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	Natural Environment
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Weather
Land
Land Mammals
Ocean / Sea
Surface Waters / Wetlands
Marine Mammals
Plants / Kelp
Fish
Insects
Birds
Invertebrates
Air
Arachnids
Groundwater
Atmosphere
Fungi
Reptiles
Amphibians
Microbes
	Unusual or Unexpected Event
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Unusual Range / Sighting
Extreme Temperature
Death / Die-off / Decline
Extreme Precipitation
Ice / Snow Change
Unusual Size / Abundance
Flooding / Draining
Unusual Animal Behavior
Permafrost Change
Seasonal Timing
Pathogen
Fire
Pollution
Landslide / Avalanche
Extreme Wind
Deformity / Disease / Injury
Algal Bloom
Infestation
Parasite
Debris / Trash
Glacier Change
Erosion
Rain on Snow
Earthquake
Cyclone / Hurricane
Storm Surge
Thunderstorm
Tsunami
Drought
Sea/Land Level Change
Sinkhole / Crater
	Impact on Human Environment
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Safety
Buildings
Human Health
Sports / Recreation
Food Security
Economic Impact
Transportation
Air Quality
Cultural Impact
Fisheries
Water Security
Displacement
Agriculture
Forestry
Energy
Pets
Harvest Change
Livestock
Aquaculture
Burial Site
Radiation
Sanitation