![Smoke rises from mutual aid wildfire GCU007 in the Grande Prairie Forest Area](https://assets1.cbsnewsstatic.com/hub/i/r/2024/05/12/247cf85a-2f4d-46ce-b615-86d05a26a7b2/thumbnail/640x360/fd6d16754e0adcd220f8d9e7a10343f7/2024-05-11t193135z-1371736313-rc2nn7ajernk-rtrmadp-3-canada-wildfires.jpg?v=5710b2ed1cee1bdfd30cb9c02455b43d#)
Thousands of Canadians forced to evacuate as massive wildfire burns
The blaze in northeastern British Columbia started Friday and almost doubled in size by the following day, reaching about 4,200 acres.
Watch CBS News
The blaze in northeastern British Columbia started Friday and almost doubled in size by the following day, reaching about 4,200 acres.
"An astonishing amount of smoke gets inside these facilities," said one researcher who spent the past three wildfire seasons collecting data from monitors installed in long-term care facilities.
Volatile organic compounds, or VOCs, in wildfire smoke can get into buildings and remain in the walls and floors for weeks. Some are hazardous to human health.
Smoke from wildfires is not the only reason for poor air quality this year. It turns out, those wildfires created another kind of pollution: Ozone.
As more people across the country are seeing the impact of wildfires and smoke, scientists are turning to the promise of big data, technology and collaboration to keep big fires from spreading.
Smoke from the wildfires raging in Canada in 2023 have affected parts of the U.S. and even traveled across the Atlantic to Europe. Here is the expected forecast for the smoke.
The fires, which are still burning, have brought smoke and hazardous air quality to millions of Americans.
Air pollution takes an $800 billion annual toll on the U.S. economy. Wildfires — worsened by climate change — are making it worse.
Poor visibility is hampering flights across East Coast for second day due to smoke from more than 100 Canadian wildfires.
As cities in the Northeast U.S. reach and even surpass "unhealthy" levels of air pollution, officials are urging people to avoid outside activities. Here's what to know about exercising when air quality is bad.
Does a mask help with air pollution? Here's how to protect yourself from wildfire smoke as Canadian wildfires cause poor air quality in parts of the U.S.
With potentially more smoky days on the horizon, CBS News Colorado spoke with a pulmonologist about ways you can stay safe this summer.
Air quality will suffer through Wednesday morning as more wildfire smoke from Canada is steered into Colorado. The air is particularly unhealthy for people with asthma.
Wildfires burning in Idaho and Montana are pushing a little smoke south into Colorado.
A wildland fire in Jefferson County prompted pre-evacuation notices to be sent to 60 residences in the Mount Lindo and tip of Willow Springs.
Coloradans in the high country and along the Front Range woke up to smoky and hazy skies on Monday.
A wildfire in the San Luis Valley in southern Colorado has burned nearly 200 acres and officials closed Highway 17 as a result.
Residents in Teller County who were evacuated during the High Park Fire can finally return home.
In a pre-emptive strike intended to eliminate trees and grasses in a controlled fashion, fire crews Saturday ignited "burnouts" near homes now threatened by the High Park Fire west of Cripple Creek.
It's now official that the NCAR Fire last month was human-caused.
The grass fire burned just under 10 acres south of the Twin Lakes neighborhood in Gunbarrel.
Following historic wildfires in Colorado, many communities and their fire departments are on heightened awareness when it comes to dry and windy days.
A new fire south of the NCAR Fire burn area in Boulder is forcing trail closures.
Fire investigators determined a down power line started a small wildfire in unincorporated Boulder County.
The 190-acre NCAR Fire in Boulder County is now fully contained.
A 32-year-old Denver woman who believes she was drugged and raped during a "date" with a Denver cardiologist cried on the witness stand Thursday as she recalled blacking out for roughly ten hours after having a drink at the home of Dr. Stephen Matthews.
For a long weekend, just shy of 20 kids will get to spend some time with people just like them, those who were born with a cleft, and many say it's a safe space where they feel comfortable.
Denver Film will be taking over Lakeside Amusement Park for its annual Summer Scream.
Teenagers are digging up City Park this summer as part of the Denver Museum of Nature and Science student scientist internship program.
A former El Paso County deputy has been sentenced after pleading guilty to theft and misconduct charges in what has been an interesting and often confusing series of events that led to Kevin Sypher's arrest.
A 32-year-old Denver woman who believes she was drugged and raped during a "date" with a Denver cardiologist cried on the witness stand Thursday as she recalled blacking out for roughly ten hours after having a drink at the home of Dr. Stephen Matthews.
For a long weekend, just shy of 20 kids will get to spend some time with people just like them, those who were born with a cleft, and many say it's a safe space where they feel comfortable.
Denver Film will be taking over Lakeside Amusement Park for its annual Summer Scream.
Teenagers are digging up City Park this summer as part of the Denver Museum of Nature and Science student scientist internship program.
A former El Paso County deputy has been sentenced after pleading guilty to theft and misconduct charges in what has been an interesting and often confusing series of events that led to Kevin Sypher's arrest.
For a long weekend, just shy of 20 kids will get to spend some time with people just like them, those who were born with a cleft, and many say it's a safe space where they feel comfortable.
In Aurora, a Hispanic marketplace is giving small businesses like La Plaza Colorado a platform.
Investigators determine a bird the caught fire after flying into electrical equipment and that caused last week's brush fire near Byers.
CBS News Colorado First at 4 Anchor Karen Leigh sat down and spoke with Andrew Novic who discussed what all was in store for Summer Scream.
NBA guard Russell Westbrook is expected to join the Denver Nuggets after being bought out following a sign-and-trade agreement for Kris Dunn with the Utah Jazz and Los Angeles Clippers.
NBA guard Russell Westbrook is expected to join the Denver Nuggets after being bought out following a sign-and-trade agreement with the Utah Jazz and Los Angeles Clippers.
The Colorado Rockies are back at Coors Field Friday night and fans will have a new way to eat ice cream.
Mayor Anne Hidalgo declared the Seine river "exquisite" after taking a long-promised dip to show its water is safe for the Paris Olympics.
It was to be a night of nationwide exposure for the rising performer and Colorado native, instead, it drew criticism and expressions of concern.
The lawyers representing former Denver Broncos star Terrell Davis say United Airlines so far hasn't done enough to right what they say was an "injustice" done to their client.
The latest forecast indicates temperatures will likely be warmer than usual for much of the U.S. in August, September and October.
Bob Newhart, who starred in the long-running sitcoms "The Bob Newhart Show" and "Newhart," has died at age 94.
The now-recalled Diamond Shruumz gummies had been sold legally, but testing found they contained an illegal controlled substance.
July is on track to see the fifth consecutive monthly drop in migrant apprehensions along the U.S.-Mexico border.
The gunman, Thomas Matthew Crooks, opened fire from the roof of a building near the rally, hitting Trump in the right ear.
July is on track to see the fifth consecutive monthly drop in migrant apprehensions along the U.S.-Mexico border.
The gunman, Thomas Matthew Crooks, opened fire from the roof of a building near the rally, hitting Trump in the right ear.
Former President Donald Trump is slated to accept the GOP's nomination for president on the fourth and last day of the Republican National Convention.
About 1 in 10 people with student loans have gotten debt relief, according to the Biden administration.
Usha Vance introduced husband JD Vance at the RNC, telling the delegates that when she met him at Yale Law School, his "idea of a good time was playing with puppies and watching the movie 'Babe.'"
For a long weekend, just shy of 20 kids will get to spend some time with people just like them, those who were born with a cleft, and many say it's a safe space where they feel comfortable.
The now-recalled Diamond Shruumz gummies had been sold legally, but testing found they contained an illegal controlled substance.
Public safety and health care organizations are using drones to speed up lifesaving treatment during medical emergencies in which every second counts.
Nearly 7,000 pounds of hot dogs were produced and distributed without being inspected, federal government says.
Children's Colorado is hosting it's annual Courage Classic Bike Tour to raise money for all it's departments.
About 1 in 10 people with student loans have gotten debt relief, according to the Biden administration.
Nearly 7,000 pounds of hot dogs were produced and distributed without being inspected, federal government says.
The dinosaur fossil of a Stegosaurus nicknamed Apex fetched 10 times its estimate at a Sotheby's auction on Wednesday.
The closure of a neighborhood Walmart on East Colfax Avenue and Havana Street left the community without a valued grocery store.
Here's how much EssilorLuxottica is paying for Supreme, the skate brand with a cult following.
A new national study from Prudential Financial shows Gen Xers are struggling to be prepared for retirement.
As temperatures heat up and Coloradans escape extreme weather outside, the heat will also put a strain on air conditioners keeping you cool inside.
Last week was scorching hot in Colorado, so many people were staying indoors and cranking up the air conditioning.
The University of Denver is launching a new certificate program to address affordable housing needs in Colorado.
Right now, Coloradans are struggling to make ends meet, and a nonprofit in Denver is providing opportunities to change that.