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Dive into the complete episode list for Climate Cast. Each episode is cataloged with detailed descriptions, making it easy to find and explore specific topics. Keep track of all episodes from your favorite podcast and never miss a moment of insightful content.

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TitlePub. DateDuration
‘Fingerprints of a warming world’ evident in Minnesota climate trends26 Sep 202400:04:37

Minnesota’s climate continues to shift. The trend toward warmer winters and more erratic precipitation patterns continues.


“What we see globally and what we see right in our own backyards are the fingerprints of a warming world,” Heidi Roop, the Director of Minnesota’s Climate Adaptation Partnership, said.


She added that we should expect these extremes to continue.


“If we look out towards the end of the century, some of our future climate models show that our spring-time precipitation could be as much as 40 percent wetter and our summers around 20 percent dryer.”


She spoke more about Minnesota’s climate trends with MPR News Chief Meteorologist Paul Huttner.

Climate advocates support Walz, but Harris-Walz climate platform still unclear20 Sep 202400:04:23

Climate advocates are showing strong support for Gov. Tim Walz’s vice presidential campaign. They point to his record.


“Walz was responsible, or at least, signed into law several climate action bills that are progressive no matter which state you live in,” said Kristoffer Tigue, who wrote about Walz’s climate record for Inside Climate News. “That includes a law from 2023 which requires Minnesota utilities to produce 100 percent of their electricity from carbon free sources by 2040. He also signed several other bills that do a lot to advance the effort to slow down climate change.” 


Tigue joined MPR News chief meteorologist Paul Huttner to talk about Walz’s record in Minnesota and what that might mean for the Harris-Walz ticket.


“A lot of advocates and political analysts believe that the Harris-Walz ticket will probably walk a line that’s similar to what Biden has been doing in his last couple of years as president, which is taking kind of a moderate approach, trying to appeal to a broader audience, rather than appeasing a smaller, more progressive climate constituency,” Tigue said.


But there’s not a lot to go on.


“Both Walz and Harris have largely refrained from talking about climate change since announcing their campaign together, but in the debate with former President Trump earlier this month, Harris did address climate change, and the two have since released a platform, though the details on policy are still pretty slim,” she said.


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

Dams across the Midwest are aging, putting them at risk from the effects of climate change12 Jul 202400:04:41

Climate change-enhanced rainfall events threaten nearly 92,000 dams across the U.S. and many are over 100 years old — including dams in Minnesota.


Climate reporter Kristoffer Tigue wrote about aging dams and the risk for extreme rainfall for Inside Climate News.


Tigue joined MPR News meteorologist Paul Huttner to explain how extreme weather events pose a threat to dams in Minnesota and the Midwest.


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

Lakes could help harness large amounts of clean energy from the sun using floating solar panels 27 Jun 202400:04:32

Lakes are a part of Minnesota’s Identity. 


While the thousands of lakes are cherished for their recreational accessibility across the state, some of those pristine bodies of water could — one day — help generate a vast amount of clean energy through solar power.


Matt Simon wrote about floating solar panels for Grist. Simon talked to MPR News meteorologist Paul Huttner about floatovoltaics.


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

How do you define clean energy? Minnesota climate group working on answer 20 Jun 202400:04:35

Last year, the Minnesota Legislature passed a law requiring the state’s electrical utilities to transition to 100 percent carbon-free energy sources by 2040. 


That means replacing power sources that produce carbon dioxide such as coal and natural gas with renewable sources such as solar, wind, hydropower and biomass.


But how do you define “carbon-free” and what guidelines will be used to make sure utilities are meeting that standard? “We’re really hoping that carbon-free actually means carbon-free,” said B. Rosas, a policy manager with the advocacy group Climate Generation.


Rosas talked to Paul Huttner about the organization’s efforts.


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

Drought-free, but for how long? How climate change affects dry and wet trends in Minnesota13 Jun 202400:05:21

Recent abundant levels of rainfall across the state have pulled Minnesota out of drought for the first time since June 2022.


Will this rainfall pattern continue? And how are Minnesota’s precipitation swings a symptom of climate change? 


Kenneth Blumenfeld with the Minnesota State Climatology Office talks about recent rainfall across the state and explains how both dry and wet patterns — sometimes lasting several months — are connected to climate change. 

What to know about Minnesota's new e-bike rebate program06 Jun 202400:04:12

Looking to buy a new e-bike?


Well, the Minnesota Department of Revenue has a new rebate program to help with the costs.


Assistant Commissioner Sarah Bronson from the Department of Revenue talks through details of the program and how to apply.


Lawmakers pass much needed permitting reforms for clean energy projects as session wraps23 May 202400:04:20

The 2024 Minnesota Legislature session is a wrap. So, what got done this year with climate progress in Minnesota?


Walker Orenstein is a reporter for the Star Tribune. He says the changes to the permitting process for clean energy projects passed by lawmakers is a major step forward.

The impact of building codes on climate change16 May 202400:04:41

Heating and cooling our homes and buildings in Minnesota contribute about 40 percent of our state’s greenhouse gas emissions. What opportunity exists to reduce our carbon footprint by updating our building codes?


MPR News correspondent Dan Kraker wrote about that recently and shared his key takeaways.

A U of M scientist is using leaf glow to better track climate change09 May 202400:04:27

A scientist at the University of Minnesota may have found a better way to track the effects of climate change on Arctic and boreal regions like northern Minnesota where temperatures are rising at some of the fastest rates in the world.


Rui Cheng, a professor in the Department of Bioproducts and Biosystems Engineering at the University of Minnesota, is behind the research on using leaf glow to monitor vegetation dynamics.


While not visible under natural light, leaf glow can be detected using remote sensing and can provide important information about the health of Arctic-boreal ecosystems.


Cheng shared more about the research on this week’s Climate Cast.

Report shows Minnesota is leading the way in clean energy transition02 May 202400:05:08

Renewable energy sources provided 33 percent of Minnesota’s electricity last year, which is 10 percent higher than the national average according to a new report.


So, what’s next for Minnesota’s clean energy transition?


Amelia Cerling Hennes, managing director of public affairs for Clean Energy Economy MN, shared more about the state’s clean energy progress.

CNN chief climate correspondent on finding hope in a world of climate change26 Apr 202400:04:39

“I’m sorry we broke the sea and sky and shortened the wings of the nightingale. I’m sorry that the Great Barrier Reef is no longer great, that we value Amazon much more than the Amazon.”


Those are the words of CNN’s chief climate correspondent Bill Weir from his new book called “Life as We Know It (Can Be).” He wrote it as a letter to his 4-year-old son River to read in the future.


It’s a future where he hopes we’ve fixed our broken climate.


Bill Weir, who began his career in Austin, shared more about the book on this week’s Climate Cast.

Methane is rising as a potent greenhouse gas12 Sep 202400:04:47

A new report from the Global Carbon Project finds several sources of methane gas are on the rise.


Sahrah Kaplan, climate and science reporter for the Washington Post says the powerful greenhouse gas is “the fastest way to heat the planet and we’re doing that at an ever accelerating rate.”


Kaplan wrote about the Global Carbon Project report and joined Climate Cast to explain how agriculture as well as human influence are contributing to the rise in this potent greenhouse gas. 


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

As hurricanes get more powerful, some scientists suggest a new category six18 Apr 202400:04:45

Hurricanes are getting so strong that some scientists say we should add a Category 6 to the Saffir-Simpson hurricane scale.


That’s out of a recent study in the journal Proceedings of the National Academy of Sciences looking at the link between stronger hurricanes and climate change.


Senior Climate Reporter Andrew Freedman wrote about it for Axios.

Climate denialism mapped to geography and political affiliation11 Apr 202400:05:03

A recent study shows nearly 15 percent of Americans “do not believe in climate change.”


So, what drives climate denialism in the U.S.?


Joshua Newell is a professor and co-director of the Center for Sustainable Systems. He was one of the authors of this research and broke down his findings.

Red and blue pitches for electric vehicles?04 Apr 202400:04:28

Electric vehicle dealers right here in Minnesota are using different strategies to convince prospective buyers from different political affiliations.

New study shows climate change is already affecting food prices28 Mar 202400:04:45

A new paper shows increasing global average temperatures and more intense and frequent heat waves are already driving up the prices of food and other goods.


To talk more about climate change and inflation is the lead author of that research, Maximilian Kotz with the Potsdam Institute for Climate Impact Research in Germany.

Record-breaking ocean temperatures21 Mar 202400:04:47

Earth’s oceans have been reaching record-warm temperatures. Every day for the last 12 months.


What is happening? How much is climate change driving the temperature spike? And how concerned are climate scientists?


University of St. Thomas Professor John Abraham, one of the world’s leading ocean temperature researchers, talks about it.

The green energy gridlock at the Capitol15 Mar 202400:04:39

More than 25 percent of Minnesota’s electricity now comes from renewable sources like wind and solar.


Despite the progress and growth of green energy, there’s still a backlog of projects waiting approval is slowing the growth of clean energy in Minnesota. A new proposed bill being considered by the state would streamline the permitting process.


Reporter Kristoffer Tigue wrote about this topic for Inside Climate News.


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

Forecasting a record-breaking winter07 Mar 202400:04:38

Minnesota’s warmest winter on record was literally off the charts in several metrics.


Just how unique was this winter? And how is our shifting climate impacting our daily weather forecasts?


Pete Boulay is with the Minnesota State Climatologist Office. He keeps track of weather and climate records around Minnesota.

What an unseasonably warm winter will mean for farmers this year29 Feb 202400:04:55

The warmest winter on record has also brought some of the lowest snow cover on record to much of Minnesota.


What does the lack of snow mean for Minnesota’s soils and farmers this year?


Jeff Strock is a professor with the University of Minnesota Southwest Research and Outreach Center.

Climate scientist Michael Mann wins defamation lawsuit against conservative bloggers22 Feb 202400:04:26

Well-known climate scientist Michael Mann recently won a million-dollar lawsuit against conservative bloggers.


Mann alleged that he was defamed by the bloggers who said the climatologist “molested and tortured data.”


So what precedent could this case set?


Leigh Currie, the Director of Strategic Litigation with the Minnesota Center for Environmental Advocacy, breaks down what his win could mean for climate science.

Super current El Niño and climate change hit the Galapagos Islands16 Feb 202400:04:52

Locals in the Galapagos say climate change and the current Super El Niño could be affecting the marine life and climate there.


The Galapagos Islands sit on the Equator in the eastern Pacific Ocean, just west of Ecuador at the confluence of three major ocean currents.


MPR meteorologist Sven Sundgaard just returned from the islands on a trip where he got a first-hand look at what’s happening.

Author of ‘The Parrot and the Igloo’ examines the history of climate change deniers05 Sep 202400:04:53

David Lipsky, author of “The Parrot and the Igloo: Climate and the Science of Denial,” talks about the history of climate change and those who deny the science behind human-caused climate change. 


To hear the full conversation, click play on the audio player above or subscribe to the Climate Cast podcast.

New ‘green bank’ for climate projects set to launch this year08 Feb 202400:04:19

Minnesota’s first-ever “green bank” launches this year. The Minnesota Climate Innovation Finance Authority will distribute funding for green energy and other climate-friendly projects. The first projects from the $45 million pool could be funded early this summer.


For more on the green bank is Pete Klein, interim executive director for the Minnesota Climate Innovation Finance Authority.

Report pushes for more EPA regulations of carbon capture projects01 Feb 202400:04:46

A proposed carbon capture pipeline across the Midwest by Summit Carbon Solutions is awaiting approval from Iowa and other states. Minnesota approved the permit for it last year.


The five-state, $5.5 billion pipeline system would capture carbon dioxide from ethanol plants and send it to North Dakota for underground storage.


As more places, including ours, pursue carbon capture projects, what rules and monitoring mechanisms need to be in place to make sure things work as intended to reduce greenhouse gas emissions?


Eric Schaeffer is Executive Director with the Environmental Integrity Project, which just released a report on the current federal rules for carbon capture projects — and what might be missing.

Data confirm trend of warming global temperatures in last ten years25 Jan 202400:05:02

Last year was by far the warmest year on record globally. National Oceanic and Atmospheric Administration (NOAA), the National Aeronautics and Space Administration (NASA), and European datasets all confirm the numbers. That means the 10 warmest years on record globally are the past 10 years.


How do climate scientists explain this unprecedented warming trend?


Jared Rennie is a research scientist with NOAA's National Centers for Environmental Information and he discussed what we should take away from the numbers.

Take a tour of a fully electric and energy efficient home18 Jan 202400:05:38

Minnesota officials have set an ambitious goal for the state to be carbon-neutral by 2050.


And our Getting to Green series has been digging deep into stories of the clean energy transition. What opportunities and obstacles lie on the path to reach a carbon neutral Minnesota milestone?


MPR News correspondents Dan Kraker and Kirsti Marohn guest hosted a series of conversations to talk to experts and listeners about our state's energy future.


As a part of that reporting, they toured the home of William and Kristin Mroz-Risse which is now fully electric and more energy efficient. Kristin works for the Minnesota Pollution Control Agency as the GreenStep Cities and tribal nations coordinator. William works in the renewable energy sector.

Northfield's new housing development tackles homelessness, poverty and climate change12 Jan 202400:04:58

A housing project that tackles homelessness, poverty, and climate change all in one.


That’s the goal of Hillcrest Village in Northfield, Minnesota. It’s an emergency shelter and supportive housing development – powered entirely by the sun.


Scott Wopata is Executive Director at Community Action Center, which was behind the project.

Minneapolis looks to fund climate action through minor hike in gas and energy bills21 Dec 202300:05:26

Anyone getting gas and electricity service in Minneapolis will see an estimated one dollar increase in their bills come next year.


The money from the slight hike is meant to go towards helping people weatherize their homes and programs to reduce carbon emissions.


It’s a part of the city’s Climate Legacy Initiative and officials say it will raise an additional $10 million each year starting in 2024 for climate action.


Dave Orrick wrote about the plan for the Star Tribune and broke it down on Climate Cast.

St. John's student reflects on experience at COP2807 Dec 202300:04:53

The United Nations 28th global climate conference, also known as COP28, just wrapped up in Dubai.


And this year a group of 20 students from the College of St. Benedict and Saint John’s University got to observe the heated discussions about climate change and fossil fuels.


Finn Dolezal was a part of that group. He’s a sophomore majoring in economics and minoring in math at Saint John's. He shared more about his time at COP28.

U of M scientist advocates for developing countries at global climate summit07 Dec 202300:04:55

A major focus of this year’s global climate summit, COP28 or the Conference of the Parties, is the Loss and Damage Fund which was established at last year’s conference.


The idea behind it is for developed nations to financially compensate developing countries dealing with the harmful — and very costly — impacts of climate change.


On the first day of this year’s conference, global leaders agreed to operationalize that fund with some countries pledging as much as $100 million right away. The U.S. plans to contribute $17.5 million if Congress gives the green light. Still, some say a lot more will be needed — hundreds of billions more.


Nfamara Dampha is a research scientist at the University of Minnesota’s Institute on the Environment and he’s taking part in the discussion at COP28 as a delegate for the Gambia. Last year, the small country was hit with its largest rainfall in more than thirty years, causing more than $125 million in damage.


As these climate events continue, Dampha says developed countries not only have a legal responsibility to help vulnerable countries but also a “moral and ethical responsibility”.

U.S. report includes calls for Indigenous leadership and self-determination to fight climate change30 Nov 202300:04:56

The fifth National Climate Assessment came out last week. It’s an important report that lays out the impacts of climate change across the U.S.


In it this year is a chapter on the specific ways climate change affects indigenous communities — and why indigenous leadership and self-determination are essential for addressing the climate crisis.


One of the authors of that chapter is Mike Dockry, an assistant professor with the University of Minnesota Department of Forest Resources. He specializes in Tribal and Indigenous Natural Resource Management. He gave us a closer look at the chapter on Climate Cast.

Minnesota initiative looks to boost production of sustainable aviation fuel16 Nov 202300:04:29

10 percent of U.S. transportation greenhouse gas emissions come from plane travel according to the Environmental Protection Agency.


But a first-of-its kind initiative is looking to slash those numbers by creating a hub to scale the production of Sustainable Aviation Fuel (SAF). Estimates show that SAF can reduce the lifecycle carbon emissions of flying by more than 80 percent.


Peter Frosch is CEO of the Greater Minneapolis St. Paul Regional Economic Development Partnership, one of the partners involved in the effort.

Climate change a factor in spread of bird flu that's keeping birthing cows out of State Fair22 Aug 202400:04:42

The State Fair gates are open – but there’s a noticeable absence in the Miracle of Birth Center: birthing cows and newborn calves


It’s all due to the spread of avian flu, also known as bird flu or H5N1. So how serious is the spread of avian flu, and what does climate change have to do with the spread of viruses between species? 


Izzy Ross is a climate solutions reporter for Interlochen Public Radio and wrote about the threat of bird flu spreading to dairy cows for Grist. Ross stopped by Climate Cast to talk about the link between bird flu and climate change.

Groups call for greater federal oversight of insurance industry10 Nov 202300:04:21

Insurance losses from climate-enhanced extreme weather disasters are changing the insurance landscape.


And this week, several groups have sent a letter to Treasury Secretary Janet Yellen and the Financial Stability Oversight Council to call for greater federal oversight of the insurance industry in light of soaring disaster costs.


Anne Perrault, finance policy counsel with advocacy group Public Citizen, shared more about the asks.

Farming in the face of climate extremes02 Nov 202300:04:48

President Biden made a visit to Minnesota farmers this week to highlight investments in our region’s rural economy.


But with climate change-driven weather whiplash the last few years, how are our local farmers really doing?


Dan Guenthner runs Common Harvest Farm near Osceola, WI. He spoke about the challenges of farming in the face of climate extremes.

Climate change is wreaking havoc on the global insurance market26 Oct 202300:04:49

Climate change is wreaking havoc on the global insurance market. That’s the takeaway from a piece in Grist that points out natural disasters now cost the U.S. insurance industry $100 billion a year.


Lois Parshley wrote about the trends in the first of a 4-part series for Grist.

Climate change has some moving to the Midwest19 Oct 202300:04:51

Go Midwest, young man?


That’s the title of a recent piece in Time Magazine that touts the Midwest as a place people will likely move to in the future. So which factors make the Midwest a potentially attractive place to relocate?


 Alana Semuels, the author of that piece, shared more about her findings.

Follow Minnesota's green transition with MPR News Getting to Green series12 Oct 202300:05:17

Minnesota leaders set an ambitious goal to be carbon-neutral by 2050. What will it take to carry out Minnesota’s green energy transition?


Here at MPR News we’re tracking Minnesota’s clean energy progress, in a series called Getting to Green.


We talk about it with MPR News reporters Dan Kraker and Kirsti Marohn.

As new farm bill gets drafted, some hope for changes to support sustainable farming05 Oct 202300:05:17

Congress is due to pass a new farm bill this year. This major piece of legislation sets the rules for all things food and agriculture for the next five years.


While it’s still yet to be written, some say the bill needs to bring changes to conservation programs and crop insurance to help farmers become more resilient to climate change.


Michael Happ is with the Institute for Agriculture & Trade Policy and he’s been looking at the bill.

The growing climate concern of water vapor28 Sep 202300:04:47

An increase in water vapor in the atmosphere is driving more extreme weather around the world.


How is that playing out here in Minnesota?


John Abraham, Thermal Sciences Professor and Mechanical Engineering Program Director at University of St. Thomas, shared more about the little known but growing climate concern.

United Nations calls for urgent action to protect children's rights21 Sep 202300:04:19

The Minnesota Pollution Control Agency is expanding its electric school bus program using three million dollars from the state’s settlement with Volkswagen over exaggerated fuel efficiency claims.


This round of funding will cover the costs for eight more school buses and there will be future rounds in the near future. In addition, the Minnesota Department of Commerce and the Environmental Protection Agency will run separate pools of funding for electric school buses.


Brian Timerson, who oversees the program for Minnesota Pollution Control Agency, shared more about the opportunities available to switch to electric school buses.

Farmers drained jaw-dropping amounts of water from Minnesota aquifers in 202114 Sep 202300:04:48

Drought and the nation’s hunger for mouth-watering french fries led large farms to pump significantly more groundwater than they’re allowed.

Some yellow school buses are turning green this school year07 Sep 202300:04:17

The Minnesota Pollution Control Agency is expanding its electric school bus program using three million dollars from the state’s settlement with Volkswagen over exaggerated fuel efficiency claims.


This round of funding will cover the costs for eight more school buses and there will be future rounds in the near future. In addition, the Minnesota Department of Commerce and the Environmental Protection Agency will run separate pools of funding for electric school buses.


Brian Timerson, who oversees the program for Minnesota Pollution Control Agency, shared more about the opportunities available to switch to electric school buses.

Woman takes French oil company to court for mother’s death15 Aug 202400:05:43

Recent abundant levels of rainfall across the state have pulled Minnesota out of drought for the first time since June 2022.


Will this rainfall pattern continue? And how are Minnesota’s precipitation swings a symptom of climate change? 


Kenneth Blumenfeld with the Minnesota State Climatology Office talks about recent rainfall across the state and explains how both dry and wet patterns — sometimes lasting several months — are connected to climate change. 

Cargo ship sets sail with 'WindWings' created by Minnesota's Cargill31 Aug 202300:04:39

Minnesota-based Cargill has developed modern sails they’re calling ‘WindWings’ that allow giant cargo ships to harness wind energy.


Last week, the first ever vessel outfitted with the giant 123-foot sails embarked on a test journey from China to Brazil. It’s said the sails could help the ship dramatically slash its fuel costs and greenhouse gas emissions.


Andrew Freedman from Axios shared more about the innovation and what it’ll take to decarbonize the marine shipping industry.

Federal commission takes steps to speed up grid interconnection process24 Aug 202300:04:39

For the U.S. to meet its climate goals, we need more clean energy projects — projects that require space on the electrical grid.


The trouble is: there’s a massive backlog. Some wind and solar projects have been waiting for years to be connected to electric grids. Now the Federal Electric Regulatory Commission (FERC) is taking action to speed up the connection process.


Jeff St. John wrote about the changes for Canary Media, a newsletter focused on solutions to the climate crisis.

Montana youths win case against the state for climate change harms17 Aug 202300:05:08

A legal victory this week for 16 young people who sued the state of Montana over their right to a “clean and healthful environment,” as laid out in the state constitution.


The plaintiffs argued that the way Montana greenlights fossil fuel projects violates that right — and the judge agreed. It was a first-of-its-kind trial and a first-of-its-kind win.


So, what’s next?


Amanda Eggert is a reporter with the Montana Free Press and she broke down the ruling for this week’s Climate Cast.

Rulemaking process underway for new environmental justice areas10 Aug 202300:04:37

A rulemaking process is underway by the Minnesota Pollution Control Agency for a law passed this year aimed at addressing health inequities in disenfranchised communities.


The legislation carves out specific environmental justice areas and it could mean more Minnesota businesses will have to undergo a pollution analysis before getting permits within these regions. Maps sketching out these newly designated areas were released last month. The regions cover all of the Twin Cities as well as large swaths of Rochester and Duluth.


The MPCA has opened a public comments period between July 24 and Oct. 6 as it works to figure out the criteria for determining which businesses will need to carry out a ‘Cumulative Impacts Analysis’.


MinnPost reporter Walker Orenstein spoke with MPR News Chief Meteorologist Paul Huttner about the latest developments.

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