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

	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019
Land
Ocean / Sea
Weather
Surface Waters / Wetlands
Plants / Kelp
Land Mammals
Microbes
Amphibians
Reptiles
Air
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019
Erosion
Extreme Temperature
Ice / Snow Change
Seasonal Timing
Flooding / Draining
Extreme Wind
Extreme Precipitation
Fire
Thunderstorm
Landslide / Avalanche
Tsunami
Death / Die-off / Decline
Algal Bloom
Unusual Range / Sighting
Permafrost Change
Earthquake
Storm Surge
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019
Buildings
Human Health
Transportation
Cultural Impact
Sanitation
Economic Impact
Energy
Water Security
Air Quality
Food Security
Sports / Recreation
Displacement
Forestry
Safety
Agriculture