Open your heart and mind to Cambodia with Sam & Sela as they dive into open conversations with the trailblazers and rising talents of this rapidly developing Southeast Asian country. Prepare to be entertained, enlightened, and inspired as this dynamic duo (a Ghanaian and Khmer-American living in Phnom Penh) explores Cambodia’s growing industries, from music, art, culture, creators and more. Expand your mind and discover new perspectives on the Open Mind Podcast. Open Mind Podcast “Exploring ...
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What moves the continents, creates mountains, swallows up the sea floor, makes volcanoes erupt, triggers earthquakes, and imprints ancient climates into the rocks? Oliver Strimpel, a former astrophysicist and museum director asks leading researchers to divulge what they have discovered and how they did it. To learn more about the series, and see images that support the podcasts, go to geologybites.com. Instagram: @GeologyBites Bluesky: GeologyBites X: @geology_bites Email: geologybitespodcas ...
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Megafloods are cataclysmic floods that are qualitatively different from weather-related floods. In the podcast, Vic Baker explains our ideas as to what causes megafloods and describes the striking evidence for such floods in the Channeled Scablands of Washington State and in the Mediterranean.Vic Baker has been studying megafloods for over 50 years…
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Lindy Elkins-Tanton on the Origin of Earth's Water
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20:30The planets formed out of a cloud of gas and dust around the nascent Sun. Within the so-called snow line, it was too hot for liquid water to exist. Since the Earth lies well within this line, why does it have water? Did it somehow manage to retain water from the outset or did it acquire its water later? In the podcast, Lindy Elkins-Tanton explains …
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Golden spikes are not golden, nor are they generally spikes. So what are they, and, more importantly, what exactly do they represent? In the podcast, Joeri Witteveen explains how we arrived at our present system of defining the boundaries of stages in the rock record with a single marker. Paradoxically, it turns out that the best place for a golden…
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Using the Late Paleozoic Ice Age as an Analog for Present Day Climate
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29:46The late Paleozoic ice age began in the Late Devonian and ended in the Late Permian, occurring from 360 to 255 million years ago. It was similar to the present day in two key respects: rising atmospheric CO2 and recurrent major ice sheets. In the podcast, Isabel Montañez explains how we can use proxies to learn about the climate and ocean condition…
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Sabay Dara The Multi - Enterprenuer
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1:03:18Sabay Dara - The Multi- Entrepreneur Growing up in France and the hunger to know more about its roots (Khmer) . Stay tune for the exclusives Full episode out now: https://www.youtube.com/@openmind.podcast Open Mind Podcast “Exploring Cambodia with open minds and open conversations.”By Analog Asia
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Vin Vitou - B-Boy dancer to a top rapper
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1:18:09Vin Vitou- B-Boy Dancer to a top Rapper A tale of persistence! Watch Vin Vitou a Cambodian 🇰🇭 music artist open up on life behind the scenes. Full episode out now: https://www.youtube.com/@openmind.podcast Open Mind Podcast “Exploring Cambodia with open minds and open conversations.”By Analog Asia
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At first sight, urban geology sounds like an oxymoron. How can you do geology with no rocky outcrops anywhere in sight within the built-up environments of cities? It turns out you can do a great deal of geology, and Ruth Siddall has been doing just that for the past 10 years. In the podcast, she describes some of the many aspects of geology, from p…
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Roxy - Fearless Flow, Queen of Rap! I was ready for it, says Roxy. Saw the opportunity and took it 💖 #OpenmindPodcast #RoxyQueen" 𝗢𝗽𝗲𝗻 𝗠𝗶𝗻𝗱 𝗣𝗼𝗱𝗰𝗮𝘀𝘁 “𝗘𝘅𝗽𝗹𝗼𝗿𝗶𝗻𝗴 𝗖𝗮𝗺𝗯𝗼𝗱𝗶𝗮 𝘄𝗶𝘁𝗵 𝗼𝗽𝗲𝗻 𝗺𝗶𝗻𝗱𝘀 𝗮𝗻𝗱 𝗼𝗽𝗲𝗻 𝗰𝗼𝗻𝘃𝗲𝗿𝘀𝗮𝘁𝗶𝗼𝗻𝘀” 🎙️ Hosted by Adu Sam Jnr and Priscilla Kim Ong “Sela” សិលា 💥 Powered by Analog Asia Open Mind Podcast “Exploring Cambodia with open minds and …
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Izame Siva - Blending contents through music
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1:04:19In a vibrant blend of cultures, this England-born Nigerian musician embarks on a transformative journey to Cambodia, driven by a passion for music and the dream of sharing his sound with the world. Navigating challenges and embracing new experiences, he explores the rich musical heritage of Southeast Asia while weaving his own unique narrative. Thr…
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The Earth is about 4.5 billion years old. How can we begin to grasp what this vast period of time really means, given that it is so far beyond the time scale of a human life, indeed of human civilization? Richard Fortey has devoted his long and prolific research career at the Natural History Museum in London to the study of fossils, especially the …
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Mike Searle on the Mountain Ranges of Central Asia
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34:31The Himalaya are just one, albeit the longest and highest, of several mountain ranges between India and Central Asia. By world standards, these are massive ranges with some of the highest peaks on the planet. The Karakoram boasts four of the world’s fourteen 8,000-meter peaks, and the Hindu Kush, the Pamir, the Kunlun Shan, and the Tien Shan each h…
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The Caledonian orogeny is one of the most recent extinct mountain-building events. It took place in several phases during the three-way collision of continental blocks called Laurentia, Baltica, and Avalonia during the early stages of the assembly of the supercontinent Pangea. In the process, Himalayan-scale mountains were formed. While these mount…
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Joe MacGregor on Mapping the Geology of Greenland Below the Ice
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31:10With most of Greenland buried by kilometers of ice, obtaining direct information about its geology is challenging. But we can learn a lot from measurements of the island’s geophysical properties — seismic, gravity, magnetic from airborne and satellite surveys and from its topography, which we can see relatively well through the ice using radar. In …
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As we wean ourselves away from fossil fuels and ramp up our reliance on alternatives, batteries become ever more important for two main reasons. First, we need grid-scale batteries to store excess electricity from time-varying sources such as wind and solar. Second, we use them to power electric vehicles, which we are now producing at the rate of a…
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Rufus Catchings on Pinning Down California's Faults
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33:33Knowing exactly where faults are located is important both for scientific reasons and for assessing how much damage a fault could inflict if it ruptured and caused an earthquake. In the podcast, Rufus Catchings describes how we can use natural and artificial sources of seismic waves to create high-resolution images of fault profiles. He also explai…
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Sok Visal - The “OG” of Cambodian Hip Hop
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59:01The pioneers of Cambodian hip hop paved the way, laying the groundwork for the vibrant scene today. Their gritty, raw sound and creative ideas inspired a new generation of Khmer artists to find their voice through the power of hip hop. Open Mind Podcast “Exploring Cambodia with open minds and open conversations” Hosts Adu Sam Jnr “Sam” Priscilla Ki…
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During the past couple of decades, we have discovered that stars with planetary systems are not rare, exceptional cases, as we once assumed, but actually quite commonplace. However, because exoplanets are like fireflies next to blinding searchlights, they are incredibly difficult to study. Yet, as Sara Seager explains, we are making astonishing pro…
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Evan Smith on Diamonds from the Deep Mantle
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34:36We have only a tantalizingly small number of sources of information about the Earth’s deep mantle. One of these comes from the rare diamonds that form at depths of about 650 km and make their way up to the base of the lithosphere, and then later to the surface via rare volcanic eruptions of kimberlite magma. In the podcast, Evan Smith talks about a…
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Dr. Rathviriya - Elevating beauty throughout a new generation
1:26:21
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1:26:21Dr. Rathviriya’s bold, innovative approach that challenges traditional notions of beauty, capturing the fresh perspectives of a rising generation of art and visionaries.By Analog Asia
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Roberta Rudnick on the Continental Crustal Composition Paradox
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27:53Continental crust is derived from magmas that come from the mantle. So, naively, one might expect it to mirror the composition of the mantle. But our measurements indicate that it does not. Continental crust contains significantly more silica and less magnesium and iron than the mantle. How can we be sure this discrepancy is real, and what do we th…
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We tend to think of continental tectonic plates as rigid caps that float on the asthenospheric mantle, much like oceanic plates. But while some continental regions have the most rigid rocks on the planet, wide swathes of the continents are not rigid at all. In the podcast, Alex Copley explains how this differentiation comes about and points to evid…
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The renowned warrior Tharoth Sam, the Queen of Bokator, shared the extraordinary story of her journey to the pinnacle of her nation’s martial arts. Now, as the reigning monarch, Tharoth Sam stands as a beacon of inspiration for aspiring warriors throughout the country. She said “With dedication and perseverance, anything is possible”.…
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Shanan Peters on Quantifying the Global Sedimentary Rock Record
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27:14Shanan Peters believes we need to assemble a global record of sedimentary rock coverage over geological time. As he explains in the podcast, such a record enables us to disentangle real changes in the long-term evolution of the Earth-life system from biases introduced by the unevenness and incompleteness of the sedimentary record. To this end, he a…
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Rean Thort - The Cambodian Pioneer Podcasts
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56:30𝗘𝗽 𝟮 - 𝗥𝗲𝗮𝗻 𝗧𝗵𝗼𝗿𝘁, 𝗧𝗵𝗲 𝗖𝗮𝗺𝗯𝗼𝗱𝗶𝗮𝗻 𝗣𝗶𝗼𝗻𝗲𝗲𝗿 𝗼𝗳 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀 In this episode, we dive deep into the inspiring story of Rean Thort, a trailblazer in the Cambodian podcast scene. Rean shares his journey of launching one of the country's first successful independent podcasts, overcoming challenges, and using his platform to amplify diverse local voices. Get a…
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Complex life did not start in the Cambrian - it was there in the Ediacaran, the period that preceded the Cambrian. And the physical and chemical environment that prevailed in the early to middle Cambrian may well have arisen at earlier times in Earth history. So what exactly was the Cambrian explosion? And what made it happen when it did, between 5…
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Sokai Yoon, joins the OM Podcast's first episode during his visit to Cambodia to talk all-things Cambodian American, art, and music. Sokai, a Khmer-Krom American visual artist, designer and photographer, shares his story of how he came up, starting from a refugee camp in Thailand to getting caught up in the gang life in Atlanta, GA at only 6-years …
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Scott Bolton on the Most Volcanically Active Body in the Solar System
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24:45Jupiter's innermost Galilean moon, Io, is peppered with volcanos that are erupting almost all the time. In this episode, Scott Bolton, Principal Investigator of NASA's Juno mission to Jupiter, describes what we're learning from this space probe. Since its arrival in 2017, its orbit around the giant planet has progressively shifted to take it close …
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Bob White on How Magma Moves in the Crust
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36:45We know that most magma originates in the Earth’s mantle. As it pushes up through the many kilometers of lithosphere to the surface, it pauses in one or more magma chambers or partially melted mush zones for periods of up to a few millennia before erupting. But while we have seismic evidence and models and support this picture, we have not hitherto…
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At roughly 15-25-million-year intervals since the Archean, huge volumes of lava have spewed onto the Earth’s surface. These form the large igneous provinces, which are called flood basalts when they occur on continents. As Richard Ernst explains in the podcast, the eruption of a large igneous province can initiate the rifting of continents, disrupt…
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Damian Nance on What Drives the Supercontinent Cycle
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35:58Perhaps as many as five times over the course of Earth history, most of the continents gathered together to form a supercontinent. The supercontinents lasted on the order of a hundred million years before breaking apart and dispersing the continents. For decades, we theorized that this cycle of amalgamation and breakup was caused by near-surface te…
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David Kohlstedt on Simulating the Mantle in the Lab
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32:00The Earth’s tectonic plates float on top of the ductile portion of the Earth’s mantle called the asthenosphere. The properties of the asthenosphere, in particular its viscosity, are thought to play a key role in determining how plates move, subduct, and how melt is produced and accumulates. We would like to know what the viscosity of the the asthen…
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Claire Corkhill on Geological Radioactive Waste Disposal
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31:07In many countries, nuclear power is a significant part of the energy mix being planned as part of the drive to achieve net-zero greenhouse-gas emissions. This means that we will be producing a lot more radioactive waste, some of it with half-lives that approach geological timescales, which are orders of magnitude greater than timescales associated …
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Mahesh Anand on What Human Return to the Moon Means for Lunar Geology
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32:30We have learned a great deal about the geology of the Moon from remote sensing instruments aboard lunar orbiters, from robot landers, from the Apollo landings, and from samples returned to the Earth by Apollo and robot landings. But in 2025, when NASA plans to land humans on the Moon for the first time since 1972, a new phase of lunar exploration i…
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Susan Brantley on Earth's Geological Thermostat
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27:44At the core of Earth’s geological thermostat is the dissolution of silicate minerals in the presence of atmospheric carbon dioxide and liquid water. But at large scales, the effectiveness and temperature sensitivity of this reaction depends on geomorphological, climatic, and tectonic factors that vary greatly from place to place. As described in th…
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Clark Johnson on the Banded Iron Formations
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28:42Banded Iron Formations (BIFs) are a visually striking group of sedimentary rocks that are iron rich and almost exclusively deposited in the Precambrian. Their existence points to a major marine iron cycle that does not operate today. Several theories have been proposed to explain how the BIFs formed. While they all involve the precipitation of ferr…
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Catherine Mottram on Dating Rock Deformation
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36:05The geological history of most regions is shaped by a whole range of processes that occur at temperatures ranging from above 800°C to as low as 100°C. The timing of events occurring over a particular temperature range can be recorded by a mineral which crystallizes over that range. The mineral calcite is suitable for recording low-temperature proce…
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Martin Van Kranendonk on the Earliest Life on Earth
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33:28In this episode, Martin Van Kranendonk lays out a convincing case for life on Earth going back to at least 3.48 billion years ago. To find evidence for very ancient life, we need to look at rocks that have been largely undisturbed over billions of years of Earth history. Such rocks have been found in the Pilbara region of northwest Australia. As ex…
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The Alps are the most intensively studied of all mountain chains, being readily accessed from the geological research centers of Europe. But despite this, there remains considerable uncertainty as to how they formed, especially in the Eocene (about 40 million years ago) when the events that led directly to Alpine mountain-building started. In the p…
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John Wakabayashi on the Franciscan Complex
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32:45The Franciscan Complex is a large accretionary prism that has been accreted onto the western margin of the North American continent. Unlike most such prisms, which are submarine, it is exposed on land, making it a magnet for researchers such as John Wakabayashi. In the podcast, he describes this remarkable complex and explains the mechanisms that m…
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Bruce Levell on Bias in the Sedimentary Record
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33:56How can we tell if the sedimentary record is good enough to make solid inferences about the geological past? After all, it can be difficult, or even impossible, to infer what is missing, or indeed whether anything is missing at all. As he explains in the podcast, Bruce Levell tackles this question by combining fieldwork with systematic analysis bas…
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Sujoy Mukhopadhyay on Probing the Hadean World with Noble Gases
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33:50In a recent episode, Nadja Drabon spoke about newly discovered zircon crystals that formed during the late Hadean and early Archean, when the Earth was between 500 million and a billion years old. The zircons revealed information about processes occurring in the Earth’s nascent crust, casting light on when and how modern-day plate tectonics may hav…
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Patrick Fulton on the 2011 Tōhoku Earthquake
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30:09In 2011, a massive earthquake struck off the eastern coast of Japan. The destructive power of the earthquake was amplified by a giant tsunami that swept ashore, killing over 15,000 people. A major cause of the tsunami was the 50-m slip along the plate boundary fault between the subducting Pacific plate and the overriding North American plate. Patri…
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Romain Jolivet on the 2023 Turkey-Syria Earthquakes
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29:52Romain Jolivet studies active faults and the relative motion of tectonic plates. His research focuses on the relationship between slow, aseismic slip that occurs “silently” between earthquakes and the rapid slip accompanying earthquakes. As he describes in the podcast, he uses interferometric synthetic aperture radar (InSAR) images from radar satel…
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Dan Rothman on Thresholds of Catastrophe in the Earth System
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37:26The geological record shows that the Earth’s carbon cycle suffered over 30 major disruptions during the Phanerozoic. Some of the biggest ones were accompanied by mass extinctions. Dan Rothman analyzed these disruptions to find a pattern governing their magnitude and duration. As he explains in the podcast, this pattern is suggestive of a non-linear…
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Nadja Drabon on a New Lens into the Hadean Eon
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26:28Vanishingly few traces of the early Earth are known, so when a new source of zircon crystals of Hadean age is discovered, it makes a big difference to what we can infer about that eon. In the podcast, Nadja Drabon describes how she analyzed the new zircons she and her colleagues discovered and what they reveal about the Earth’s crust between about …
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John Cottle on the Petrochronology Revolution
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29:08Over the course of Earth history, many parts of the crust have undergone multiple episodes of metamorphism. Modern methods of dating and measuring trace-element abundances are now able to tease out the timing and conditions of the individual episodes. But new techniques were needed before these methods could be scaled up to unravel regional tectoni…
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Martin Gibling on Rivers in the Geological Record - Part 2
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25:06This episode is the second of two of my conversation with Martin Gibling. In the first episode, we discuss fluvial deposits in the geological record and we trace the effect that the break-up of Pangea around 200 million years ago had on river systems. In this episode, we address the history of the rivers of Europe and the Americas, as well as the i…
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Martin Gibling on Rivers in the Geological Record - Part 1
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29:39Rivers can seem very ephemeral, often changing course or drying up entirely. Yet some rivers have persisted for tens or even hundreds of millions of years, even testifying to the breakup of Pangea, the most recent supercontinent, about 200 million years ago. On the one hand, their courses may be determined by tectonic processes such as the formatio…
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Anna Fleming on the Experience of Rock Climbing
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18:28This episode is a bit of a departure from the objective approach to geology of past episodes in that here we address the subjective nature of various rocks as experienced by a rock climber with a literary bent. A rock climber’s very survival can depend on the properties of a rock encountered along a climbing route. This engenders a uniquely intense…
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Brian Upton on the Unique Rift Zone of South Greenland
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26:28Between 1.3 and 1.1 billion years ago, magma from the Earth's mantle intruded into a continent during the assembly of the supercontinent called Nuna. Through good fortune, the dykes and central complexes that resulted have been preserved in near-pristine condition in what is now the south of Greenland. The dykes are extraordinarily thick, and the c…
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