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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

December Blossoms of Japanese Flowering Cherry (Prunus subhirtella)
Victoria, British Columbia, Canada

Picking and Eating Blackberries (Rubus armeniacus) in Mid-November in Haida Gwaii

Northern moose migration corresponds with early snow-melt and increased vegetation
Moose and other species have advanced north with warming temperatures. University of Alaska Fairbanks assistant professor of water and environmental research Ken Tape said movement of boreal species into far northern Alaska has corresponded over the last century with earlier snow-melt and river ice out.
Alaska, United States
Alaska Public Media

Warmer Temperatures Affecting Red Elderberry?
Warmer temperatures during this fall/winter seem to be changing there life cycle.
Wrangell, Alaska, United States

Invasive plant discovered near Anchorage’s Potter Marsh
Elodea, a fast-growing leafy plant, is now in a roadside ditch at the marsh, and a response plan is in the works.
Anchorage, Alaska, United States
Anchorage Daily News

Garry Oak (Quercus garryana) Leaves and Flowers Opening in November
Mount Tolmie, Saanich, BC, Canada

Himalayan Blackberries (Rubus armeniacus) Fruit Second Time
Himalaya blackberry is an introduced, perennial, spreading shrub.
Bellingham, Washington, United States

Enormous Poplar Leaves
During the 2012 wind storm, many of the poplars lost branches or their tops. Now leave the leaves are growing back as big as pie plates.
Anchorage, Alaska, United States

A Changing Urban Forest
Since the 2012 wind storm, the forest in Cheney Lake Park has been rapidly transforming from native cottonwoods to a variety of exotic ornamental trees.
Anchorage, Alaska, United States

Unusual Plant - Red osier dogwood (Cornus sericea)?
Plant found in patch of high bush cranberries.
Nulato, Alaska, United States

Septembers Are Changing in Lower Kalskag
Unusually rainy year for Lower Kalskag this year.
Lower Kalskag, Alaska, United States

Northern Birch Tree (Betula papyrifera) Die-off
Yellowknife, Northwest Territories, Canada

Chitemene Farming Has Environmental Consequences
Long-term consequences.
Kawambwa, Luapula, Zambia

Why are Edmonton's birch trees dying?
A study is looking into why birch trees are dying off in the prairies and British Columbia, but a researcher says they can be salvaged.
Edmonton, Alberta, Canada
CBC

Subsistence Harvest Comes Early
Silver salmon, Brant geese and berries.
Nelson Lagoon, Alaska, United States

Strange & Unusual Plants Observed
Strange and unusual plant located in Nulato on northwest bank of the Yukon River.
Nulato, Alaska, United States

Rapid Growth of White Spruce (Picea glauca)
Rapid growth of white spruce over the past three summers observed.
Seldovia, Alaska, United States

Very Vary Berry Land
An abundant harvest of various berries this year.
Toksook Bay, Alaska, United States

Lots of Lake Weeds
A problem for outboards.
Aleknagik, Alaska, United States

Ushak Lake Wildfire
Residents puzzled about origins of underground fire.
Kivalina, Alaska, United States

Invasive Plant - Split Lip Hempnettle (Galeopsis bifida)
Taking over my yard
Kokhanok, Alaska, United States

Spruce Tree (Picea glauca) Tips Reflect Long Growing Season
This is the second year we have noticed that the spruce tips are very long, in fact longer than I have ever seen.

Great Berry Picking
Abundant berry harvest this year in southcentral Alaska

Diseased Fireweed (Chamerion angustifolium)
Disease thought to be caused by mold or an infestation of aphids observed on Bird Ridge along the Seward Highway.
Indian, Alaska, United States

Green Algae In Lake
Unknown species of green algae in a lake near Kongiganak.
Kongiganak, Alaska, United States

High Lake Temperatures
Warm temperatures come early this year.
Spring Park, Minnesota, United States

Tidlig Molte
Vadsø, Finnmark Fylke, Norway

Early Cloudberry (Rubus chamaemorus)
Early Salmonberries (Rubus chamaemorus)
Toksook Bay, Alaska, United States

Blueberries (Vaccinium ovalifolium) Ripe Early!
Blueberries are ripe early!
Nome, Alaska, United States

Tall Fireweed (Chamerion angustifolium)
Palmer, Alaska, United States

Live Oaks (Quercus virginiana) Stranded and Killed by Shoreline Erosion
Nags Head Woods Preserve, North Carolina, United States

Early and Abundant Salmonberries (Rubus chamaemorus)
Early and abundant salmonberries (Rubus chamaemorus)
Toksook Bay, Alaska, United States

Raspberries (Rubus idaeus) are Ripe
Palmer, Alaska, United States

Early Hay (Avena sativa) Cuttings
Early hay crop harvest
Palmer, Alaska, United States

Year of the Salmonberry (Rubus spectabilis)
Seldovia, Alaska, United States

Big Blueberries (Vaccinium ovalifolium), Lots of Them
Plants
Mountain Village, Alaska, United States

Early Fireweed (Chamerion angustifolium) Bloom
Early fireweed (Chamerion angustifolium) bloom

Quite Early for Goatsbeard (Aruncus dioicus)
In Southcentral Alaska

Yellow Fungus (Phragmidium) on Wild Rose and other Plants

Early Breakup Causing Lots of Change
Early breakup brings early arrivals.
Lower Kalskag, Alaska, United States

Ripe Blueberries (Vaccinium ovalifolium) In June!
Ripe blueberries (Vaccinium ovalifolium) in early June?
Fort Wrangel, Alaska, United States

Unknown Purple Plant
Unknown purple plant species.
Kokhanok, Alaska, United States

Early Ripe Blueberries (Vaccinium ovalifolium)
Sitka, Alaska, United States

Very Early Crow Berries (Empetrum nigrum)
Very early berries this year.
Kokhanok, Alaska, United States

Early Blueberries (Vaccinium corymbosum)
Mountain Village, Alaska, United States

Salmon Berries (Rubus spectabilis) Early
Wrangell, Alaska, United States

Spruce Aphid (Elatobium abietinum) Damage
Nuka Passage, Kenai Peninsula, Alaska, United States

Early Growth Of Salmonberries (Rubus spectabilis - Highbush)
Early Growth of Salmonberries (Rubus spectabilis - Highbush)
King Cove, Alaska, United States

Early Salmonberry (Rubus spectabilis) Bloom
Early salmonberry (Rubus spectabilis) boom

Blooming Raspberry (Rubus arcticus) Plants
Blooming Raspberry plants
Bethel, Alaska, United States

Lots of Spruce (Picea glauca) Pollen and Early
Windows have been open during the record heat and the interior of the house is also full of pollen, a thin layer can be seen on the floor near windows. Everyone, even people like myself who rarely experience allergies, are feeling the effects, burning eyes, runny nose, and cough.

Early Rhubarb (Rheum rhabarbarum) Sprout
Mountain Village, Alaska, United States

Spruce aphid (Elatobium abietinum Wal)
Communities on the southern coastline of Kenai Peninsula have noticed changes to trees as a result of the aphid.
Kasitana Bay, Alaska, United States

Alaska birch pollen is getting so bad, even those without allergies might suffer
Spiking levels of birch pollen around much of the state are also being seen during an early spring in Anchorage this week, as doctors deal with an influx of allergy and asthma patients.
Anchorage Daily News

Early Allergy Season
Allergy season happening sooner
Unalakleet, Alaska, United States

Early Birch (Betula papyrifera) Tree Leaves
Early green up following a very mild winter with little snow.
Chuathbaluk, Alaska, United States

Increased Spread of Japanese Knotweed
Sechelt, British Columbia, Canada

Unusual Insect Observed On Willow
On the upper Klamath River
Tulley Creek

Early Bloom of Salmonberry (Rubus spectabilis Highbush) Bushes
Early bloom of salmonberry bushes.
Sand Point, Alaska, United States

Early leafing of trees this spring
Sherwood Park, Alberta, Canada

Early Birch (Betula neoalaskana) Sap
The birch trees are producing sap earlier. (baseline post)

Flora Blooming Early in the Valley
Birch leaves bud early.

Second year of unusual seasonal temperatures: affects black bears and native plant growth?
Whistler, British Columbia, Canada

Salmonberry (Rubus spectabilis) Bloomers
More early bloomers in Southcentral Alaska.
Nanwalek, Alaska, United States

Dandelions (Taraxacum) in Bloom
First dandelions of spring
King Cove, Alaska, United States

March Pollen and Active Honey Bees (Apis)
Warm temperatures drive emergence of early willow buds, pollen and honey bee activity.

50°F in March!
Unseasonably warm in Chistochina.
Chistochina, Alaska, United States

Salmonberries (Rubus spectabilis) in Full Bloom
Salmonberries (Rubus spectabilis) are in full bloom on Baranof Island.
Sitka, Alaska, United States

Early Willow (Salix scouleriana) Bloom
Early Pussy Willows in Denali Park.
Denali Park, Alaska, United States

Early Salmonberry (Rubus spectabilis) and Blueberry (Vaccinium corymbosum) Bloom
Early blooming salmonberry (*was'x'aan tléiGu* and blueberry (*naanyaa kanat'aayi* - Tlingit language) blossoms.
Juneau, Alaska, United States
Jerry Hupp, LoriAnne Barnett, Sudie Hargis

Early Salmonberry (Rubus spectabilis) Blossoms
Early Salmonberry Blossoms in February on Kodiak Island
Ouzinkie, Alaska, United States

Local arborist works to fight desertification |
A resident of the 20th khoroo in Sukhbaatar District, D.Chuluunbaatar, has been planting fruit trees for 20 years.
Sühbaatar, Selenge, Mongolia
The UB Post

Willows (Salix scouleriana) Budding Along Chistochina River
Pussy willows (Salix scouleriana) - a sign of spring in Interior Alaska.
Chistochina, Alaska, United States

Salmonberries (Rubus spectabilis) Blooming In February
Salmonberries (Rubus spectabilis) Blooming in February
Sitka, Alaska, United States

Emerald Ash Borer (Agrilus planipennis)
Brampton, Ontario, Canada

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