LEO Network

Background Articles

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


231 Posts


Natural Environment

Ocean / Sea
 
85
Weather
 
65
Land
 
61
Surface Waters / Wetlands
 
43
Land Mammals
 
30
Marine Mammals
 
27
Plants / Kelp
 
22
Air
 
21
Birds
 
15
Fish
 
13
Microbes
 
10
Invertebrates
 
9
Insects
 
6
Arachnids
 
5
Fungi
 
5
Atmosphere
 
4
Groundwater
 
4
Amphibians
 
2
Other
 
2
Reptiles
 
1

Unusual or Unexpected Event

Ice / Snow Change
 
231
Extreme Temperature
 
69
Seasonal Timing
 
33
Extreme Precipitation
 
27
Flooding / Draining
 
17
Death / Die-off / Decline
 
16
Permafrost Change
 
16
Erosion
 
15
Unusual Range / Sighting
 
13
Landslide / Avalanche
 
12
Pollution
 
8
Rain on Snow
 
8
Extreme Wind
 
7
Drought
 
6
Glacier Change
 
6
Algal Bloom
 
5
Storm Surge
 
5
Fire
 
5
Unusual Size / Abundance
 
4
Unusual Animal Behavior
 
4
Sea/Land Level Change
 
4
Earthquake
 
3
Deformity / Disease / Injury
 
2
Physical or Chemical Change
 
1
Debris / Trash
 
1
Sinkhole / Crater
 
1
Cyclone / Hurricane
 
1
Pathogen
 
1

Impact on Human Environment

Transportation
 
48
Human Health
 
36
Safety
 
35
Cultural Impact
 
33
Economic Impact
 
31
Buildings
 
30
Sports / Recreation
 
29
Food Security
 
27
Energy
 
14
Water Security
 
13
Harvest Change
 
10
Communication
 
9
Sanitation
 
7
Fisheries
 
6
Livestock
 
6
Conflict
 
5
Agriculture
 
4
TOURISM
 
3
Displacement
 
2
Forestry
 
2
Resilience
 
2
Burial Site
 
1
Water Management
 
1

Year

1 1 1 8 20 66 21 30 1 47 8
 
 
 
 
 
 
 
 
 
 
 
2009 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Month

34 19 23 24 12 15 14 14 18 6 10 15
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Season

WINTER
 
59
SPRING
 
48
SUMMER
 
39
FALL
 
31

Country

United States
 
63
Canada
 
19
Norway
 
9
Svalbard and Jan Mayen
 
6
Finland
 
3
Greenland
 
3
Iceland
 
3
Russia
 
2
Sweden
 
2
Antarctica
 
1
Guatemala
 
1
Nepal
 
1
Spain
 
1
Switzerland
 
1