LEO Network

Background Articles

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


718 Posts


Natural Environment

2021 2022 2023
Ocean / Sea      
Land      
Surface Waters / Wetlands      
Weather      
Birds      
Fish      
Land Mammals      
Marine Mammals      
Groundwater      
Invertebrates      
Air      
Plants / Kelp      
Insects      
Atmosphere      

Unusual or Unexpected Event

2021 2022 2023
Death / Die-off / Decline      
Extreme Temperature      
Permafrost Change      
Deformity / Disease / Injury      
Ice / Snow Change      
Pollution      
Flooding / Draining      
Unusual Range / Sighting      
Extreme Precipitation      
Unusual Animal Behavior      
Physical or Chemical Change      
Extreme Wind      
Erosion      
Seasonal Timing      
Pathogen      
Drought      
Glacier Change      
Storm Surge      
Algal Bloom      
Fire      
Rain on Snow      
Sea/Land Level Change      
Sinkhole / Crater      
Landslide / Avalanche      
Unusual Size / Abundance      
Debris / Trash      
Parasite      
Cyclone / Hurricane      
Thunderstorm      
Tsunami      

Impact on Human Environment

2021 2022 2023
Food Security      
Safety      
Transportation      
Human Health      
Buildings      
Fisheries      
Economic Impact      
Energy      
Cultural Impact      
Harvest Change      
Water Security      
Sanitation      
Sports / Recreation      
Resilience      
Conflict      
Water Management      
Communication      
Livestock      
Displacement      
Aquaculture      
Burial Site      
TOURISM      
Agriculture      
Air Quality