LEO Network

Background Articles

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


318 Posts


Natural Environment

Fish
 
113
Ocean / Sea
 
113
Invertebrates
 
64
Birds
 
62
Marine Mammals
 
57
Land Mammals
 
50
Surface Waters / Wetlands
 
46
Plants / Kelp
 
40
Weather
 
25
Insects
 
23
Land
 
20
Microbes
 
14
Reptiles
 
8
Amphibians
 
7
Arachnids
 
5
Atmosphere
 
3
Groundwater
 
3
Air
 
2
Fungi
 
1
Other
 
1

Unusual or Unexpected Event

Death / Die-off / Decline
 
318
Extreme Temperature
 
52
Deformity / Disease / Injury
 
44
Unusual Range / Sighting
 
20
Drought
 
18
Ice / Snow Change
 
16
Unusual Size / Abundance
 
15
Pathogen
 
15
Infestation
 
12
Unusual Animal Behavior
 
11
Algal Bloom
 
10
Pollution
 
8
Seasonal Timing
 
6
Extreme Precipitation
 
5
Fire
 
4
Physical or Chemical Change
 
3
Erosion
 
3
Extreme Wind
 
3
Flooding / Draining
 
3
Landslide / Avalanche
 
1
Permafrost Change
 
1
Rain on Snow
 
1
Sea/Land Level Change
 
1

Impact on Human Environment

Food Security
 
107
Economic Impact
 
63
Fisheries
 
63
Cultural Impact
 
55
Harvest Change
 
48
Human Health
 
26
Sports / Recreation
 
23
Safety
 
15
Aquaculture
 
10
Livestock
 
9
Agriculture
 
8
Forestry
 
7
Pets
 
7
Transportation
 
6
Water Security
 
6
Water Management
 
6
Conflict
 
5
Buildings
 
4
Communication
 
3
Air Quality
 
2
Burial Site
 
2
Displacement
 
2
Energy
 
2
Resilience
 
1
Sanitation
 
1
TOURISM
 
1

Year

2 1 1 1 1 1 3 4 9 31 66 27 24 25 68
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1997 2004 2007 2008 2011 2012 2015 2016 2017 2018 2019 2020 2021 2022 2023

Month

20 17 17 16 17 34 21 20 28 24 33 17
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Season

SUMMER
 
67
FALL
 
66
WINTER
 
54
SPRING
 
40

Country

United States
 
102
Canada
 
23
Norway
 
7
Russia
 
5
Iceland
 
3
Japan
 
2
United Kingdom
 
2
Afghanistan
 
1
Australia
 
1
China
 
1
Estonia
 
1
Finland
 
1
Greece
 
1
Greenland
 
1
Guatemala
 
1
Ireland
 
1
Poland
 
1
Puerto Rico
 
1
Spain
 
1
Svalbard and Jan Mayen
 
1