Netting Wasps To Help Fight Emerald Ash Borer
Scientists in Minnesota believe they've found an insect that can do what they haven't been able to do very well -- get rid of the emerald ash borer.
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Scientists in Minnesota believe they've found an insect that can do what they haven't been able to do very well -- get rid of the emerald ash borer.
On a warm spring night, Anoka County homeowners are indoors, spending an evening learning about an insect that's invading their property.
The Minnesota Department of Agriculture has confirmed an emerald ash borer infestation in Anoka County. It says the destructive tree pest was found in an ash tree on private property in the city of Ham Lake.
Since she was a child, the giant ash tree that towered over Rebecca Robinson's small home offered a cool refuge during sultry Midwest summer days. It was the same down her tree-lined neighborhood's block and throughout much of Waterloo, a leafy Iowa city that's home to about 4,000 ashes.
Over the next eight years, the city of Minneapolis plans to remove about 40,000 ash trees from around the city in order to combat the Emerald Ash Borer, a tiny green bug that's responsible for taking down trees that have stood for decades.
Minnesota officials have confirmed trees in Olmsted County are infested with the destructive emerald ash borer. The state Department of Agriculture said Wednesday the county will join Hennepin, Houston, Ramsey and Winona counties in a state and federal quarantine to prevent the infestation from spreading.
Emily from St. Cloud wants to know what happens to all the sandbags after the flooding is over? If the sand isn't contaminated with floodwater, it can be used as fill for things like playgrounds and sidewalks. But in most cases, the sand is contaminated.
Over the next eight years, Minneapolis will remove 40,000 ash trees from parks and boulevards, part of a $9-million initiative that began in January to eliminate the emerald ash borer. The beetle has killed millions of trees in the U.S., and has invaded neighborhoods across the Twin Cities. Ralph Sievert, director of forestry for the Minneapolis Park and Recreation Board, says the idea is to phase them out over a period of time.
Minnesota officials reported success Wednesday in the battle to slow the spread of emerald ash borers, saying stingless wasps released in Great River Bluffs State Park near Winona two years ago are reproducing, which is evidence they're attacking the destructive tree pests.
Before you head to the cabin this 4th of July, the Minneapolis Park Board has an important message. Do not bring any wood you may have chopped from downed trees. They say this is imperative in their fight to stop the spread of Emerald Ash Borer.
Gov. Mark Dayton has proclaimed this week Emerald Ash Borer Awareness Week in Minnesota. The designation is part of a nationwide effort to raise awareness of the destructive nature of the tree pests, and to spread the word about the "three P's of EAB" -- Prepare, Protect, and Plant.
Minneapolis officials are warning homeowners against pruning their ash trees.
Three new emerald ash borer infestations have been confirmed – one in Minneapolis, and two in St. Paul, says the Minnesota Department of Agriculture.
Jason DeRusha replies to your cold weather questions.
An infestation of Emerald Ash Borer looks to dramatically alter the look of Fort Snelling Golf Club. Crews with the city's Park and Recreations Board were scheduled to begin removing about 200 ash trees from the golf course on Monday.
The emerald ash borer has found its way into La Crescent, Minn.
Minnesota is plotting its next steps in the fight to stop the spread of emerald ash borers.
At the University of Minnesota they're studying small wasps to see if they'll survive a Minnesota winter.
Experts will be gathering in La Crosse this week to share the latest information on invasive species.
The winner of Thursday's Celebrity Butter Carving Contest at the Minnesota State Fair? WCCO's very own, Rachel Slavik of course. She effortlessly churned out a replica TV and WCCO 4 logo for the title.
The tree-killing pest – the emerald ash borer – has done serious damage to trees at a local golf course. A new case, the first in 2012, was discovered at Fort Snelling Golf Club near the airport in Hennepin County.
The Minnesota Department of Agriculture hopes trained sniffer dogs can become a new line of defense against the invasive pests, which threaten ash trees across the state and across the country.
Minnesota agriculture officials are encouraged by the initial results of a new way to find emerald ash borers.
In Minnesota, emerald ash borers usually strike the first of May, but not this year. They're actually striking now. Our warm spring has brought the tree killing beetle earlier than usual.
The Minnesota Department of Agriculture is preparing to hang thousands of traps across Minnesota in the hunt for emerald ash borer.
Police are investigating after the owner of a St. Paul restaurant said thieves broke in and stole $1,300 Sunday morning.
Hennepin County prosecutors and state investigators plan to hold a news conference about sex trafficking charges Monday morning.
One month after a fire tore through the Helix Apartments in St. Louis Park, Minnesota, neighbors are still stepping in to help.
Monday will be mostly pleasant and seasonable in the Twin Cities, with rain possible late.
Health Secretary Robert F. Kennedy Jr.'s closed-door research has yet to produce evidence linking vaccines and autism.
Police are investigating after the owner of a St. Paul restaurant said thieves broke in and stole $1,300 Sunday morning.
Hennepin County prosecutors and state investigators plan to hold a news conference about sex trafficking charges Monday morning.
One month after a fire tore through the Helix Apartments in St. Louis Park, Minnesota, neighbors are still stepping in to help.
An investigation is underway after a body in a "severe state of decomposition" was discovered in the waters of Bde Maka Ska late Sunday morning, according to the Minneapolis Park Police Department.
Family and friends are remembering a Twin Cities teenager killed following a crash on a Minneapolis highway last weekend.
More than six fire departments responded in the middle of the night to Kingsway Senior Living, and staff say it took a village to relocate everyone to Belle Plaine High School for temporary shelter.
An individual is dead after a police officer shot at them with their service weapon on the Red Lake Nation Thursday, according to a special agent with the FBI.
Families heading west to the Black Hills this summer might make a stop at the Crazy Horse Memorial near Mount Rushmore. The memorial has a Minnesota connection that tells the story of the site.
More Minnesota communities are parting ways with Flock Safety and dropping the automatic license plate-reading cameras. On Thursday, the Sherburne County Sheriff's Office joined the list and announced they will no longer use the cameras.
WCCO is tracking everything you can go out and do 4 Your Weekend, including a slate of county fairs.
The crash happened at approximately 7:12 a.m. on westbound I-94 at milepost 13 in St. Croix County near Roberts, Wisconsin, according to the State Patrol.
Wisconsin residents headed to the polls Tuesday — or voted early — to have their say in the 2026 primary. Here are live results.
Progressive candidates for governor in Wisconsin and U.S. Senate in Minnesota are making their final pushes ahead of Tuesday's election.
Authorities have released the name of the Madison police officer who shot and killed a 38-year-old Black man last month in Wisconsin's capital city, Madison.
David Crowley, backed by Gov. Tony Evers, faces democratic socialist Francesca Hong in a Wisconsin primary that could signal how far left the Democratic Party is willing to go.
Crews in St. Paul, Minnesota, are clearing out the city's largest encampment on Wednesday.
After officials in Minnesota's capital city announced they would shut down encampments for those experiencing homelessness, the City Council approved more than $1 million to expand capacity at local shelters.
The city of St. Paul, Minnesota, is taking a stand and closing encampments amid growing concerns.
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.
In the aftermath of the primary, Republicans in Minnesota are more optimistic about their November chances than they ever have been.
Health Secretary Robert F. Kennedy Jr.'s closed-door research has yet to produce evidence linking vaccines and autism.
In the aftermath of the primary, Republicans in Minnesota are more optimistic about their November chances than they ever have been.
In the aftermath of the Minnesota Primary, Republicans are more optimistic about their November chances than they ever have been. GOP nominee Michele Tafoya joined Esme Murphy on WCCO Sunday Morning at 10:30 a.m.
Kentucky Gov. Andy Beshear said he hasn't heard back from Sen. Mitch McConnell following formal requests for an update on his health last month amid a weekslong hospitalization.
A Minnesota woman says she fainted, spiked a 102-degree fever, and was hospitalized with sepsis three days after eating a chicken burrito bowl at a Chipotle in Roseville, and genetic testing connected her case to a multistate outbreak, according to a lawsuit filed Tuesday.
Parents will be digging deeper into their wallets this back-to-school season.
Get ready to watch movies and television with clarity like never before. That's how industry experts are describing the latest TV technology now on sale exclusively at Best Buy.
A lottery player in Minnesota won a jackpot of more than $34 million last week, a record for the Lotto America game in the state.
The lawsuit accuses Loon of using "kid-friendly characters" to promote its vapes in flavors such as Cotton Candy, Strawberry Popsicle, Banana Taffy and Blue Razz Slushy.
Police are investigating after the owner of a St. Paul restaurant said thieves broke in and stole $1,300 Sunday morning.
Hennepin County prosecutors and state investigators plan to hold a news conference about sex trafficking charges Monday morning.
The Chisago County Attorney's Office filed a juvenile delinquency petition in connection with the Oct. 25, 2025, crash that happened near the intersection of Stacy and Ivywood trails in Chisago City.
Police in Minneapolis say a man suffered serious injuries in a shooting early Sunday morning on the city's south side.
The family of Kristen and Evie Brown, the victims in Wednesday's double murder-suicide in Hopkins, Minnesota, has released a statement through the Hopkins Police Department.
In a wide-ranging interview with the CBS News partner BBC News, Hunter Biden grew emotional as he discussed his father's condition, describing it as very sad to watch.
Back-to-back tainted food outbreaks have a lot of people asking what's safe to bring home from the grocery store.
A Minnesota woman says she fainted, spiked a 102-degree fever, and was hospitalized with sepsis three days after eating a chicken burrito bowl at a Chipotle in Roseville, and genetic testing connected her case to a multistate outbreak, according to a lawsuit filed Tuesday.
The system uses light tracing and more than 1,500 data points to create a personalized treatment plan.
Two Michigan residents who had "significant underlying health conditions" have died after contracting cyclosporiasis, the Michigan Department of Health and Human Services said.
Hayden Panettiere, who starred in "Remember the Titans" as a child actor and rose to fame in the sci-fi series "Heroes," has died at the age of 36.
WCCO is tracking everything you can go out and do 4 Your Weekend, including a slate of county fairs.
Rod Stewart, who is 81, is recovering from a "routine coronary stent procedure," according to his team. He had been scheduled to perform at the Grandstand on Sept. 1 alongside Richard Marx.
Singers at Eastview High School in Apple Valley, Minnesota, are warming up for their performance on stage with Rock & Roll Hall of Fame band Foreigner.
The Uptown Art Fair kicked off in Minneapolis on Friday afternoon. The event is now closer to Uptown for the first time in two years.
Bryan De La Cruz hit a two-run single in the eighth inning and the Philadelphia Philles overcame a five-run deficit to beat the Minnesota Twins 7-5 and sweep the three-game series.
One of Tommy John's biggest legacies to MLB was his comeback elbow reconstruction surgery that now bears his name.
Joaquín Pereyra scored in the 89th minute and Drake Callender had six saves for Minnesota United in a 1-1 tie with Real Salt Lake.
Olivia Miles had 23 points and eight assists, Napheesa Collier added 19 points and the WNBA-leading Minnesota Lynx beat the Las Vegas Aces 92-87 on Saturday night.
Alec Bohm had five hits, Jesús Luzardo pitched 6 2/3 dominant innings and the Philadelphia Phillies beat the Minnesota Twins 9-1 on Saturday night.
In the aftermath of the primary, Republicans in Minnesota are more optimistic about their November chances than they ever have been.
In the aftermath of the primary, Republicans in Minnesota are more optimistic about their November chances than they ever have been.
The candidates for the Minnesota general election are all set, and the campaigns are shifting into a higher gear.
The Minnesota primary is Tuesday, with the final barrage of political ads in overdrive and candidates making their final pitches.
The Minnesota primary is Tuesday, with the final barrage of political ads in overdrive and candidates making their final pitches.
Keith Richardson is a home brewer and beer memorabilia collector. His collection got so big that, two years ago, he moved everything into an old toy store near downtown Lanesboro and opened the Hammarama Museum and Gift Shop.
Passing trains and scenic bluffs are a big part of Buffalo County, Wisconsin, but in the middle of it all is a garden where creativity and flowers grow together, all courtesy of a man named Herman Rusch.
Thousands of pictures of Split Rock Lighthouse are taken each year. And oftentimes a little island appears in those photos. Ellingsen Island has developed a following of its own.
There's a scenic, nearly century-old spot in St. Cloud, Minnesota, where right now you'll find thousands of flowers in bloom.
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.
As if the constant barrage of political ads wasn't enough, some WCCO viewers are particularly bothered by the language candidates are using.
There's a certain elegance to the common loon. Its black and white plumage carries a gentle sheen of green as though dressed for a formal affair. Subtle colors that allow its piercing red eyes to steal your gaze.
Parents will be digging deeper into their wallets this back-to-school season.
Minnesotans have become quite familiar with drought in recent years. Not only how it affects the water supply, but also the rules that can come with it.
The issue is a major talking point ahead of the midterm elections. Do gas prices actually impact elections?
The Minnesota State Fair has unveiled its new foods for 2026.
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.
Pleasant and seasonable Monday with comfortable humidity and highs in the upper 70s to low 80s, WCCO meteorologist Joseph Dames 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.
Monday will be mostly pleasant and seasonable in the Twin Cities, with rain possible late.
Monday will be mostly pleasant and seasonable in the Twin Cities, with rain possible late.
Monday will be pleasant and seasonable in the Twin Cities.
Pleasant and seasonable Monday with comfortable humidity and highs in the upper 70s to low 80s, WCCO meteorologist Joseph Dames reports.
A vigil for a mom and daughter killed last week at a daycare in Hopkins, a Minnesota girl is in the running for Toddler of the Year and more.
This week, kids are taking a deep dive at Union Depot.
Monday will be mostly pleasant and seasonable in the Twin Cities, with rain possible late.
Residents are still recovering after a massive fire left 100 people without their homes, plus more of the day’s top stories.