LEO Network

Background Articles

Search our collection of background (non-event) articles from news media, science journals and other sources.


108 Posts


Natural Environment

2018 2019 2020 2021 2022 2023
Weather            
Land            
Surface Waters / Wetlands            
Ocean / Sea            
Air            
Groundwater            
Birds            
Land Mammals            
Fish            
Plants / Kelp            
Marine Mammals            
Atmosphere            
Microbes            
Insects            
Invertebrates            
Arachnids            
Fungi            
Amphibians            
Reptiles            

Unusual or Unexpected Event

2018 2019 2020 2021 2022 2023
Extreme Precipitation            
Extreme Temperature            
Ice / Snow Change            
Flooding / Draining            
Extreme Wind            
Landslide / Avalanche            
Seasonal Timing            
Death / Die-off / Decline            
Erosion            
Rain on Snow            
Fire            
Pollution            
Drought            
Sea/Land Level Change            
Pathogen            
Unusual Range / Sighting            
Storm Surge            
Glacier Change            
Deformity / Disease / Injury            
Permafrost Change            
Unusual Animal Behavior            
Infestation            

Impact on Human Environment

2018 2019 2020 2021 2022 2023
Safety            
Buildings            
Transportation            
Human Health            
Economic Impact            
Energy            
Water Security            
Sanitation            
Sports / Recreation            
Water Management            
Communication            
Cultural Impact            
Displacement            
Livestock            
Conflict            
Harvest Change            
Agriculture            
Food Security