice / Snow Change
Landslide / Avalanche
Extreme Wind
Storm Surge
Extreme Temperature
Seasonal Timing
Pollution
Sea/Land Level Change
Cyclone / Hurricane
Death / Die-off / Decline
Thunderstorm
Physical or Chemical Change
Parasite
Unusual Range / Sighting
Deformity / Disease / Injury
Drought
Earthquake
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021
Buildings
Transportation
Cultural Impact
Economic Impact
Human Health
Sports / Recreation
Food Security
Burial Site
Safety
Energy
Sanitation
Water Security
Agriculture
Fisheries
Livestock
Displacement
Pets
Aquaculture