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Wildfire live updates: Air quality warning for Calgary | Alberta wildfires merge, expected to grow​on June 11, 2025 at 2:39 pm

Wind pushed smoke from Alberta and B.C.’s wildfires to Calgary Tuesday night into Wednesday morning, leading to an air quality warning for the city and a large portion of the province. Read More

​An ongoing look at everything you need to know about wildfires in Alberta and Western Canada.   

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An ongoing look at everything you need to know about wildfires in Alberta and Western Canada.

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Wind pushed smoke from Alberta and B.C.’s wildfires to Calgary Tuesday night into Wednesday morning, leading to an air quality warning for the city and a large portion of the province.

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Some of those fires have grown significantly due to the merging of four smaller blazes into two larger ones.

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While some Alberta communities have allowed residents to return, evacuation orders and alerts remain in other places as wind throughout the province hinders firefighting efforts and re-entry plans.

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Fire bans remain in effect for a large part of Alberta, including in all of Rocky View County, as six of the province’s forest areas are considered to be at extreme wildfire risk.

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As of Wednesday morning, there were 59 fires burning in the province, with 23 of them classified as out of control. More than 620,000 hectares have burned in Alberta so far in 2025.

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Fire personnel and aircraft from British Columbia, Yukon, Quebec, Nova Scotia, New Brunswick, Newfoundland and Labrador, Washington State, Oregon, Idaho, Montana and Hawaii have arrived in Alberta to assist with battling out-of-control blazes. Crews from Australia have also been deployed.

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Read on for more of what you need to know about the evolving wildfire situation in Alberta and Western Canada.

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Readers are welcome to share photos, videos and information by emailing submit@calgaryherald.com.

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ADDITIONAL COVERAGE

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9 a.m.

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Some Saskatchewan evacuation orders lifted, Colorado deploys crews to assist

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Residents of Hall Lake, Sucker River, La Ronge and Stanley Mission will be able to return home on Thursday in a phased return of community members.

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The repatriation will begin with healthy individuals in private vehicles, with full community return targeted for Saturday or Sunday, pending transportation and logistics.

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Communities including Stanley Mission, Grandmother’s Bay and Missinipe will continue to experience scheduled power outages until Saturday due to fire-damaged infrastructure. SaskPower crews are working to restore full power.

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Fires in the area remain active and Colorado has deployed crews expected to be assigned to the Pisew Fire near La Ronge.

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Colorado sent one group on Monday with another expected to arrive Friday. Both were deployed as part of the Great Plains Interstate Fire Compact, which includes the province of Saskatchewan and the states of Arizona, Kansas, Nebraska, New Mexico, North Dakota, South Dakota, Wyoming, and Colorado.

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“Compact partners have previously assisted the state of Colorado, and we are pleased to reciprocate during a time when fire activity in Colorado is low,” Colorado Fire said in a social media post.

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8:45 a.m.

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Canadian wildfire smoke causing hazy skies in Europe

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A man sits in front of the Lake of Annecy in a thick mist, as heavy smoke from intense wildfires in Canada has reached France, according to Meteo France, on June 11, 2025. OLIVIER CHASSIGNOLE/AFP via Getty Images

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Wildfire smoke from blazes burning in the Canadian prairie continues to blow across the Atlantic into Europe.

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“Smoke originating from the wildfires in the Canadian provinces of Manitoba and Saskatchewan has been transported across the Atlantic, reaching Europe during the last few days with forecasts showing further smoke transport this week,” said Copernicus Atmosphere Monitoring Service in an update on air quality in Europe.

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An initial plume crossed the Mediterranean region on May 18 and 19, with reports of the smoke reaching Greece and the Eastern Mediterranean. A second, much larger, smoke plume crossed the Atlantic during the last week of May, reaching northwestern parts of Europe on June 1. More smoke is expected to reach the continent in the coming days.

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The smoke will likely be contained to a high-altitude layer of the atmosphere and have little effect on air quality, but could still produce hazy skies and dramatic sunrises and sunsets, according to Copernicus.

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8:30 a.m.

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Sprinkler systems installed in Red Earth Creek

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Red Earth Creek remains under evacuation order as the Red Earth East Complex fire moves towards the community.

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Windy conditions have caused increased fire activity, but crews continue to battle the blaze and put protection measures in place. Sprinkler systems have now been installed and tested in Red Earth Creek, and mulching operations to increase protection are underway, according to the community’s Facebook page.

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Firefighters and heavy equipment continue to work on strengthening containment lines on the northwest corner, and helicopters are bucketing on the east side of the wildfire when visibility allows.

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6:30 a.m.

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Air quality warning issued for Calgary and much of Alberta

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Environment and Climate Change Canada has issued an air quality warning for Calgary and a large portion of the province, with smoke expected to cause poor air quality and visibility.

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The air quality health index in Calgary sat at 10+ at 6:30 a.m. Wednesday but was expected to improve Wednesday night. Air quality fluctuates throughout the day and can be checked at the Environment Canada website.

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The forecast air quality is considered to be high to very high risk and people are asked to consider rescheduling outdoor activities, particularly for the elderly and children or when experiencing a sore throat or coughing.

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Visit Alberta Health Services at albertahealthservices.ca/news/air.aspx  and airhealth.ca for information on how to reduce your health risk and your personal contribution to pollution levels, as well as for current and forecast AQHI values.

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Tuesday

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Alberta fires burn together, expect to get larger

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According to an Alberta wildfire update on Tuesday, two wildfires near the Peerless Trout and Chipewyan Lakes First Nations have merged.

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Peerless Trout First Nations is about 500 kilometres north of Edmonton.

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The fire is expected to grow over the next few days.

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Evacuations have been ordered in Chipewyan Lake Loon Lake First Nation and Red Earth Creek.

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Tuesday

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Two B.C. wildfires turn into one large fire northeast of Prince George

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A picture from June 8 of a wildfire northeast of Prince George that has merged with another wildfire on Monday. B.C. Wildfire Services

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Two fires northeast of Prince George have merged, creating a 129,331.8 hectares wildfire, which is now classified as a fire of note by the province.

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Lighting is the suspected cause of the fire.

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The Pocket Knife Creek fire shut down Highway 97 on Monday, but reopened Monday night.

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The status of the highway can be checked at drivebc.ca.

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The Regional District of Prince George has issued evacuation orders that include portions of Sikanni Chief River, Chicken Creek, Grassy Creek, Trimble Creek, Trimble Lake and Colter Creek.

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An evacuation alert was issued for the following areas:

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  • From a point 1.4 km North of Sikanni Chief Bridge on Hwy 97N
  • Easterly from said point on Hwy 97N 10 km
  • Southeasterly approximately 9.4 km
  • Southwesterly 11 km to a point of intersection with Hwy 97N
  • Continuing southwesterly for 19 km
  • In a Northwesterly direction 12.5 km
  • Easterly 21 km to a point of intersection with Hwy 97N

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Tuesday

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Saskatchewan ombudsman Sharon Pratchler says the province’s attempts to help those fleeing the devastating wildfires in the north are falling short.

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Her office is hearing from people who are waiting days to hear back about getting food and shelter and some are being forced to sleep in their cars, Pratchler told media Tuesday morning.

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She also said aid money being given to evacuees isn’t retroactive to the day they were forced out of their homes.

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She also said aid money being given to evacuees isn’t retroactive to the day they were forced out of their homes.

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— Larissa Kurz, Regina Leader-Post

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Tuesday

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Blueberry Mountain fire evacuation order and alerts updated

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The County of Saddle Hills has updated the evacuation order in relation to the Blueberry Mountain fire, north of Grande Prairie near the B.C. border.

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An evacuation order is in place for anyone located between Range Road 95 and Highway 725, and Township Road 794 and Township Road 802, including Moonshine Lake Provincial Park.

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The following areas are on an Evacuation Alert:

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  • Between Range Road 95 and Highway 725, and Township Road 802 and Township Road 810
  • Between Range Road 95 and Highway 725, and Township 794 and Highway 49.
  • Between Township Road 802 and Highway 49, and Highway 725 and Range Road 82.

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Anyone in these areas should be prepared to evacuate within one hour.

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The evacuation centre is at the Blueberry Mountain Hall.

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Tuesday

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MD of Greenview issues evacuation order

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The MD of Greenview, south of Grande Prairie has issued an evacuation order for people between the Smoky River and Forestry Trunk Road from km 70 to km 126.

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Anyone in the area is asked to take their pets, medications, important documents and food and water for three days and leave immediately.

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The evacuation order is the result of an out-of-control fire burning towards the Forestry Trunk Road.

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Tuesday

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Australian fire crews head to Alberta

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Southern Highlands Firefighters from Australia have been deployed to Alberta to assist in firefighting efforts, the crew shared on Facebook.

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The team said the Canadian Interagency Forest Fire Centre requested Australia’s assistance with specialist incident management personnel and arduous firefighters, and as a result, 96 personnel from Australia will be deployed for five weeks to provide support.

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The official X account for Australia said these contingents build on the countries’ proud cooperation under the Australia/ Canada Memorandum of Understanding on emergency management, but “more importantly, it’s what friends do.”

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Fire personnel and aircraft from British Columbia, Yukon, Quebec, Nova Scotia, New Brunswick, Newfoundland and Labrador, Washington State, Oregon, Idaho and Hawaii have already arrived in Alberta to assist with battling out-of-control blazes.

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Tuesday

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Evacuation order issued for the District of Squamish in B.C.

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The District of Squamish has issued an evacuation alert for some properties in the Brackendale area due to the Dryden Creek Wildfire.

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The alert includes some addresses on Depot Road and Tantalus Road, and 4000 Highway 99. People in the affected area are advised to be prepared to leave on short notice.

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The Dryden Creek fire, burning above the eastern end of Depot Road, has grown to five hectares and is suspected to be human caused.

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Monday

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Wildfire advisory lifted in Conklin

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The evacuation alert and wildfire advisory Conklin has been lifted by the Regional Municipality of Wood Buffalo.

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“Although the evacuation alert has been lifted, all residents should continue to keep informed and be prepared during wildfire season,” RMWB said in a message shared through Alberta Emergency Alert.

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“A fire ban remains in place for the forest areas and communities within the entire municipality.”

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Wildfire threat in the region had earlier affected oilsands sites, leading to an interruption of energy production for a time.

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Monday

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Lac La Biche County cancels mandatory evacuation order

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Lac La Biche County has rescinded its mandatory evacuation order, put in place on June 4, but an evacuation alert remains in place.

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The alert is in effect for southern Winefred Lake and Grist Lake due to an out-of-control wildfire nearby.

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Wood Buffalo is also affected by this alert.

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Residents are advised to be prepared to leave the area on short notice.

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What you need to know about wildfires in Canada

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How bad is the 2025 wildfire season looking?

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With below-normal snowpacks during the winter and predicted summer-time drought conditions hitting various parts of Canada, the wildfire season could be a difficult one. Already, Manitoba and Saskatchewan have declared states of emergency to help protect people from raging flames and significant evacuations of northern communities in both provinces have seen thousands of people forced to flee their homes.

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“This is the largest evacuation in many Manitobans’ living memory and this will require significant resources and co-operation from all levels of government,” says Manitoba premier Wab Kinew. Already, two people have died in wildfires in that province.

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In Alberta, evacuation orders are also increasing in the northern part of the province as out-of-control fires rage.

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Why has Canada already reached the most serious level on the wildfire preparedness chart?

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The Canadian Interagency Forest Fire Centre (CIFFC) has already placed Canada at its highest level — 5 — on the National Preparedness Levels chart.

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“Wildland fire activity is significant within one or more jurisdictions,” CIFFC says. “Firefighters and equipment in every jurisdiction is put to use, and international help has been requested.”

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The Canadian Interagency Forest Fire Centre (CIFFC) in May put Canada at a 5 on its National Preparedness Levels chart. Graphic courtesy CIFFC.

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How do I find the latest wildfire warning levels in western Canada?

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What do the different wildfire statuses mean?

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  • Turned over: Alberta Wildfire says a wildfire is “turned over” when a fire that is under control is given to another agency to extinguish it.
  • Mutual aid: If a fire is a “mutual aid wildfire,” it’s a wildfire that has started in a municipal district and that district’s firefighters may need help fighting it from Alberta Wildfire.
  • Under control: If firefighters and equipment have successfully managed a fire to make sure it won’t grow, it’s classified as being “under control.”
  • Being held: Based on expected weather and the resources already fighting a particular fire, a fire that is “being held” means it’s not expected to spread.
  • Out of control: A wildfire is growing, or expected to grow, and thus its status is one of being out of control.
  • Source: Government of Alberta

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How can I help prevent wildfires?

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The number of wildfires caused by humans vs. lightning strikes has varied over the years, but Natural Resources Canada reports that in 2023 lightning caused about 50 per cent of all fires. Those fires, however, represented, about 85 per cent of the annual area consumed by flames.

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When it comes to human-caused fires, wildfire experts provide some straightforward advice. Start by being familiar with campfire safety. Use designated fire pits and don’t start a fire near an abundance of nearby potential fuel. Keep the fire sheltered from the wind; keep water nearby in case of emergency; and, ensure all fires are extinguished each night.

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If you’re in a rural area, ensure you know how to safely burn vegetation or brush or understand how to use burn barrels.

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Rules for everyone? Don’t flick smoking materials onto the ground or out a vehicle’s window. Obey all fire bans. Avoid use of explosive materials like fireworks.

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If you live in a forested area, ensure you are familiar with the FireSmart guidelines to protect your house, neighbourhood or community. They offer a myriad of tips that can help save properties and lives.

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Additionally, experts suggest all levels of government need to work together to share effective strategies, reduce fuel loads and manage forests responsibly.

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Why does exposure to wildfire smoke cause so much concern?

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More toxic than other sources of pollution, wildfire smoke can cause a range of health effects, from mild coughs, itchy eyes and headaches to dizziness, wheezing, chest pains, asthma attacks, shortness of breath and heart palpitations.

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Smoke is most hazardous to human health when it’s close to the ground, said Natalie Hasell, emergency preparedness meteorologist with Environment and Climate Change Canada.

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“If you have a very stable atmosphere, everything will get concentrated by the surface,” Hasell told Postmedia in an earlier interview.

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“If you have a less stable or even unstable atmosphere, more of it will be mixed, so the concentration at the surface won’t be quite as strong.”

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Smoke forecasters are especially concerned with fine particulate matter in the air because it is small enough to evade our natural defences and reach into our lungs, leading to health concerns.

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“Your eyebrows catch stuff so they don’t end up in your eyes,” Hasell said. “The hair in your nostrils, the mucus lining your respiratory system can capture the bigger pieces, and you sneeze them out or you cough them out.

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“But the very small things can elude those and make it deep into our lungs.”

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In addition to hearts and lungs, wildfire smoke may mess with the human brain, emerging research suggests.

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Fine particulate matter carried in wildfire smoke can enter the brain via the bloodstream, causing inflammation and oxidative stress, a condition resulting from too many cell-damaging molecules called free radicals and not enough antioxidants to mop them up, one theory holds.

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Recently, scientists have linked exposure to wildfire smoke to increased risks for impaired cognitive function, memory loss, greater odds of being diagnosed with dementia and an increase in emergency department visits for anxiety, depression, psychotic episodes and other mental-health problems.
The Air Quality Health Index program for urban pollution and wildfire smoke exists to signal when minimizing exposure to potentially hazardous outside air could be necessary.

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“We issue the messaging to remind people that smoke affects everyone and that there are susceptible people in the population who are more at risk,” Hasell said.

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It might not be readily apparent how dangerous the situation can be for some people when there’s smoke in the air without the presence of nearby fire.

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“It’s certainly an anxiety-triggering phenomenon because fire is bad. We lose things in fires, so we have evolved to react to fire and smoke,” she said.

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“But in some cases, we’re talking about smoke that’s coming from a very far distance, so the immediate fire threat is not there, but smoke itself has risks with respect to health.”

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— Ricky Leong and Sharon Kirkey

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To read in-depth stories about Canadian wildfires check out:

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