LEO Network

Background Articles

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


1982 Posts


Natural Environment

Ocean / Sea
 
440
Land
 
360
Fish
 
272
Weather
 
269
Surface Waters / Wetlands
 
247
Land Mammals
 
243
Marine Mammals
 
195
Birds
 
153
Invertebrates
 
149
Plants / Kelp
 
144
Air
 
78
Insects
 
64
Microbes
 
60
Groundwater
 
41
Arachnids
 
32
Atmosphere
 
21
Reptiles
 
18
Amphibians
 
17
Fungi
 
11
Other
 
7

Unusual or Unexpected Event

Death / Die-off / Decline
 
347
Extreme Temperature
 
272
Ice / Snow Change
 
247
Unusual Range / Sighting
 
158
Permafrost Change
 
119
Pollution
 
109
Extreme Precipitation
 
108
Deformity / Disease / Injury
 
102
Fire
 
89
Flooding / Draining
 
88
Erosion
 
86
Unusual Size / Abundance
 
85
Pathogen
 
80
Seasonal Timing
 
76
Drought
 
62
Algal Bloom
 
58
Landslide / Avalanche
 
53
Unusual Animal Behavior
 
41
Parasite
 
41
Extreme Wind
 
40
Infestation
 
32
Debris / Trash
 
28
Physical or Chemical Change
 
21
Sea/Land Level Change
 
21
Storm Surge
 
21
Glacier Change
 
20
Rain on Snow
 
18
Earthquake
 
13
Eruption
 
11
Cyclone / Hurricane
 
9
Thunderstorm
 
7
Tsunami
 
7
Sinkhole / Crater
 
5

Impact on Human Environment

Food Security
 
331
Safety
 
265
Human Health
 
259
Economic Impact
 
230
Cultural Impact
 
191
Buildings
 
190
Transportation
 
186
Fisheries
 
137
Harvest Change
 
116
Sports / Recreation
 
104
Energy
 
99
Water Security
 
89
Air Quality
 
53
Sanitation
 
53
Water Management
 
42
Agriculture
 
41
Livestock
 
39
Communication
 
37
Displacement
 
37
Conflict
 
36
Pets
 
31
TOURISM
 
28
Aquaculture
 
24
Forestry
 
19
Resilience
 
15
Burial Site
 
10
Relocation
 
3
Radiation
 
1

Year

2 1 2 1 2 2 3 2 4 4 7 3 13 18 49 170 348 129 178 91 393 219
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1997 2002 2004 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Month

147 97 128 148 139 160 153 162 142 118 132 115
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Season

SUMMER
 
375
SPRING
 
295
WINTER
 
291
FALL
 
279

Country

United States
 
685
Canada
 
153
Russia
 
55
Norway
 
38
Iceland
 
24
Svalbard and Jan Mayen
 
12
Finland
 
11
Sweden
 
11
Greenland
 
10
United Kingdom
 
7
China
 
4
Japan
 
4
Mexico
 
4
Australia
 
3
Greece
 
3
Mongolia
 
3
Switzerland
 
3
Antarctica
 
2
Brazil
 
2
Czech Republic
 
2
Denmark
 
2
France
 
2
Ireland
 
2
Nigeria
 
2
Spain
 
2
Ukraine
 
2
Afghanistan
 
1
Cambodia
 
1
Cape Verde
 
1
Cocos Islands
 
1
Ecuador
 
1
Estonia
 
1
French Polynesia
 
1
Guatemala
 
1
Honduras
 
1
India
 
1
Italy
 
1
Nepal
 
1
Pakistan
 
1
Poland
 
1
Puerto Rico
 
1
Romania
 
1
Saint Vincent and the Grenadines
 
1
Solomon Islands
 
1
Trinidad and Tobago
 
1
Uzbekistan
 
1
Vietnam
 
1