LEO Network

Background Articles

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


256 Posts


Natural Environment

Land Mammals
 
256
Land
 
43
Plants / Kelp
 
31
Weather
 
25
Birds
 
23
Marine Mammals
 
22
Ocean / Sea
 
18
Surface Waters / Wetlands
 
17
Fish
 
16
Arachnids
 
15
Insects
 
13
Invertebrates
 
12
Microbes
 
11
Amphibians
 
9
Air
 
8
Fungi
 
7
Reptiles
 
7
Atmosphere
 
3
Groundwater
 
2

Unusual or Unexpected Event

Death / Die-off / Decline
 
61
Unusual Range / Sighting
 
55
Ice / Snow Change
 
31
Pathogen
 
30
Deformity / Disease / Injury
 
27
Unusual Size / Abundance
 
24
Unusual Animal Behavior
 
21
Extreme Temperature
 
21
Seasonal Timing
 
14
Rain on Snow
 
7
Fire
 
7
Extreme Precipitation
 
6
Infestation
 
6
Parasite
 
6
Permafrost Change
 
6
Drought
 
5
Erosion
 
5
Flooding / Draining
 
4
Landslide / Avalanche
 
3
Algal Bloom
 
2
Extreme Wind
 
2
Glacier Change
 
2
Pollution
 
2
Debris / Trash
 
1
Thunderstorm
 
1

Impact on Human Environment

Food Security
 
60
Cultural Impact
 
43
Human Health
 
43
Safety
 
40
Harvest Change
 
28
Economic Impact
 
26
Livestock
 
23
Pets
 
18
Transportation
 
18
Sports / Recreation
 
16
Buildings
 
11
Energy
 
9
Water Security
 
7
Agriculture
 
6
Fisheries
 
5
Forestry
 
5
TOURISM
 
5
Conflict
 
3
Displacement
 
3
Air Quality
 
2
Aquaculture
 
2
Communication
 
2
Resilience
 
2
Sanitation
 
2
Water Management
 
2
Burial Site
 
1

Year

1 1 1 1 1 1 4 8 22 30 21 20 8 56 33 8
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2004 2008 2009 2011 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Month

24 13 19 20 14 17 19 13 24 11 23 19
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Season

FALL
 
40
WINTER
 
39
SUMMER
 
35
SPRING
 
34

Country

United States
 
89
Canada
 
25
Norway
 
9
Russia
 
8
Svalbard and Jan Mayen
 
4
Sweden
 
3
Denmark
 
2
Greenland
 
2
China
 
1
Finland
 
1
Mongolia
 
1
Poland
 
1
Romania
 
1