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

	Natural Environment
	2010	2011	2012	2013	2014	2015
Land
Ocean / Sea
Weather
Surface Waters / Wetlands
Invertebrates
Air
Fish
Land Mammals
Plants / Kelp
Groundwater
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015
Permafrost Change
Extreme Wind
Ice / Snow Change
Sea/Land Level Change
Drought
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015
Sanitation
Buildings
Water Security
Human Health
Transportation
Energy
Economic Impact