Big Adventures with Brian Dierker

Evolution of Grand Canyon Science: Jan Balsom

Jan Balsom returns to our podcast to discuss the evolution of archeology in the Grand Canyon. She and Brian chat about the importance of sand in the preservation of sites

Kelsey Pfendler's Record Breaking Row

Kelsey Pfendler returns! She and her fiancee (congrats!) Carlos Andina sit down with Brian to discuss her record-breaking row from California to Hawaii. Please Enjoy Kels

Evolution of Grand Canyon Science: Mike Yard 3

Mike Yard is back for more fish chat! In this episode he sits down with Brian and Steve to talk more about the Humpback Chub and Rainbow Trout populations, the impact of

Evolution of Grand Canyon Science: Mike Yard 2

Mike Yard helps continue our exploration of fishery science in the Grand Canyon. Mike, Steve, and Brian explore the introduction of hoop netting, nuances of tagging and t

Kate Hale

Kate Hale is launching her big adventure down the Great Divide Mountain Bike Route. She and Brian chat about the logistics and gear required for her trip. Enjoy Kate Hale

Evolution of Grand Canyon Science: Rich Valdez

Rich Valdez continues our Evolution of Grand Canyon Science series with an excellent conversation about fish! Join Rich, Steve and Brian as they discuss the Humpback Chub

Evolution of Grand Canyon Science: Mike Yard 1

Welcome to the fishy part of Grand Canyon science. Mike Yard joins Brian and Steve for the first of a few episodes on fish science. Anodes, Cathodes, and hoop nets galore

Evolution of Grand Canyon Science: Matt Kaplinski

Our Evolution of Science in the Grand Canyon series continues with hydrologist Matt Kaplinski. Brian, Steve, and Matt chat bathymetric surveying, sand, water, and boatmen

Evolution of Grand Canyon Science: Dave Topping

Evolution of Grand Canyon Science continues this week with Dave Topping! Dave is a sediment researcher (among other talents). He joins Brian to talk about Glen Canyon Dam

Evolution of Grand Canyon Science: Dave Wegner

Our Evolution of Grand Canyon Science series continues, and this episode is all about water! Dave Wegner joins Brian and Steve for a wide ranging conversation about deadp

Evolution of Grand Canyon Science: Roy Johnson

Roy Johnson kicks off our Evolution of Grand Canyon Science series, and with good reason - he started the whole research project in the first place. Roy sits down with Br

Introducing The Evolution of Science in the Grand Canyon!

Brian Dierker and Steve Carothers are happy to welcome you to The Evolution of Science in the Grand Canyon! This interview series will explore the history of scientific s

Liam O'Neill

Liam O'Neill is a river guide, swiftwater rescue instructer, and much more. He sits down with Brian to talk about growing up in the river community, rafting rivers in Ida

Jimmy Grissom

Jimmy Grissom joins Brian and Glenn Renk in the studio for a chat. Jimmy is a former river guide, upholsterer extraordinaire, and much more. Enjoy Jimmy Grissom! Mention

Phil McNichol

Phil McNichol is a heck of a ski coach. He and Brian chat about how he made his way west for college, drifting into ski coaching, and becoming the ski coach for the US te

Peter Bruce

Peter Bruce just retired from over 40 years of radio broadcasting. He sits down with Brian to chat about skiing, hosting radio shows, the future of AM radio, and more. En

Troy Gillenwater

Troy Gillenwater has got some stories to tell. He sits down with Brian for a wide ranging chat, from Arizona trails to Tibetan rivers and beyond. Enjoy Troy Gillenwater!

Kelsey Pfendler Returns!

Kelsey Pfendler returns with a tale to tell. Last visit, she was preparing for her four-woman row across the Pacific Ocean, California to Hawaii. Now she's back to share

Paul Begovac

Paul Begovac is a former biologist and current master's ski racer. He and Brian chat about their love of skiing, his work in microbiology, and future adventures! Enjoy Pa

Ed Keable Returns

Ed Keable is the current superindendent of Grand Canyon National Park. He sits down with Brian with updates on the new and current projects below the rim. Enjoy Ed Keable