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

	Natural Environment
	2012	2013	2014	2015	2016	2017	2018	2019
Weather
Land
Surface Waters / Wetlands
Ocean / Sea
Plants / Kelp
Air
Land Mammals
Birds
Marine Mammals
Fish
Insects
Reptiles
Invertebrates
Microbes
Arachnids
	Unusual or Unexpected Event
	2012	2013	2014	2015	2016	2017	2018	2019
Seasonal Timing
Ice / Snow Change
Extreme Temperature
Extreme Precipitation
Unusual Animal Behavior
Death / Die-off / Decline
Erosion
Flooding / Draining
Permafrost Change
Fire
Unusual Range / Sighting
Rain on Snow
Landslide / Avalanche
Thunderstorm
Storm Surge
Pollution
Drought
Cyclone / Hurricane
Infestation
Glacier Change
	Impact on Human Environment
	2012	2013	2014	2015	2016	2017	2018	2019
Human Health
Transportation
Buildings
Economic Impact
Sports / Recreation
Cultural Impact
Agriculture
Food Security
Energy
Livestock
Pets
Sanitation
Water Security