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

	Natural Environment
	2017	2018	2019	2020
Land
Weather
Air
Surface Waters / Wetlands
	Unusual or Unexpected Event
	2017	2018	2019	2020
Ice / Snow Change
Permafrost Change
Extreme Precipitation
	Impact on Human Environment
	2017	2018	2019	2020
Energy
Buildings
Human Health
Economic Impact
Safety
Transportation