LEO Network

Background Articles

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


250 Posts


Natural Environment

Fish
 
250
Ocean / Sea
 
108
Surface Waters / Wetlands
 
59
Invertebrates
 
48
Marine Mammals
 
39
Birds
 
26
Plants / Kelp
 
19
Microbes
 
18
Land
 
16
Land Mammals
 
15
Weather
 
14
Amphibians
 
10
Insects
 
10
Reptiles
 
10
Air
 
9
Arachnids
 
8
Fungi
 
6
Groundwater
 
4
Atmosphere
 
2

Unusual or Unexpected Event

Death / Die-off / Decline
 
117
Extreme Temperature
 
48
Unusual Range / Sighting
 
36
Unusual Size / Abundance
 
28
Deformity / Disease / Injury
 
16
Pollution
 
16
Ice / Snow Change
 
13
Algal Bloom
 
12
Infestation
 
10
Seasonal Timing
 
9
Pathogen
 
7
Unusual Animal Behavior
 
5
Drought
 
5
Extreme Precipitation
 
4
Physical or Chemical Change
 
3
Erosion
 
3
Extreme Wind
 
3
Permafrost Change
 
3
Flooding / Draining
 
2
Glacier Change
 
2
Fire
 
2
Debris / Trash
 
1
Earthquake
 
1
Landslide / Avalanche
 
1
Rain on Snow
 
1
Storm Surge
 
1

Impact on Human Environment

Food Security
 
103
Fisheries
 
78
Economic Impact
 
64
Cultural Impact
 
53
Harvest Change
 
34
Human Health
 
31
Sports / Recreation
 
24
Aquaculture
 
15
Buildings
 
10
Transportation
 
9
Conflict
 
8
Safety
 
8
Water Security
 
8
Livestock
 
7
Water Management
 
7
Agriculture
 
4
Energy
 
4
Pets
 
4
Displacement
 
3
Air Quality
 
2
Forestry
 
2
Resilience
 
2
Sanitation
 
2
Burial Site
 
1
Communication
 
1
TOURISM
 
1

Year

2 1 2 1 1 1 2 4 8 24 55 23 22 11 46 8
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2004 2007 2010 2011 2012 2013 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Month

21 15 14 15 12 22 18 19 20 17 23 15
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Season

SUMMER
 
56
WINTER
 
49
FALL
 
48
SPRING
 
31

Country

United States
 
68
Canada
 
19
Norway
 
5
Russia
 
5
Australia
 
2
Greece
 
1
Greenland
 
1
India
 
1
Nigeria
 
1
Spain
 
1
Svalbard and Jan Mayen
 
1
Sweden
 
1
Vietnam
 
1