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

	Natural Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023
Land
Surface Waters / Wetlands
Ocean / Sea
Weather
Invertebrates
	Unusual or Unexpected Event
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023
Permafrost Change
Erosion
Sinkhole / Crater
Debris / Trash
Extreme Precipitation
Flooding / Draining
Sea/Land Level Change
	Impact on Human Environment
	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023
Transportation
Buildings
Safety
Burial Site
Cultural Impact
Sanitation
Water Security
Food Security
Forestry
Energy