Sheen on Mississippi River in Minneapolis prompts investigation
People near the Mississippi River in Minneapolis on Thursday may have noticed an oily sheen on the water. Adam Del Rosso shows what it could be and looks at the health of the water.
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People near the Mississippi River in Minneapolis on Thursday may have noticed an oily sheen on the water. Adam Del Rosso shows what it could be and looks at the health of the water.
Minnesota and nearly two dozen other states sued the EPA Thursday, challenging the repeal of a 2009 finding that carbon dioxide and other greenhouse gases threaten public health.
Environmental advocates are sounding the alarm as a proposal to overturn a mining ban near the Boundary Waters Canoe Area Wilderness in northern Minnesota steps closer to reality.
Last month, congressional Republicans moved closer to lifting a 20-year ban on mining near Minnesota's Boundary Waters Canoe Area Wilderness, pushing a resolution to end the moratorium through the House.
The U.S. House of Representatives is voting Wednesday on a bill that would reverse a 20-year ban on mining in the Boundary Waters Canoe Area Wilderness.
As Christmas trees across the nation come down, a farm in Elk River, Minnesota, is finding a new purpose for the pines.
While peatlands occupy just 3% of Earth's land surface, scientists say they store about 30% of the planet's land-based carbon. That's more than double held by the world's forests, according to the Nature Conservancy.
In Minnesota, scientists say we are sitting on a climate change superhero. Peatlands, a type of wetland, cover more than 10% of the state — that's the most of any in the lower 48. But over time, peatlands have been misunderstood and mistreated. Now, some are trying to change that.
A mining company wants to dig for materials beneath the Mississippi River in Cottage Grove, Minnesota. The proposal is getting plenty of pushback from neighbors and government agencies.
We know forever chemicals, known as PFAS, are a growing concern. That's why the Minnesota Pollution Control Agency wants to get a better idea of just how pervasive they are in our environment. Adam Del Rosso got to learn more this week about their newest way to track them.
Following the accidental draining of a lake at William O'Brien State Park, environmentalists say they have a rare opportunity to rid the lake of invasive greens.
Plastic pollution is a "grave, growing and under-recognized danger" to health that is costing the world at least $1.5 trillion a year, a report in the Lancet medical journals warns
The International Wolf Center in Ely, Minnesota has introduced its two newest ambassador wolves to the exhibit pack.
$2.5 million is going towards trees in the Twin Cities. That money will not only plant new trees but also help to remove hazardous ones.
The incident occurred at Grand Prismatic Spring near Old Faithful as tourists were enjoying a close-up view of the famous and popular hot spring.
We first met Minneapolis grandmother Donna Minter back in April when she started a cross-country bike ride. Thousands of miles later, she's crossed the finish line. Adam Del Rosso explains why she hopes the trip has an impact on everyone.
Every time we take flight, there's an environmental cost. Now, scientists are trying to grow a solution that could also be big business for Minnesota farmers.
Every time we take flight, there's an environmental cost. As WCCO's Erin Hassanzadeh explains, scientists are trying to grow a solution that could also be big business for Minnesota farmers.
A group of high schoolers from diverse backgrounds gathered at YMCA Camp Ihduhapi in Loretto, Minnesota for the SPARKS (Student Peer Adventure and Recreation Knowledge Specialists) Spring Leadership Retreat, where they honed their wilderness skills and developed leadership qualities.
It's that time of year when cottonwood seeds begin floating through the air like summer snow, and HVAC professionals say they're more than just a seasonal nuisance.
State and federal lawmakers are unveiling a mobile unit designed to destroy PFAS and other dangerous chemicals in Lake Elmo, Minnesota.
34 million people live in one of these major U.S. cities that's sinking, new research shows. See if your area is on the list — and how quickly the land is moving.
Forty thousand tulips are blooming right now at the Minnesota Landscape Arboretum in Chaska.
A few years ago, Minnesota set a lofty goal when it comes to protecting the environment. Gov. Tim Walz signed a law requiring utility companies to provide 100% carbon-free electricity by 2040. We wanted to know: Is Minnesota on pace to reach that goal? Good Question. Jeff Wagner explains the innovation keeping the state on track and how you can help
Research shows 1% of the world's rivers are responsible for 80% of all plastic flowing into the ocean.
It's estimated that children playing with fire set more than 20,000 fires every year. On average, the fires they start cause nearly 1,000 injuries and 150 deaths each year.
Wildlife experts say sightings are normal this time of year, with mating season from January to the end of March.
The Minnesota Department of Transportation will tackle over 200 road construction projects this year, with some already underway.
The data shows agents arrested about 3,800 people between Dec. 1, 2025, and March 10.
Ramsey County, Minnesota, health officials say the county had its first case of mumps reported in about five years.
Wildlife experts say sightings are normal this time of year, with mating season from January to the end of March.
The Minnesota Department of Transportation will tackle over 200 road construction projects this year, with some already underway.
Ramsey County, Minnesota, health officials say the county had its first case of mumps reported in about five years.
According to spokesperson Sgt. Garrett Parten, officers have found tablet devices in some stolen vehicles that can be used in conjunction with a generic key fob to get a car started.
Kenneth Johnson was working with two students on March 13 when he came across a crash near 25th Street and Portland Avenue.
The Moorhead Police Department says Colton Long Jr. was last seen on Feb. 23 wearing a black coat, blue sweatshirt and dark blue jeans.
Authorities are investigating after a man and a child were found dead of gunshot wounds inside a northwestern Minnesota residence Monday afternoon.
Around 2,000 acres at Camp Ripley in north-central Minnesota have burned due to a wildfire that broke out in the area on Sunday, officials with the military training center said.
A Minnesota singer has made the big time, signing his first record deal after 43 years in the music business.
A fast-moving wildfire — fueled by wind gusts reaching nearly 60 mph — tore through dry grass Saturday afternoon in southwestern Minnesota, spreading rapidly and threatening dozens of homes before crews could get it under control.
A suspect is in custody after a "written threat" led to the brief evacuation of a church in Hudson, Wisconsin, Tuesday morning.
Chesney the kangaroo jumped an eight-foot fence to escape his petting zoo in Wisconsin, spending three days on the lam.
Wisconsin lawmakers are taking a shot at expanding sports betting in the state.
A Wisconsin legislator has pleaded no contest to a misdemeanor count of disorderly conduct in connection with a bitter feud with her caucus over resolutions honoring Hispanics.
As the war in Iran evolves, National Guardsmen from Wisconsin are being recognized for what they are doing in the Middle East.
Mackenzie Reed, head custodian at Shakopee East Middle School, has painted large-scale murals throughout the building she once attended as a student, creating a more welcoming space for current students.
Kristi comes to the Salvation Army not only to get food, but to shine her light. She talks with and encourages people waiting in line.
The way Mary Hernandez describes it, the effort to keep families off the street in Shakopee, Minnesota, is like trying to keep your head above water.
Deputy Fire Marshal Shawn Johnson, 61, died March 5 after a two-year battle with job-related cancer, the Minnetonka Fire Department announced.
The Minnesota Department of Corrections says 95% of all incarcerated individuals will eventually be released from prison. The DOC says it does all it can to help people transition back into the community as productive citizens.
The data shows agents arrested about 3,800 people between Dec. 1, 2025, and March 10.
The federal government says they were after the "worst of the worst," but less than a quarter of the people arrested during the Operation Metro Surge in Minnesota were convicted criminals.
President Trump is planning to deliver a prime-time address Wednesday night to "provide an important update on Iran," the White House said, as the president faces critical decisions in the monthlong war.
The cost of gas continues to rise as the war in Iran continues. In Minnesota, the average is now $3.42 a gallon. The national average passed four bucks for the first time since 2022. Are those high prices driving up the budgets of our public services? Frankie McLister found out.
Many businesses are still feeling the impact of Operation Metro Surge, even though it began winding down six weeks ago.
Your car isn't the only vehicle that needs gas. It's a huge budget item for Minnesota fire departments, police and mass transit.
As we all pay more to fuel our cars, drivers might miss the savings hidden right at the pump. It comes down to timing, then adjusting your routine.
With the national average for gas prices around $4, the timing is especially concerning for the floral industry amid the height of Easter and Passover preparations.
A DFL senator argues that President Donald Trump's decision to allow prediction market sites in all 50 states means Minnesota should regulate sports betting rather than leave it uncontrolled.
Minnesota lawmakers and grocery store workers are joining forces to push for legislation to tackle surveillance pricing.
According to spokesperson Sgt. Garrett Parten, officers have found tablet devices in some stolen vehicles that can be used in conjunction with a generic key fob to get a car started.
A suspect is in custody after a "written threat" led to the brief evacuation of a church in Hudson, Wisconsin, Tuesday morning.
Minnesota GOP State Rep. Elliott Engen said he was "sober cabbing" Rep. Walter Hudson and another passenger when he was arrested on suspicion of driving while impaired last week, according to a White Bear Lake police report.
Lawyers for the man charged with killing Charlie Kirk are citing a federal agency's report in questioning the link between a bullet from his autopsy and a rifle found near the scene.
A 36-year-old "No Kings" counterprotester has been accused of filming a demonstrator's child before punching the child's father in Bloomington, Minnesota, on Saturday, according to court records.
Ramsey County, Minnesota, health officials say the county had its first case of mumps reported in about five years.
The Supreme Court's 8-1 ruling siding with a Colorado counselor who claimed the state's restriction unconstitutionally censored her conversations with young patients does not immediately strike down Minnesota' law.
The produce section at grocery stores is packed with nutrient-dense foods. Certain fruits and vegetables, in particular, are packed with fiber, and a new diet trend has people "maxxing" out on it.
Deputy Fire Marshal Shawn Johnson, 61, died March 5 after a two-year battle with job-related cancer, the Minnetonka Fire Department announced.
Sacramento-based Sutter Health announced plans to acquire Minneapolis-based Allina Health, promising a $2 billion investment in Minnesota and Wisconsin, but healthcare unions say workers weren't consulted.
A Las Vegas performer has sued Taylor Swift over the title of her hit album "The Life of a Showgirl," alleging it violates the performer's trademark.
A Minnesota singer has made the big time, signing his first record deal after 43 years in the music business.
The price hike raises the cost of the standard plan with ads by $1 per month and the cost of the standard and premium plans by $2.
Three of the most iconic '90s music groups are joining forces at this year's Minnesota State Fair.
Afroman spoke to CBS News after he won the case, which tested the limits of parody and the license artists can take in social commentary directed at public figures.
Get your taste buds ready for another season of Twins baseball. The home opener is Friday, but on Tuesday, the team revealed its new foods.
For many, the Minnesota Vikings' signing of Kyler Murray signaled a premature end to the team's quarterback competition. But head coach Kevin O'Connell isn't ready to publicly crown anyone yet.
Tiger Woods was arrested last week in Florida and charged with driving under the influence after a vehicle crash.
The Minnesota Twins will take on the Tampa Bay Rays on Friday for their 2026 home opener, with a new manager and plenty of accompanying fanfare.
Minnesota star guard Anthony Edwards scored 17 points playing 23 minutes in the Timberwolves' 124-94 win over the Dallas Mavericks on Monday night coming off the bench, though that wasn't the original plan.
One of the most heated issues remains immigration, where Craig has walked back her support for the Laken Riley Act.
With the DFL nominating convention just eight weeks away, polls that have come out show Peggy Flanagan in the lead for U.S. Senate over Angie Craig.
A DFL senator argues that President Donald Trump's decision to allow prediction market sites in all 50 states means Minnesota should regulate sports betting rather than leave it uncontrolled.
A DFL senator argues that President Donald Trump's decision to allow prediction market sites in all 50 states means Minnesota should regulate sports betting rather than leave it uncontrolled.
Young mothers working as Minnesota state senators are trying to change a system that was never designed to include them, saying their workplace is not allowing them time and space to breastfeed their infants.
Opening Day for the Minnesota Twins is almost here. And across town, the St. Paul Saints are getting ready for their season, too, with some added history.
The Nuss Collection is home to a lot of vintage trucks.
Denis Doyle was born in Kilkenny, Ireland. He emigrated to the U.S. and in 1856, Doyle traveled to Le Sueur County. Other Irish immigrants joined Doyle and the town was born.
One of the oldest operating theaters in the Midwest is in danger of closing its doors for good.
In St. Louis Park, Minnesota, there's a place where you can find radio and television technology that's nearly a century old — and it still works.
It's estimated that children playing with fire set more than 20,000 fires every year. On average, the fires they start cause nearly 1,000 injuries and 150 deaths each year.
As we all pay more to fuel our cars, drivers might miss the savings hidden right at the pump. It comes down to timing, then adjusting your routine.
The produce section at grocery stores is packed with nutrient-dense foods. Certain fruits and vegetables, in particular, are packed with fiber, and a new diet trend has people "maxxing" out on it.
Minnesota's recent swing from heavy snow to record heat is a recipe for rocky roads.
Heavy snow followed by bitter cold hit Minnesotans with a double whammy of winter. The good news is spring-like weather is right around the corner, but its quick arrival could spell trouble for homeowners.
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Minnesotans got a great view of the northern lights Tuesday night.
A look at the newest addition to the polar bear population at St. Paul, Minnesota's Como Zoo.
From food shelves to school programs, our team is proud to serve where it matters most.
The Minnesota State Fair has unveiled its new food, drinks and vendors for 2025.
WCCO meteorologist Chris Shaffer says tomorrow will be quiet before a storm system arrives in the evening, bringing a rain/snow mix.
In Minnesota, weather can be all over the place. Here at WCCO, we want to give you what you need to prepare for what's happening next.
WCCO meteorologist Chris Shaffer says tomorrow will be quiet by day with a mostly cloudy sky and highs near 45.
After a couple of abnormally warm days in the Twin Cities, Tuesday will be noticeably cooler, says NEXT Weather meteorologist Chris Shaffer.
Wednesday will be quiet by day with a mostly cloudy sky and highs near 45, WCCO meteorologist Mike Augustyniak reports.
WCCO meteorologist Chris Shaffer says tomorrow will be quiet before a storm system arrives in the evening, bringing a rain/snow mix.
Investigators say several recent Twin Cities grassfires likely have a similar suspect: children. In Good Question, Jeff Wagner explores why it's often kids who ignite the flames.
A close call for a west metro family and their pets. Their two dogs came face-to-face with a coyote right in their backyard. City officials say these sightings are increasing. Ubah Ali shows you what to do if you have a similar run-in.
MnDOT announced construction is about to close Highway 280 for several months. It's one of the main routes to a major Minnesota attraction. Ashley Grams is here to explain the impact
The federal government says they were after the "worst of the worst," but less than a quarter of the people arrested during the Operation Metro Surge in Minnesota were convicted criminals.