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

	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018
Weather
Surface Waters / Wetlands
Ocean / Sea
Land
Air
Plants / Kelp
Birds
Fish
Insects
Land Mammals
Invertebrates
Marine Mammals
Arachnids
Atmosphere
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018
Seasonal Timing
Ice / Snow Change
Rain on Snow
Permafrost Change
Extreme Temperature
Fire
Extreme Precipitation
Unusual Range / Sighting
Glacier Change
Death / Die-off / Decline
Infestation
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018
Transportation
Human Health
Buildings
Food Security
Sanitation
Energy
Water Security
Air Quality
Economic Impact
Sports / Recreation
Agriculture
Forestry