Today's question is about a huge pile of what turns out is not exactly dirt. It's actually a new specialty landfill at the center of a years long controversy over what we do with some of the stuff we throw away and who bears the environmental cost. Learn more now on The Big Why.

Have you ever looked at a mountain and wondered why there were trees on one side but none on the other? Or noticed different species growing on opposite sides? Well, you barked up the right tree. Find out how trees choose sides in the mountain face off, right here on The Big Why.

People have lived in Big Sky Country for a little more than 10,000 years. But living things creeped and crawled and swam around here for hundreds of millions of years before then. A Big Why listener wanted to know when life showed up in the place we now call Montana.

Libraries do more than just lend books. They offer community events, classes, access to computers — and they help preserve cultural knowledge. But, public funding is being slashed, delayed or taken back as the Trump Administration works to cut government programs. After recent federal cuts, one listener wants to know what’s going to happen to rural museums and libraries across the state.

Public media faces its most urgent threat yet. Congress will soon vote on whether to eliminate $1.1 billion in already-approved funding. Visit Protect My Public Media to learn how to call your representatives and voice your support for public media.

A state program lets Montana nonprofits design special license plates to help raise funds for their organization. There’s an option for any charismatic Montana animal, university sports team or social cause you want to support. There are also three versions of a 'Don't Tread on Me' plate. One listener wants to know why. MTPR's John Hooks has the story behind the state's 200 license plate options – including the most popular choice.

This week’s topic comes from a listener who asks, ‘Why is there no hog industry in Montana?’ While Montana famously has more cows than people, as we dug into this question, we found out that pigs are a big deal in Montana.

In 2023 the Blackfeet Nation released bison into the Chief Mountain area along the border of Glacier National Park. The release was part of a plan to build a free roaming herd in a place bison had been absent from for more than 100 years. One listener wants to know where those bison are now.

In the '90s, whirling disease hit trout populations hard in Montana, at one point leading to a 95% decline in rainbow trout in the Madison River. It sparked concern among biologists, anger in tourist towns and even played a role in a murder mystery novel. It also inspired this week's question: What's happening with whirling disease and other threats to trout?

When voters authorized the Montana Lottery in 1986, the promise was that lottery revenues would be used for education funding. Now, with schools facing budget woes and lawmakers debating funding bills, one listener wants to know if this gamble is paying off.