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

	Natural Environment
	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025
Marine Mammals
Ocean / Sea
Land
Weather
Fish
Surface Waters / Wetlands
Atmosphere
Birds
Land Mammals
	Unusual or Unexpected Event
	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025
Death / Die-off / Decline
Extreme Wind
Ice / Snow Change
Cyclone / Hurricane
Physical or Chemical Change
Unusual Animal Behavior
Permafrost Change
	Impact on Human Environment
	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023	2024	2025
Transportation
Safety
Economic Impact
Energy
Water Management
Air Quality
Fisheries
Food Security
Human Health
Buildings