Peggy Hodgkins
Science Moab
A podcast exploring the science and learning about the scientists from southeast Utah and the Colorado Plateau. Produced by Science Moab and KZMU.
Where to listen?
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Episodes
Wellspring: A Story of Life & Water on Black Mesa, Part 2 16.06.2026 37:31
Listen in for Part 2 of Science Moab's conversation with Nicole Horseherder, co-founder and Executive Director of Tó Nízhóní Ání (Sacred Water Speaks), a Diné-led nonprofit based on Black Mesa on the Navajo Nation. In this episode, Nicole maps her science communication, advocacy, and policy work in water protection from the earliest days of the N Aquifer education campaign; to the consequential sh...
Wellspring: A Story of Life & Water on Black Mesa, Part 1 02.06.2026 31:47
Across many chapters, Nicole Horseherder has worked at the confluence of water, science, advocacy, and community. As a founding member and executive director of Tó Nízhóní Ání (Sacred Water Speaks), a Diné-led nonprofit based on Black Mesa on the Navajo Nation, Nicole and her team envision a future on Black Mesa where communities exist in harmony with the Diné elements of Life —land, air, water, a...
Life in the Hanging Gardens 07.04.2026 16:45
Join guest host M.A. Russell and botanist and Utah Native Plant Society Vice President Parker James Lloyd for a springtime hike through the canyons of Moab as they chat Utah's native plant biodiversity, marvel at cool botanical adaptations, and visit a hanging garden full of water-loving plants like orchids, monkeyflowers, and the cave-dwelling primrose, Primula specuicola.
Unveiling Ozone 03.03.2026 23:05
There is good ozone and bad ozone. We are discussing the bad ozone today, the one we breathe and can be harmful to our health. Daniel Mendoza, a research associate professor at the University of Utah, discusses the chemistry behind ozone formation, primarily from nitrogen oxides and volatile organic compounds intensified by sunlight. Daniel has started a project to measure air quality and heat in...
A Modern Wonder from Ancient Dunes: The Iconic Navajo Sandstone, Part 2 17.02.2026 22:03
This episode of Science Moab continues the exploration of the Navajo sandstone with Marjorie Chan, Professor Emeritus at the University of Utah. The unique coloration of the sandstone is influenced by iron oxides that have analogies with the iron oxide 'blueberries' found on Mars and have implications for groundwater evidence on the planet. Margie elaborates on the concretions and weathering pat...
A Modern Wonder from Ancient Dunes: The Iconic Navajo Sandstone, Part 1 03.02.2026 21:15
The majestic and iconic Navajo Sandstone has become ubiquitous in scenes from the Colorado Plateau. Margie Chan, Professor Emeritus at the University of Utah, has studied the Navajo Sandstone her entire career and we discuss the deposition and unique features of this Jurassic wind-blown sand. This ancient desert extended across much of Utah, Arizona, and Nevada, and combined different geological s...
PALEONTOLOGY PASSION: A School to Science Story 06.01.2026 20:10
This show is part of a series exploring Science Moab’s School to Science Program, connecting students with scientists in the field, the lab, and beyond. This program began in 2021 and to date has mentored over 57 local students. In this episode, we talk with Chris Moreira, a recent graduate of the Grand County Student Career and Success Center and participant in the School to Science Program. Gues...
Drylands: The Dark Horse of Carbon Cycling 02.12.2025 24:16
Drylands play a critical role in global ecosystems as well as the carbon cycle. We talk with ecologist Brooke Osborne about the fascinating world of biogeochemistry and dryland science. Covering 40% of the Earth's surface and hosting a third of the human population, heterogeneous drylands have low resource availability and therefore are highly sensitive to climatic changes. We discuss Brooke’s ong...
Nanosaurs & Good Lore 04.11.2025 16:08
This show is part of a series exploring Science Moab’s School to Science Program, connecting students with scientists in the field, the lab, and beyond. In this episode, we talk with mentor Emily Lessner, paleontologist for the Bureau of Land Management, and Shadis McDaniel, a recent Grand County High School graduate. Shadis joined Emily on a couple of job shadows, both in the office and in the fi...
The Miracle of Lichen 21.10.2025 23:32
A lichen is a colony of algae or cyanobacteria living interactively with fungus and bacteria in a mutual or symbiotic relationship, but for Steve Leavitt, a lichen is a hotspot of diversity and an indicator of ecological health. Steve is in charge of one of the largest lichen collections in North America at BYU where he teaches and directs the Life Science Museum. But most of all, Steve loves hi...
Eureka at Cisco: Jurassic Mammals 07.10.2025 21:54
Brian Davis, an associate professor at the University of Louisville School of Medicine, loves looking for small fossils. His research focuses on early mammals, particularly teeth, jaws, and skull parts. Brian’s most recent discovery is a mammal fossil quarry in Cisco, Utah, part of the Morrison Formation dating back to the Jurassic period. The site has yielded small animal fossils, including some...
Dieback Dynamics 16.09.2025 21:28
Across the Colorado Plateau, pinyon-juniper ecosystems are facing more and more stress due to increasing heat and aridity. Today we talk with Seth Munson, a plant and ecosystem ecologist with the U.S. Geological Survey Southwest Biological Science Center in Flagstaff, Arizona. Seth’s research focuses on how dryland ecosystems respond to drought, wildfire, invasive species, and land-use to assist l...
Utah's Chinle Formation: Understanding Life in the Triassic 02.09.2025 25:25
Randy Irmis, a paleontologist and curator at the Natural History Museum of Utah, discusses his research on the Chinle Formation, (Triassic, ~201 to 230 million years ago) located in southern Utah. The Chinle Formation is characterized by river and stream deposits in a semi-arid environment, and is rich in fossils including vertebrates, plants, and trace fossils. Despite the historical lack of pale...
Underneath the Rivers: Stewardship of Utah's Sovereign Lands 05.08.2025 21:35
Tony Mancuso is the Sovereign Lands Program Manager for the Green and Colorado Rivers at Utah’s Department of Natural Resources (DNR). His management efforts focus on maintaining the health and navigability of waterways under state jurisdiction, including removing invasive species and restoring natural habitats. Tony talks about specific projects like the New Rapid and Gold Bar side channels aimed...
Creating Water Resiliency on the Navajo Nation 14.06.2025 23:55
Ryan Barton emphasizes the importance of collaboration and negotiation in solving water issues and bringing resilient water systems to the Navajo Nation. As a hydrologist working for the Navajo Nation Department of Water Resources, Ryan has been involved in projects for over a decade including hydrographic surveys, lake capacity studies, and the San Juan River Basin Crop Inventory. Science Moab ta...
Clearing Out the Fuels 03.06.2025 18:11
This podcast concludes a 3-part series on Moab’s creek corridors. The series includes restoration processes on the creeks, stream water gauge science, and this episode, fire fuels mitigation along Mill and Pack creeks flowing from the west side of the La Sal Mountains. Fire risk is high in creek corridors and other overgrown areas. The dense corridors could spread fire quickly through Moab and Spa...
Monitoring Stream Flow 06.05.2025 20:56
It is the mission of the U.S. Geological Survey to monitor water resources across the country. We talk with Chris Wilkowske, a hydrologist with the USGS at the Utah Water Science Center, about the science and methodology of measuring stream flow. We talk about how stream gauges operate and the process of validating and adjusting data, particularly after events like floods. Local examples from the...
Return of the Buffalo 23.03.2025 20:26
Charlie Carpenter, a Braided Science Conservationist with IndigenousLed, discusses their work focused on reintroducing buffalo to Indigenous lands. The process of buffalo reintroduction includes land suitability assessments, political hurdles, and funding challenges. The initiative aims to restore buffalo, a keystone species, to their native habitats, benefiting both Indigenous cultures and ecosys...
Water, Land, and Identity 04.03.2025 27:05
Dr. Karletta Chief, Director of the Indigenous Resilience Center at the University of Arizona, leads initiatives for Tribal water security and community-driven climate solutions. Dr. Chief, a Diné hydrologist and professor, shares how growing up in Black Mesa on the Navajo Nation has influenced her current work. She emphasizes the importance of utilizing traditional knowledge alongside western sci...
Dear Ovis...Volume 1 28.01.2025 23:06
This is a special episode of Science Moab. "Dear Ovis” is taken from a live radio show during a recent Radiothon at KZMU Moab. Host Jordan Lister and local scientist Robin Reibold answer hypothetical science questions from the fourth-grade class at HMK Elementary School in Moab. Robin, a biogeochemist with diverse expertise, addresses interesting scenarios such as what would happen if the Earth we...
Wintertime Stories 07.01.2025 21:04
Not everyone looks at the night sky in the same way. Science Moab talks with Autumn Gillard, the Cultural Resource Manager for the Paiute Indian Tribe of Utah, who shares her passion for the night sky influenced by her grandmother's teachings. We discuss the importance of the night sky in Southern Paiute culture, including its influence on traditional stories, dances, agricultural methods, and eco...
A Day of Science in the Park 20.11.2024 17:37
This show is part of a series exploring Science Moab’s School to Science Program, connecting students with scientists in the field, the lab, and beyond. This program began in 2021 and to date has mentored over 57 local students. In this episode, we talk with mentor Sarah Karinen, botanist and lead technician for the Northern Colorado Plateau Network of the National Park Service, and Maya and Ari J...
Backyard Creek Restoration 05.11.2024 21:52
The town of Moab exists because of the freshwater creeks that come off the La Sal Mountains into the alluvial fan the town was built on. We talk with Kara Dohrenwend about the science and efforts behind revitalizing creek corridors in Moab, including the history, current challenges, and strategic restoration plans for Moab's creeks. A key part of the restoration includes the removal of invasive sp...
Understanding Threats to Old Growth Ponderosa Pines 15.10.2024 20:56
Ray Mesa, near the La Sal mountains on the Colorado-Utah border is notable for its old-growth Ponderosa pines (estimated to be several hundred years old) that are growing in cool drainages amongst pinyon-juniper woodlands. Recent Ponderosa tree mortality raised concerns among land managers and Larissa Yocom, a fire ecologist at Utah State University, began exploring the potential causes of these d...
Collaboration for Preservation 01.10.2024 23:17
The Bears Ears Digital Cultural Heritage Initiative (BEDCHI) is a group of anthropologists, archaeologists, and Indigenous leaders from: three universities, the Navajo Nation Heritage and Historic Preservation Department (NNHHPD), the Zuni Cultural Resources Advisory Team (ZCRAT), the Bureau of Land Management (BLM), the U.S. Forest Service, (USFS), as well as students from Navajo and Zuni communi...
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