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hatrack

(59,587 posts)
Mon Feb 19, 2024, 10:17 AM Feb 19

If You Liked Last Summer, You'll Love This Summer - 100s Of Zombie Fires Still Burning Across Canada



Even in the dead of Canada’s winter, the embers of last year’s record-setting wildfire season remain. So-called zombie fires are burning under thick layers of snow at an unprecedented rate, raising fears about what the coming summer may bring. People driving on the highway through the town of Fort Nelson, British Columbia (BC) in the winter can easily see – and smell – the clouds of white smoke flowing from the soil around them.



Sonja Leverkus, a firefighter and scientist who is local to the small north-eastern BC town, recalled driving during a snowstorm in November, but the snowfall didn’t look white. Rather, she said, it was blueish-grey because of the smoke in the air. “I’ve never experienced a snowstorm that smelled like smoke,” said Ms Leverkus, who has lived in northern BC for more than 15 years. These plumes were still visible into February, she added, even on bitter cold days when temperatures had plummeted to -40C (-40F).

The Fort Nelson smoke is the result of zombie fires – also called overwintering fires. They are flameless smoulders that burn slowly below the surface, and are kept alive thanks to an organic soil called peat moss common in North America’s boreal forest and to thick layers of snow that insulate them from the cold. These fires are not unusual. In the past 10 years, British Columbia has, on average, seen five or six that continue to burn during the cold months, experts say. But in January, the province saw an unprecedented peak of 106 active zombie fires, raising concern among fire scientists about what these smoulders will mean for the upcoming wildfire season.

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EDIT

Another reason, Prof Flannigan said, is the extreme drought that the province has been dealing with over the last two years. As of February, most of BC has been under medium to extreme levels of drought, per the province’s drought map. Like the zombie fires, the drought, too, has been noticeable, said Ms Leverkus. When out in the forest last summer, she said she noticed that a creek that used to flow freely is now “just puddles”

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Left, New York. Right, Blade Runner 2049.

EDIT/END

https://thinc.blog/2024/02/17/if-you-liked-last-summer-youll-love-this-summer/

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If You Liked Last Summer, You'll Love This Summer - 100s Of Zombie Fires Still Burning Across Canada (Original Post) hatrack Feb 19 OP
Last summer when I drove to and from Springfield, Ohio from Columbus on both sides ... Botany Feb 19 #1
And I'm in New York and there was a clearly visable haze here as well Rhiannon12866 Feb 19 #2
This needs more media visibility. JudyM Feb 20 #3

Botany

(70,506 posts)
1. Last summer when I drove to and from Springfield, Ohio from Columbus on both sides ...
Mon Feb 19, 2024, 10:38 AM
Feb 19

… I 70 it looked like thousands of campfires were burning because the smoke was from ground
level and up to 100 feet or so. Those areas in Canada that were burning should never have been
burning like they were @ the forest floor level because boreal or taiga ecosystems should nave a
snow pack for 5 + months of the year and soaking wet the rest of the year. It is covered with
moss, ferns, rotting wood, ponds, rivers, lakes, wet leaf litter, and surface moisture when not
covered with snow. I hope those areas get some more snow now.

Btw the people who saved Yellowknife in the NWT last summer are real heroes.

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