LEO Network

Background Articles

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


470 Posts


Natural Environment

2023 2024 2025
Land      
Ocean / Sea      
Weather      
Surface Waters / Wetlands      
Fish      
Land Mammals      
Marine Mammals      
Birds      
Plants / Kelp      
Air      
Invertebrates      
Atmosphere      
Groundwater      
Insects      
Microbes      
Amphibians      
Arachnids      
Fungi      
Reptiles      

Unusual or Unexpected Event

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Death / Die-off / Decline      
Extreme Temperature      
Ice / Snow Change      
Permafrost Change      
Extreme Precipitation      
Pollution      
Flooding / Draining      
Unusual Range / Sighting      
Fire      
Unusual Size / Abundance      
Deformity / Disease / Injury      
Extreme Wind      
Landslide / Avalanche      
Erosion      
Pathogen      
Physical or Chemical Change      
Debris / Trash      
Seasonal Timing      
Glacier Change      
Drought      
Algal Bloom      
Storm Surge      
Sea/Land Level Change      
Infestation      
Eruption      
Rain on Snow      
Parasite      
Unusual Animal Behavior      
Earthquake      
Cyclone / Hurricane      
Thunderstorm      
Unusual Variation      
Sinkhole / Crater      
Tsunami      

Impact on Human Environment

2023 2024 2025
Safety      
Food Security      
Economic Impact      
Cultural Impact      
Transportation      
Harvest Change      
Buildings      
Human Health      
Fisheries      
Energy      
Communication      
Water Management      
TOURISM      
Air Quality      
Water Security      
Conflict      
Sports / Recreation      
Pets      
Displacement      
Sanitation      
Livestock      
Agriculture      
Aquaculture      
Relocation      
Forestry      
Radiation