LEO Network

Background Articles

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


348 Posts


Natural Environment

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

Unusual or Unexpected Event

2024 2025
Extreme Temperature    
Flooding / Draining    
Death / Die-off / Decline    
Ice / Snow Change    
Extreme Wind    
Unusual Range / Sighting    
Seasonal Timing    
Pollution    
Permafrost Change    
Unusual Size / Abundance    
Physical or Chemical Change    
Fire    
Erosion    
Storm Surge    
Pathogen    
Landslide / Avalanche    
Glacier Change    
Drought    
Extreme Precipitation    
Cyclone / Hurricane    
Infestation    
Deformity / Disease / Injury    
Thunderstorm    
Unusual Animal Behavior    
Sea/Land Level Change    
Eruption    
Unusual Variation    
Earthquake    
Algal Bloom    
Sinkhole / Crater    
Tsunami    
Debris / Trash    
Unusual Smell or Taste    
Parasite    

Impact on Human Environment

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