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The LEO Network is a worldwide network of observers and experts that share their observations of environmental change.
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Observations

Our mysteriously shrinking Kenai king salmon
Since Les Anderson landed a 97-pound Kenai king in 1985, the prized fish has been harder to find and smaller. Is there something we all can do to help reverse the trend?
Kenai, Alaska, United States
Alaska Dispatch News

How Alaska's Jay birds spread their seeds
On a recent hike, I heard a volley of high-pitched screams coming from a thick stand of small spruces just beside the trail. They sounded very much like the cries of a red-tailed hawk, but that bird would be highly improbable in such a place and at this time of year (February). Surely it was a Steller’s jay, which is well-known to mimic redtails and some other birds as well.
Juneau, Alaska, United States
JuneauEmpire.com

Amazon Deforestation, Once Tamed, Comes Roaring Back
"A decade after the “Save the Rainforest” movement captured the world’s imagination, Cargill and other food giants are pushing deeper into the wilderness."
Coari, Amazonas, Brazil
HIROKO TABUCHI, CLAIRE RIGBY and JEREMY WHITE

Climate change doubles size of lakes in N.W.T. bison sanctuary, reducing habitat
Fort Providence
CBC News

Manila Clam (Venerupis philippinarum) Die-Off
Manila Clam (*Venerupis philippinarum*) Die-off observed - possibly related to freezing temperatures.
Lummi Bay, Bellingham, Washington (Lummi Nation), United States

Go back to bed! Early-riser bear spotted near Whitehorse
Wildlife officials typically tell Yukoners to keep an eye out for bears coming out of hibernation in April. 'We don't generally get sightings reported this time of year.'
Whitehorse, Yukon, Canada
CBC News

First-ever cases of obesity in Arctic peoples as noodles replace traditional diet
Changes in traditional diet and lifestyle of native ethnic groups in the Yamalo-Nenets region have brought the first cases of obesity. Change in wildlife routes and climate are among factors causing diets to change.
Yamal Peninsula
Siberia Times

Eklutna Glacier, a source of Anchorage drinking water, is disappearing drip by drip
A new study quantifies the rate at which Eklutna Glacier is losing its icy mass. Between 1957 and 2010, the loss of glacier mass averaged 5 percent a year.
Eagle River, Alaska, United States
Alaska Dispatch News

New restrictions made on king salmon fishing in Kenai and Kasilof
he Alaska Department of Fish and Game announced restrictions Thursday for king salmon fishing in the Kenai and Kasilof Rivers. King runs to the Kenai and Kasilof continue their recent trend of expected low returns.
Kenai, Alaska, United States
Alaska Public Media

Whats happening to winter? Unusual warm weather hits N.W.T
It is not uncommon in the Northwest Territories to have a few days of warmer weather here and there throughout the winter season. However, this winter seems to have had a few more warmer days, and more frequently than normal.
Fort Liard, Northwest Territories, Canada
CBC News

With winter back at Kincaid Park, high school skiers experience a brand-new world
At Friday's and Saturday's Cook Inlet Conference championships, they were challenged by some of the toughest courses set for high school skiers in recent years.
Anchorage, Alaska, United States
Alaska Dispatch News

When Their Food Ran Out, These Reindeer Kept Digging
Reindeer are thought to face a grim future as climate change threatens lichen, a key winter food source. But on one Alaskan island, reindeer have found a new food source, making scientists hopeful.
St. Paul, Alaska, United States
NPR.org

Waiting for winter: ice roads mean the North Slope can get to work
Every winter, a massive infrastructure project takes place on the North Slope one thats designed to disappear. Ice roads are built to minimize the oil industrys footprint on the sensitive tundra, and melt away in spring. Many of the oil industrys multi-million dollar projects on the North Slope cant be built until the ice roads are finished each year.
Utqiaġvik, Alaska, United States
Alaska Public Media

A sure sign of spring: Korkeasaari bears wake from winter hibernation
In Finland nothing means spring is around the corner more in the south than news that the brown bears at Helsinkis Korkeasaari Zoo have woken from their winters sleep. Zoo employees say the 16 and 11-year-old females hibernation is increasingly cut shorter as the years pass.
Helsinki, Uusimaa, Finland
Yle Uutiset

WATCH: Rare Sunfish observed in the waters near Bella Bella
Seaforth Channel, British Columbia, Canada
Global News

10 snowmobilers die in thinly frozen lakes in mild Northeast
Albany, New York, United States
Fox News

New whale species discovered in Sri Lankan waters
Accidentally running into a whole new species of whale on the job? For marine biologist, conservationist and educator Asha de Vos, who’s a specialist in Sri Lankan blue whales, it’s all in a day’s…
Sri Lanka
TED Fellows

Warm, wet weather prompts road closures | Yukon News
Record-breaking warm temperatures had some people in Whitehorse basking in the sun over the last few days.
Haines Junction, Yukon, Canada
Yukon News

After die-off, sea stars face uncertain future
Sea star wasting syndrome was first documented in Kachemak Bay in 2014, but it wasn’t until last summer that the mysterious infection began killing sea stars in large numbers.
Homer, Alaska, United States
KBBI

Warm, wet weather prompts road closures
Record-breaking warm temperatures had some people in Whitehorse basking in the sun. In Haines Junction it was raining so hard the sand was washing off the road.
Whitehorse, Yukon, Canada
Yukon News

City councils spending millions on creating snow
Sweden is having another winter without much of the white stuff, but local councils are taking the matter in their own hands.
Östersund, Jämtland, Sweden
Radio Sweden

February 2017 Heavy Rains
Fremantle, Western Australia, Australia

Erosion at Homer Spit is speeding up
Land's End Resort was built more than 50 years ago, and during that time, the Homer Spit has changed dramatically. A change in the direction and intensity of winds may be driving the faster erosion.
Homer, Alaska, United States

Ice cover at sea exceptionally low this winter
Ice cover over Finlands sea areas is very low. Experts warn that the ice is now very thin over sea, and with spring slowly arriving, the situation is not likely to improve.
Tornio, Lapland, Finland
Yle Uutiset

Miserable stretches of trail prompt Iditarod to move race start to Fairbanks
For the second time in three years, the Iditarod Trail Sled Dog Race will move its official start from Willow to Fairbanks due to poor trail conditions that race officials determined unsafe.
Willow, Alaska, United States

Sheriff: Car, Truck Plunge Into Lake Minnetonka Within Hours Of Each Other
The Hennepin County Sheriff's Office reported that two vehicles had plunged into Lake Minnetonka in Minnesota within hours of each other.
Minnetonka Beach, Minnesota, United States
CBS Minnesota (WCCO 830)

‘It was really haunting’: 416 beached whales propel New Zealanders into frenzied rescue mission
The whale stranding was the third largest in New Zealand history, since the country began keeping data in the 1800s.
Farewell Spit, Tasman, New Zealand
Washington Post

Unusually warm ocean temperatures linked to massive Pacific seabird die-off
A year after tens of thousands of common murres, an abundant North Pacific seabird, starved and washed ashore on beaches from California to Alaska, researchers have pinned the cause to unusually warm ocean temperatures that affected the tiny fish they eat.
Whittier, Alaska, United States

Movimientos inusuales de la marea en El Cuyo, Yucatán
El Cuyo, Yucatán, Mexico

Dolly Varden (Salvelinus malma) with deformity
Fish has bend in spine.
Goodnews Bay, Alaska, United States
Alice Julius, Ted Meyers, Jayde Ferguson

Dolly Varden (Salvelinus malma) with Lesions
Lesions on this Dolly Varden or Arctic char are most likely furuncles caused by a common bacterial pathogen called Aeromonas salmonicida.
Goodnews Bay, Alaska, United States
Alice Julius, Ted Meyers, Jayde Ferguson

Logging Crew Mobilizes Near Irreplaceable Wetland, Slated for Site C Flooding
Watson Slough, Peace River region
DeSmog Canada

Abundance of "Oyster Pickers" Black Oystercatchers (Haematopus bachmani)
"I learned from a community member that they haven't seen these type of birds here within town, they usually see them on the islands that surround our cove. With the warming temps. people have noticed more and more different types of birds showing up in our community."
King Cove, Alaska, United States

Heavy snow fears as Fraser Valley prepares for another big dump
With up to 70 cm of snow already on the ground, the Fraser Valley is bracing for another dump of snow and heavy rain as early as Wednesday.
Williams Lake, British Columbia, Canada
Vancouver Sun

Winds challenging Finland’s icebreakers despite record low Baltic ice
Meteorologist Niko Tollman of the Finnish Meteorology Institute confirms that counting up the number of stormy days this past month made January one of the windiest first months of the year over sea areas since 1994.
Oulu, Northern Ostrobothnia, Finland
Yle

Ashfall from Bogoslof Volcano
Dusting of ash reported overnight.
Unalaska, Alaska, United States

People of the sea ice see cracks forming
In Nain, a coastal village in Newfoundland and Labrador, the approximately 1,400 residents rely on sea ice for transportation and traditional activities.
Nain, Newfoundland and Labrador, Canada
Hakai Magazine

Alaska biologists research mystery of declining caribou herd
The size of a large caribou herd in Alaska's Arctic region has dropped by more 50 percent over the last three years, and researchers who have tentatively ruled out hunting and predation as significant factors for the decline are trying to determine why.
North Slope, Alaska, United States
Allied News

Alaska biologists research mystery of declining caribou herd
The size of a large caribou herd in Alaska's Arctic region has dropped by more 50 percent over the last three years, and researchers who have tentatively ruled out hunting and predation as significant factors for the decline are trying to determine why.
Kotzebue, Alaska, United States
Associated Press

Ice of Change - Amid Waterfowl Sightings
No sea ice; hunters say it should not be like this today.
Diomede, Alaska, United States

At Herschel Island, history is eroding
Herschel Island has seen a lot of people come and go. The Inuvialuit have used the place, known as Qikiqtaruk in Inuvialuktun, for at least 1,000 years.
Herschel Island, Yukon Territory, Canada
Yukon News

Canadian Arctic faces threat of coastal erosion
Darren Nasogaluak has an unusual problem.As the mayor of Tuktoyaktuk, a small Inuvialuit hamlet on the coast of the Beaufort Sea, he has had to watch bits of his community wash away over the years.
Herschel Island - Qikiqtaruk Territorial Park, Beufort Sea, YT, Canada
ND Arctic Deeply

Vandalism of mammoth graveyards in Siberia
Unique paleontological sites are facing destruction from gangs seeking to sell prehistoric remains. The hunters are especially active in late summer, when the permafrost retreats leaving mammoth remains more visible.
Zhokhov island
Siberia Times

St. Paul’s fur seal pups at lowest level in 100 years
Scientist Rod Towell has been part of the fur seal counts since 1992. He said the difference at the rookeries is striking. Northern fur seal pup production has hit its lowest level since 1915.
Saint Paul, Alaska, United States
Alaska Public Media

Kenai Peninsula permafrost thawing rapidly
A recent study estimates permafrost coverage on the peninsula has decreased by 60 percent since 1950. Permafrost is usually associated with Northern and Interior Alaska, but it also occurs in isolated pockets in wetlands on the Kenai Peninsula.
Ridgeway, Alaska, United States
KBBI Homer

St. Paul’s reindeer thrive without lichen
As lichen has disappeared, the herd has changed its diet. This adaptation could have global implications for reindeer facing a warming climate.
Saint Paul, Alaska, United States

Permafrost thaw altering chemistry of Yukon River
As Alaska warms and permafrost thaws, the chemistry of the Yukon River's water is transforming chemically, new research from the U.S. Geological Survey shows.
Pilot Station, Alaska, United States

How tundra wildfires could create an unstoppable cycle
The 2007 fire was probably the first for that area in 6,500 years, according to scientific evidence examined later, Higuera said. But the wait for the next big burn won't be nearly as long, according to the evidence gathered in the study.
Anaktuvuk Pass, Alaska, United States

Asian tapeworm found in Alaskan salmon
Scientists recently announced they had found an Asian tapeworm species in pink salmon caught off the coast of the Kenai Peninsula. Listen now
Hope, Alaska, United States

Muuelomuuel (Red Flowering Currant Ribes sanguineum) Flowering
Flowers blooming near the mouth of the Klamath River
Klamath, California, United States

Lowest Temperatures in Years Coming to Southcentral and Interior Alaska
In Anchorage, the temperatures forecast for this week won't come close to breaking any city records, Ahsenmacher said. But they are a departure from years of mild winters that rarely saw temperatures below zero.
Anchorage, Alaska, United States

Fog and cold have created perfect conditions for a frosty Anchorage
After years of low snow and higher winter temperatures, Anchorage once again looks like a real northern city thanks to a heavy layer of frost.
Anchorage, Alaska, United States

Lavado de orilla

Early American Robin (Turdus migratorius) Sighting
A robin was sighted in southcentral Alaska; an early arrival.
Port Graham, Alaska, United States

Desperate exodus of the climate refugees | Letters
Letters: Climate change is driving long-term environmental damage and sudden catastrophes, presenting a global long-term threat to human security
Ulaanbaatar, Mongolia
the Guardian

Snow Storm May Have Saved Dozens of Saimaa Seal Pups
Heavy snows over the weekend are likely to have saved up to half of the rare, endangered Saimaa seal pups being born this winter season from death by exposure or from predators.
Taipalsaari, South Karelia, Finland
yle

Ski Jumpers Finally Compete
It has been three years since the Anchorage ski jumping club has been able to hold our New Year competition.

Seal - Harbor (Phoca vitulina) or Spotted (Phoca largha) with Hair Loss and Skin Infection
Was observed for the first time.
Saint Paul, Alaska, United States
Kathy Burek Huntington, Raphaela Stimmelmayr, Pamela Lestenkof, Gay Sheffield

New Year's storm pummels Bering Strait, St. Lawrence Island
A series of low pressure systems swept through western and northwestern Alaska beginning December 28 until things calmed down on January 2, leaving sections of villages without power and communicat
Bering Sea, Western Alaska
The Nome Nugget

Newtok asks: Can the U.S. deal with slow motion climate disasters?
Newtok, Alaska, United States

Nomads no more: why Mongolian herders are moving to the city
Climate change and the end of Soviet state support have forced 600,000 to migrate to the capital, leaving it struggling to cope.
Ulan Bator, Ulaanbaatar, Mongolia
The Guardian

Warm winter sets back construction of Dettah ice road
Construction is beginning today on the ice road connecting Yellowknife to Dettah on the N.W.T.'s Yellowknife Bay, but a warm November means that it will open in January for the second time since the 2006/2007 season, and the second year in a row.
Yellowknife Ice Road, NWT
CBC

Wild turkey (Meleagris gallopavo) travel corridor along Flambeau River

Warm weather leading to worst Yukon trapping season in years
Whitehorse, Yukon, Canada
CBC

The Detective of Northern Oddities
When a creature mysteriously turns up dead in Alaska—be it a sea otter, polar bear, or humpback whale—veterinary pathologist Kathy Burek gets the call.
Jakolof Bay Alaska, United States
Outside Online

Spotted Seal
La Gi, Bình Thuận, Vietnam

Yukon's wild sheep could be at risk of disease outbreak
The Yukon Fish and Game Association executive director believes it's just a matter of time before a disease outbreak, such as pneumonia, could spread from domestic sheep to wild Dall sheep.
Clinton, British Columbia, Canada

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