Wasps helping slow spread of emerald ash borer in Minnesota
Small wasps target the emerald ash borer at various stages of its life cycle without harming other species.
Watch CBS News
Small wasps target the emerald ash borer at various stages of its life cycle without harming other species.
The Minnesota Department of Agriculture has confirmed emerald ash borer has spread to three new locations in Minnesota, including in Aitkin County for the first time.
The emerald ash borer has been found in a southwestern Minnesota county for the first time.
The project is estimated to cost Maple Grove about $200,000 to $250,000. A treatment for an ash tree in your yard will likely run you a couple hundred bucks depending on the size.
Among the signs that your trees have been infested with emerald ash borer: pay attention to the bark. If it looks like, where the bark should be, it's exposed, that's usually a sign of an infestation. Also if you see small holes drilled into the tree would be another sign.
The University of Minnesota on Wednesday announced a possible path forward in controlling the invasive species emerald ash borer (EAB).
Minnesota communities across the state are receiving funds from the Minnesota Department of Natural Resources to combat an invasive beetle that's killing ash trees.
Agriculture officials say the invasive species emerald ash borer (EAB) has been discovered in southern Minnesota's Rice County.
Only infected trees will be removed. The trees are already dead or dying.
For the first time, emerald ash borer has been discovered in southern Minnesota's Steele County.
Minnesota agriculture officials are placing Nobles County under emergency quarantine after emerald ash borers were discovered in Worthington.
City officials in Minnetonka say that trees along the southeastern border of the city are infested with emerald ash borer.
Minnesota agriculture officials placed Stearns County under an emergency quarantine to limit movement of firewood and ash material after emerald ash borer (EAB) was discovered within the county.
Another reason the cold is good for the lakes is that it helps preserve the ice by giving balance to our warmer winter days.
The Minnesota DNR has new firewood laws for campers and people planning to visit state parks this summer.
Five prominent species of ash tree in the eastern U.S. have been driven to the brink of extinction from years of lethal attack by a beetle, a scientific group says.
Brooklyn Park city officials and the Minnesota DNR have confirmed that at least one tree in the city has emerald ash borer.
The Minneapolis Park and Recreation Board is worried that an insect could lead to a tree shortage throughout the city.
State agriculture officials are recommending an expansion of a proposed emerald ash borer quarantine in northeastern Minnesota.
State agriculture officials say a second infestation of emerald ash borer has been discovered in Duluth.
State officials say they've made the first discovery of emerald ash borer in northern Minnesota — an infestation in Duluth. Minnesota Department of Agriculture staffers found larvae of the destructive tree pest in ash trees on Park Point. Entomologist Mark Abrahamson says the area has been a focus ever since the discovery of EAB just across the border in Superior, Wisconsin, in August 2013.
Washington County has become the 11th Minnesota county to confirm the presence of the emerald ash borer. The Minnesota Department of Agriculture announced Thursday that the invasive species was found in a survey trap at MnDOT's St. Croix Rest Area on Interstate 94.
The City of Plymouth and the Minnesota Department of Agriculture have confirmed the presence of Emerald Ash Borer in at last one tree within the city.
Emerald ash borer has spread to another Minnesota county. The Minnesota Department of Agriculture on Tuesday confirmed an emerald ash borer infestation in Scott County.
A hungry pest that's destroyed millions of trees could be spreading north in Minnesota.
Warm temperatures and rounds of rain are fueling dangerous beach bacteria ahead of the holiday weekend.
Two Minnesota Lynx players have been named starters for the 2026 WNBA All-Star Game.
Scientists at the University of Minnesota say they've made the first synthetic cell that can complete a life cycle, a major breakthrough that could lead to innovation in the medicine and engineering fields.
The CDC is reporting the highest rate of emergency room visits from tick bites since 2017 in many parts of the U.S.
Federal immigration officials are decrying a pardon for a Minnesota man convicted of sexual assault, despite the victim's support for the move.
Warm temperatures and rounds of rain are fueling dangerous beach bacteria ahead of the holiday weekend.
Scientists at the University of Minnesota say they've made the first synthetic cell that can complete a life cycle, a major breakthrough that could lead to innovation in the medicine and engineering fields.
Federal immigration officials are decrying a pardon for a Minnesota man convicted of sexual assault, despite the victim's support for the move.
We have an action-packed weekend, with lots of celebrations in store across the state for the Fourth of July.
On Wednesday, at a session inside the Neighborhood House on Robie Street East, residents in St. Paul shared their concerns. Many highlighted the impacts of rising property taxes.
A 20-year-old man suffered life-threatening injuries Wednesday evening after authorities say he slammed into a deputy's squad car in northern Minnesota.
Police in southern Minnesota say an "armed and suicidal" man fired at police during a traffic stop before shooting himself and being taken into custody early Thursday.
An officer with the Fairmont, Minnesota, police department has been accused of repeatedly sexually assaulting his wife over the last three years.
We have an action-packed weekend, with lots of celebrations in store across the state for the Fourth of July.
In a matter of minutes, a storage shed at Crow River Winery in Hutchinson, Minnesota, went up in flames early Tuesday.
A 9-year-old child died Tuesday evening after drowning in a western Wisconsin water park.
A woman from Eveleth, Minnesota, is dead and a Brooklyn Park man is in custody on suspicion of driving under the influence in a crash Monday evening in Eau Claire, Wisconsin.
A 63-year-old man was killed in a single-vehicle crash Sunday morning in western Wisconsin.
A federal judge ruled ICE failed to show enough evidence to justify holding Salah Sarsour, a legal permanent resident detained for 80 days after speaking out in support of Palestinian rights.
Jim Troupis, Mike Roman, and Ken Chesebro entered not guilty pleas in Dane County Circuit Court on Tuesday to 11 felony forgery charges tied to a scheme to submit false electoral certificates to Congress after Trump lost Wisconsin in 2020.
Baseball fans might remember the Metrodome's iconic blue seats, and now in Atwater, Minnesota, spectators can once again grab a blue seat and watch a game.
Tucked away in the Midway neighborhood in St. Paul is a community treasure many have come to love and respect.
What started as a small fundraiser following one of Joe's surgeries at Gillette Children's has grown into a community tradition that has raised nearly $100,000 for the hospital.
A trip to the video store was once a weekly ritual, and now one Minnesota movie lover is trying to bring that experience back.
Betty and Kermit Eastman, both 99, celebrated their 80th wedding anniversary on June 6 — a milestone so rare that on average only one couple in the U.S. reaches it each year.
Federal immigration officials are decrying a pardon for a Minnesota man convicted of sexual assault, despite the victim's support for the move.
A billion-dollar school fund created when Minnesota became a state could soon send millions more to classrooms across Minnesota.
Budget-strapped Minnesota schools could soon get more financial help.
President Trump just took his new Air Force One jet out for its first official flight amid questions about his finances.
On Wednesday, at a session inside the Neighborhood House on Robie Street East, residents in St. Paul shared their concerns. Many highlighted the impacts of rising property taxes.
Insurance experts say hail damage claims that once averaged $10,000–$15,000 now routinely reach $40,000–$60,000, even as many policies have shifted away from full replacement coverage.
Hundreds of workers, employed by Delaware North Company to serve food and drinks, say they are fighting for livable wages and healthcare benefits.
Target is tapping designer and TV personality Isaac Mizrahi for a newly created role as creative director at large as the discounter aims to reclaim its reputation for stylish clothing on a budget.
Target is voluntarily recalling two types of baby wipes due to concerns that the products may be contaminated with bacteria that may cause "serious and life-threatening infections," the U.S. Food and Drug Administration said on Friday.
The dream of a woman in Minnesota started with excitement, but quickly unraveled into loss after she said she fell victim to a scheme that targeted more than 30 Spanish speakers.
Federal immigration officials are decrying a pardon for a Minnesota man convicted of sexual assault, despite the victim's support for the move.
Police in southern Minnesota say an "armed and suicidal" man fired at police during a traffic stop before shooting himself and being taken into custody early Thursday.
An officer with the Fairmont, Minnesota, police department has been accused of repeatedly sexually assaulting his wife over the last three years.
Surveillance video captured two suspects smashing a window and targeting locked display cases containing the high-value cards at Duck! early Saturday morning.
A group of 15 people accused of conspiring to "violently oppose law enforcement" during Operation Metro Surge pleaded not guilty to federal charges on Wednesday.
Noah Walden says he didn't notice anything unusual while eating. About three days later, he began experiencing stomach pain that continued to worsen over the next several days.
A Blaine woman from Liberia calls herself an accidental inspiration. The busy wife and mother who runs a nonprofit helping children in Liberia started coming to Burn Boot Camp after an emotional slump.
As temperatures climb across the Twin Cities this week, veterinarians are reminding pet owners to keep a close eye on their animals.
A dangerous social media trend is circulating online, and Minnesota health experts are warning parents it involves allergy medication.
The Minneapolis City Council on Thursday voted to overturn a ban on adult bathhouses and sex venues that has been in place for 38 years.
We have an action-packed weekend, with lots of celebrations in store across the state for the Fourth of July.
Tucked away in the Midway neighborhood in St. Paul is a community treasure many have come to love and respect.
Legendary musician Lionel Richie is postponing two upcoming concerts after he cut his performance short in St. Paul, Minnesota, earlier this week.
We have another action-packed weekend with events happening every day all across the state, including plenty of ways to celebrate Pride!
Legendary musician Lionel Richie had to cut his performance short Wednesday night in St. Paul, Minnesota, leaving fans with many questions.
Two Minnesota Lynx players have been named starters for the 2026 WNBA All-Star Game.
Minnesota Lynx rookie Olivia Miles has already earned her spot among the best players in the WNBA, at least according to ESPN.
Taj Bradley struck out 11 to tie his career high, Josh Bell, Kody Clemens and Luke Keaschall homered and the Minnesota Twins beat the Houston Astros 8-3 on Wednesday night.
Pete Prisco of CBS Sports has released his annual list of the 100 best players in the NFL, and only one Minnesota Viking made the 2026 edition. You can probably guess who it is.
Minnesota Lynx superstar Napheesa Collier is one step closer to returning to the court.
One of the most-watched primary match-ups pits Minnesota Lt. Gov. Peggy Flanagan against U.S. Congresswoman Angie Craig in the race for the DFL nomination for U.S. Senate.
With six weeks before the primary, the stakes are building in the U.S. Senate contest contest between two of Minnesota's brightest DFL stars: Congresswoman Angie Craig and Lt. Gov. Peggy Flanagan.
Fifteen people, most of them Minnesotans, were arrested and charged last week, accused of impeding Immigration and Customs Enforcement operations.
Two anti-ICE protesters charged with felonies in federal court tell their story to WCCO's Esme Murphy.
Early voting for the Aug. 11 primary starts this Friday, and one of the most-watched races in Minnesota is the very tight contest for governor on the Republican side.
Baseball fans might remember the Metrodome's iconic blue seats, and now in Atwater, Minnesota, spectators can once again grab a blue seat and watch a game.
It's a lake cruise in the middle of town, and there's more than pelicans on the Pelican Breeze tour in Albert Lea, Minnesota.
Currie, Minnesota, is truly small-town America. The population hovers at just over 200. But on the northern outskirts, you'll happen upon a place with plenty of bells and whistles: End-O-Line Railroad Park and Museum
School's out, summer's here, and if you're heading to the lake on Highway 10, you may just stumble upon hidden treasure.
Nearly 40 years ago, a building was sent over piece by piece from Norway to a farm in Chippewa County, Minnesota. It's one of the only stabburs in the United States.
There's no doubt your air conditioning unit is working overtime this week as oppressive heat blankets Minnesota.
In every corner of the metro, and across Minnesota, you'll find construction crews ripping up roads and rebuilding bridges. WCCO looks into whether the piles of rubble they create can get a second life.
Water beckons Minnesotans this time of year, especially our lakes. But something in it can turn us away, even if other animals and organisms need it.
The latest data shows it's at 331.2 million barrels of oil.
Fifteen Minnesotans charged for conspiracy to impede or injure federal agents are part of what President Trump considers a terrorist group, prosecutors said.
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.
A complex of storms may roll across southern Minnesota Thursday evening into the night, WCCO meteorologist Adam Del Rosso reports.
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.
Expect a hot and dry Thursday before late storm chance develops into Friday, WCCO meteorologist Joseph Dames reports.
Highs will top out near 90, with no meaningful storm risk during the daytime.
Highs will top out near 90, with no meaningful storm risk during the daytime.
A complex of storms may roll across southern Minnesota Thursday evening into the night, WCCO meteorologist Adam Del Rosso reports.
The city, indigenous groups, and park, county, and transit law enforcement are joining forces to crack down on drug dealing in vulnerable areas, with added patrols, cameras, and addiction services.
The Minneapolis Park Board retested the water at Bde Maka Ska and found it safe, but Lake Hiawatha, East Medicine Lake, and Lake McCarrons remain closed due to bacteria.
Bonnie Dehn, with the Minneapolis Farmers Market, shares some Brian and Beth Utecht from Utecht Farm.
From red, white, and blue blooms to easy entertaining essentials, we recently talked with Karen Bachman Thull to find out how Bachman’s has everything you need to create a festive, fun, Independence Day celebration.