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PODCAST

PlanetGeo: The Geology Podcast

Chris and Jesse

A Geology and Earth Science Podcast. Join Chris, an award-winning geology teacher, and Jesse, a geoscience professor, in discussing the amazing features of our planet and their impact on your everyday life. No prior knowledge required. New episodes coming at you every week. Listen, subscribe, share with someone you know!

science earth sciences

All Episodes

48:23

Who Gets Credit?

PlanetGeo: The Geology Podcast ·

2024/10/31

In this episode, we dive deep into the contentious and fascinating world of scientific credit in geoscience. Through engaging stories and discussions, we examine how key discoveries, like continental drift and seafloor spreading, were developed and often led to debates over who deserved recognition. We also explore the roles of lesser-known scientists and the impact of peer review on scientific advancement. Join us as we unravel the complexities of credit and recognition in the scientific com...

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30:05

Moving Boulders - The Geology of Fieldstones

PlanetGeo: The Geology Podcast ·

2024/10/24

Download the CampGeo app now at this link. On the app you can get tons of free content, exclusive images, and access to our Geology of National Parks series. You can also learn the basics of geology at the college level in our FREE CampGeo content series - get learning now!Like, Subscribe, and leave us a Rating!——————————————————Instagram: @planetgeocastTwitter: @planetgeocastFacebook: @planetgeocastSupport us: https://planetgeocast.com/support-usEmail: planetgeocast@gmail.comWebsite: https:/...

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66:29

Inspirational Geology - The Yale Peabody Museum

PlanetGeo: The Geology Podcast ·

2024/10/17

Download the CampGeo app now at this link. On the app you can get tons of free content, exclusive images, and access to our Geology of National Parks series. You can also learn the basics of geology at the college level in our FREE CampGeo content series - get learning now!Like, Subscribe, and leave us a Rating!——————————————————Instagram: @planetgeocastTwitter: @planetgeocastFacebook: @planetgeocastSupport us: https://planetgeocast.com/support-usEmail: planetgeocast@gmail.comWebsite: https:/...

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36:51

Is Geology Getting Worse?

PlanetGeo: The Geology Podcast ·

2024/10/10

In this episode of "Planet Geo," we delve into whether geological events such as earthquakes, volcanoes, landslides, and extreme weather are becoming more common or severe. Through a lively and humorous discussion, including a guest appearance from Joyce!, we explore the statistical analysis of earthquakes over the past 35 years, concluding that large earthquakes are not increasing in frequency or severity. We also discuss the possible impacts of climate change on landslides and extreme weath...

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39:31

The Science of Elevation - Hypsometry

PlanetGeo: The Geology Podcast ·

2024/10/03

In this episode, we delve into the fascinating concept of hypsometry and its applications in understanding Earth's topography. We start with a light-hearted email from a listener, but quickly transition into discussing the principles of hypsometric curves. We break down how these curves provide insights into the distribution and stability of Earth's crust, oceanic and continental. Through our conversation, we explore the role of plate tectonics and erosion in shaping the Earth's surface, maki...

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72:55

Gymnast to Geoscientist - GeoGirl Dr. Rachel Phillips

PlanetGeo: The Geology Podcast ·

2024/09/26

In this episode we engage in a lively conversation with Dr. Rachel Phillips, popularly known as GeoGirl on YouTube. Rachel shares her journey from resisting geology despite her geologist parents, to embracing it due to a chemistry class in college. She discusses her PhD research on ancient ocean chemistry and reveals her recent focus on geoscience education and communication through an NSF fellowship. With insights into her popular YouTube channel, survey findings on geoscience misconceptions...

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43:39

Smash and Grab - How Big of a Sample Do You Need?

PlanetGeo: The Geology Podcast ·

2024/09/19

In this episode, we delve into the fascinating world of geological sampling. We start with a humorous discussion on episode titles and then transition into the complexities of geological sampling, including personal anecdotes about our own experiences and lessons learned. We discuss the importance of sample size, statistical models, and challenges in the field, as well as the significance of detailed documentation and the emotional connection to our rock collections. We also touch on the joy ...

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41:30

The Michigan Basin

PlanetGeo: The Geology Podcast ·

2024/09/12

In this episode of Planet Geo, we delve into the geology of the Michigan Basin, focusing on its formation, sedimentary layers, and economic significance. We discuss the concept of a self-fulfilling prophecy in basin formation, explaining how deposition and subsidence work together to create and deepen basins over time. We also highlight the unique characteristics of the Michigan Basin, including its sedimentary composition, evaporite deposits, and the role it plays in housing aquifers. Additi...

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27:07

The Garnets Have Eyes

PlanetGeo: The Geology Podcast ·

2024/09/05

In this episode, we delve into the fascinating topic of garnet eyes, discussing how these unique geological features form and what they reveal about the history of metamorphic rocks. We explore different types of reaction rims and depletion halos, breaking down the complex processes that create these striking features. We also share personal stories and insights from our own experiences with garnet formations in places like the Tetons and Gore Mountain. Whether you're a seasoned geologist or ...

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39:33

The Geology of Eskers

PlanetGeo: The Geology Podcast ·

2024/08/29

In this episode of PlanetGeo, we delve into the fascinating world of eskers, exploring their formation, significance, and economic importance. We explain how eskers, sinuous ridges formed by pressurized meltwater channels at the base of glaciers, provide crucial geological insights and serve as valuable tools in mineral exploration, such as in diamond mining. We share personal anecdotes and compelling visuals to illustrate how these unique glacial features reveal past glacial activity and hel...

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48:45

Field Observations - a How-To

PlanetGeo: The Geology Podcast ·

2024/08/22

Dr. Jesse Reimink and Chris Bolhuis share their firsthand experiences and insights from recent fieldwork. The episode delves into their fascinating observations and discussions about various geological features, including lava inflation structures, such as tumuli and inflation pits, the stunning landscapes shaped by fjords in Iceland, and the deposits of eskers in the Northwest Territories. They highlight the importance of careful, methodical analysis in geology and discuss how to draw conclu...

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39:38

Columnar Jointing - Icelandic Version

PlanetGeo: The Geology Podcast ·

2024/08/15

Dr. Jesse Reimink and Chris Bolhuis delve into the fascinating geological phenomenon of columnar jointing, sharing insights from Chris's recent trip to Iceland. They discuss the formation, size variations, and unique patterns of these striking hexagonal columns found in basaltic lava flows, addressing questions such as why they form, why some flows exhibit them while others don't, and the conditions that lead to different column orientations. The conversation also covers historical theories a...

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33:31

The Unknown Early Earth - Jack Hills Zircons Part II

PlanetGeo: The Geology Podcast ·

2024/08/08

In this episode, Chris Bolhuis and Dr. Jesse Reimink delve into the intricacies of the Jack Hills zircons from Western Australia, discussing their formation, significance, and the ongoing scientific debates surrounding them. They explore topics like plate tectonics, the age of zircons, and the methodologies used to study these ancient grains, and connect the importance of this research to broader planetary science and philosophical implications.Learn more, and see all the images with exclusiv...

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42:15

The Big Fill Slide - And Landslides Generally

PlanetGeo: The Geology Podcast ·

2024/08/01

In this episode of Planet Geo, Dr. Jesse Reimink and Chris Bolhuis delve into the fascinating and sometimes perilous world of landslides, focusing on a recent landslide known as the Big Fill landslide that occurred in the Teton Pass. They discuss the various triggers and mechanisms behind landslides, including the impact of water, earthquakes, and human activities. The hosts also highlight key historical landslides in the Teton region, such as the Gros Ventre and the Quake Lake slides, and ex...

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31:42

Kickstarting Continents - The Acasta Gneiss Complex...

PlanetGeo: The Geology Podcast ·

2024/07/25

In this podcast episode, Dr. Jesse Reimink and Chris Bolhuis delve into part two of their discussion on Earth's oldest rocks, specifically the Acasta Gneiss. They explore the origin, complex history, and significance of these ancient rocks, including insights from Dr. Reimink's PhD research which suggests an Icelandic rather than subduction zone setting for their formation. The conversation covers the challenges of studying such remote and deformed rocks, the iterative process of geological f...

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30:34

Cave Decorations - Mammoth Size

PlanetGeo: The Geology Podcast ·

2024/07/18

Dive into the fascinating world of Mammoth Cave with Dr. Jesse Reimink and Chris Bolhuis in this episode of Planet Geo. From understanding the types of passageways formed by ancient underground rivers to exploring the intricate and beautiful cave decorations like stalactites, stalagmites, and flowstone, this episode provides a comprehensive and engaging look at one of the natural wonders of the world. Whether you’re preparing for a visit or just curious about subterranean geology, this in-dep...

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32:30

Earth's Oldest Fragments - Jack Hills Zircons Part I

PlanetGeo: The Geology Podcast ·

2024/07/11

In this episode, Chris Bolhuis and Dr. Jesse Reimink dive into the complexities of Zircon grains from the Jack Hills conglomerate in Western Australia—some of the Earth's oldest fragments. They discuss the environmental conditions necessary for their formation and survival, the role of magma differentiation in creating intermediate to felsic rocks, and the geochemical analysis using oxygen and hafnium isotopes which indicate the presence of water on Earth's surface over 4 billion years ago. T...

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33:37

Home Away From Home - The Grand Tetons

PlanetGeo: The Geology Podcast ·

2024/07/04

In this episode of Planet Geo, Chris Bolhuis and Dr. Jesse Reimink dive deep into the geology of the Grand Teton National Park. They cover the park's ancient rock formations, from the Archean gneiss to the granites formed around 2.5 billion years ago. The discussion also explores significant geological events like the Severe and Laramide orogenies, the impact of the Yellowstone Hotspot Track, and the glacial activity that sculpted the dramatic landscapes of the Tetons. Get access to The ...

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46:10

Discovering Earth's Oldest Rocks

PlanetGeo: The Geology Podcast ·

2024/06/27

We now have a live Mobile App for iOS and Android. There you can learn all the basics of geoscience with our CampGeo content, purchase a visual audiobook on the Geology of Yellowstone National Park, and listen to past PlanetGeo episodes! Download now at this linkLike, Subscribe, and leave us a Rating!——————————————————Instagram: @planetgeocastTwitter: @planetgeocastFacebook: @planetgeocastSupport us: https://planetgeocast.com/support-usEmail: planetgeocast@gmail.comWebsite: https://planetgeoc...

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39:34

Making a Mammoth Cave

PlanetGeo: The Geology Podcast ·

2024/06/20

This episode is Part 2 of our Mammoth Cave series - where we discuss the geological setup that enabled creation of the longest cave system in the world. The geology of the region, including the Green River, set the stage for the formation of Mammoth Cave, the largest cave system that has been mapped. Stay tuned for our third installment on Mammoth Cave, where we discuss the cave 'decorations' or mineral formations. We now have a live Mobile App for iOS and Android. There you ca...

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278 results

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