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World of Sharks

Save Our Seas Foundation

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Welcome to World of Sharks, a podcast all about sharks, rays and their underwater habitat brought to you by the Save our Seas Foundation. Forget Jaws – there is SO much more to sharks than their fearsome reputation. Join scientist and shark nerd Dr Isla Hodgson as she chats with leading experts in shark science, conservation and storytelling to take a deep dive into the fascinating world of one of the most diverse, well-adapted, enigmatic, misunderstood and threatened groups of animals on th ...
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Sea Change

WWNO & WRKF

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Living on the coast means living on the front lines of a rapidly changing planet. And as climate change transforms our coasts, that will transform our world. Every two weeks, we bring you stories that illuminate, inspire, and sometimes enrage, as we dive deep into the environmental issues facing coastal communities on the Gulf Coast and beyond. We have a lot to save, and we have a lot of solutions. Join us as we investigate and celebrate life on a changing coast. It’s time to talk about a Se ...
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Dive & Dig

Honor Frost Foundation

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Welcome to Dive & Dig presented by Bettany Hughes and Dr Lucy Blue, the podcast that takes you on an underwater journey deeper than you might ever have imagined! We'll take you down into an undiscovered world of our ancient past thanks to the technology which makes deep diving possible today. And we'll show you some amazing archaeological discoveries when we get there.
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We are all affected by ocean conditions, and we're talking about huge things like global food security and human health, to fisheries we depend on, to the transport of a whopping 90% of the world's goods. So it's vitally important to understand ocean conditions. What can the fascinating field of ocean forecasting tell us about the future for us on …
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Why swim when you can just walk from a to b?! This week, we are taking a closer look at the "walking" or epaulette sharks, a group of nine species who have evolved a slightly unusual way of getting around. We're joined by Faqih Akbar Alghozali, co-founder of Elasmobranch Project Indonesia (EPI) and SOSF project leader, who has lots of stories to sh…
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Like much of coastal Louisiana, Isle de Jean Charles is rapidly disappearing into the Gulf because of coastal erosion and sea level rise. Scientists predict the island will be completely underwater by 2050. Almost a decade ago, the federal government awarded the state of Louisiana $48 million dollar to resettle members of the Jean Charles Choctaw N…
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Join us for a slightly different easter egg hunt, as we go in search of shark eggcases! From tiny catshark eggcases no bigger than your index finger, to a skate that lays eggs larger than your head and even an egg that looks (and functions) like a corkscrew - we explore them all with Cat Gordon, Senior Conservation Officer for The Shark Trust. And,…
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In the third of our four-part series on climate change and the threat to maritime cultural heritage, Professor Lucy Blue speaks to Dr Georgia Holly, Project Manager of the Cultural Heritage Framework Programme (CHFP), that sits under the umbrella of Ocean Decade Heritage Network (ODHN). Remarkably, it is the only programme that integrates the marin…
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Last time, we learned about the nearly century-old bond between the oil and gas industry and one university — LSU. In the second and final episode of our series, "Fueling Knowledge," we look at how much money is flowing into universities and what the industry may hope to get in return. This relationship comes with big benefits: student mentors, sch…
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In this episode, we are exploring the ‘sixth sense’ of sharks – electroreception! We are joined by sensory biologist and shark elasmobranch expert Dr Stephen Kajiura, Professor in the Department of Biological Sciences at Florida Atlantic University (FAU) to discuss how sharks are able to detect minute electrical signals and use this sense to pinpoi…
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Professor Lucy Blue speaks to Dr Athena Trakadas, Co-founder and Co-Chair of the Ocean Decade Heritage Network (ODHN) about the role of cultural heritage within the United Nation's Ocean Decade, as part of our mini-series on climate change and its impact on marine and coastal heritage. Hear how the Ocean Decade endeavours to bring marine cultural h…
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Universities have grown increasingly close with the fossil fuel industry. Oil and gas money is flowing into universities around the world, shaping everything from students’ careers to climate research that can influence global energy policy. Some professors and students are sounding the alarm. They worry this influx of fossil fuel money could compr…
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How do sharks learn to be a shark? Do they really eat their siblings? Is there such a thing as a shark teenager? How do sharks find a mate? And what happens when they reach old age? In this episode, we answer all these questions and more as we embark on a true deep dive into the lives and life histories of sharks, with elasmobranch expert and SOSF …
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There’s this conversation from one of our early Sea Change episodes, and it's about our relationship with the ocean--with water. How being in or near water changes us for the better. The marine biologist Wallace J Nichols has said: “It is true that oceans give us life, but our planet’s wild places also make life worth living and help heal us when w…
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The shark meat trade is a multi-billion dollar industry. But it receives relatively little attention, and remains understudied. This week, we sit down with conservation scientists Dr Divya Karnad and Dr Trisha Gupta, who have collaborated on research that aims to better understand the drivers and complexities of this trade. Using India as a case st…
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In February 2021, power went out for 4.5 million households across Texas. The blackout killed hundreds. And people wondered: “How could this happen in the energy capital of the U.S.?” Today, we bring you part of that fascinating backstory, and it starts with an East Texas con artist who inadvertently kicked off the biggest oil boom in US history. R…
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You asked for more episodes on lesser known or slightly more obscure species - so we're kicking off a new season with a whole episode devoted to just that! Host Isla and special guest, scientist and science communicator Kristian Parton (host of the Shark Bytes Youtube channel) challenge themselves to discuss species and sharky facts that even the m…
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Professor Lucy Blue asks Dr Colin Breen, Associate Head of School of Geography and Environmental Sciences, Ulster University to outline the issues of climate change and its impact on marine and coastal heritage, in the first of this new Dive and Dig Series that explores this pressing theme. Although the climate has been changing over many millennia…
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More and more Americans face the threat of flooding. And as a country, we are woefully unprepared. Cities like Charleston and Miami already see routine coastal flooding. Hurricane Helene recently hammered many inland communities with flooding. And the risk is only rising. FEMA's National Flood Insurance Program (NFIP) sells about 90% of the nation'…
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Dive into the wonders of South Africa's kelp forests on this special episode of World of Sharks. Join us as we head beneath the waves with marine biologist and SOSF project leader Dr Jannes Landschoff, who has dedicated much of his working life to understanding the unique and vast habitat that is the Great African Seaforest. As the only forest of g…
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Flooding is the most common natural disaster — by far. As more and more towns are devastated by floods, people are facing the tough question of how to rebuild — or even if they can. In this episode, we travel to two towns to discover how one obscure federal policy designed to stop the cycle of flood damage is leading to opposite destinies. Thanks f…
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As 2024 comes to a close, we are taking this time to focus on hope. While this year has been rough for the climate and the environment in many ways, there is also so much good happening out there. There are wins to celebrate and reasons for optimism. Today, Sea Change sits down with an expert on hope, and learn why evidence-based hope is essential …
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We kicked off this season of Sea Change with a globetrotting journey. A quest to understand a booming new industry on the Gulf Coast: liquified natural gas, or LNG. In a historic move, the Biden Administration froze any decisions on new gas export projects…until it could study how shipping so much American gas overseas could affect the economy, hea…
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There’s a lot going on in the world of liquified natural gas, or LNG. And we are here to tell you about it! The Department of Energy just released its big report on whether exporting more LNG is in the public interest…spoiler alert: it’s not. One of the largest LNG facilities in the world, located just south of New Orleans, recently began productio…
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Professor Lucy Blue is in Egypt with a team of specialists co-directing a project with the Universities of Southampton and Ulster as part of the MarEA (Endangered Maritime Archaeology in the Middle East and North Africa) project. Together with experts from the Universities of Alexandria and Mersa Matruh, Egypt they are utilizing satellite imagery a…
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We know that globally, sharks and rays are in trouble. But just how bad is it? And can we still do something about it? In this special bonus episode of World of Sharks, host Isla sits down with chair of the IUCN SSC Shark Specialist Group (IUCN SSC SSG), Rima Jabado, and program officer of the IUCN SSC SSG Alexandra Morata to discuss their latest r…
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The Lemon Tree Mound is a sacred place for the Atakapa/Ishak-Chawasha tribe. And it's disappearing under the rising waters of the Gulf of Mexico. In this episode, we travel out into the bayous of South Louisiana to understand what this one small sacred place means for the Land Back Movement and climate justice, and why efforts to save our coast mat…
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They are called PFAS or “forever chemicals.” They originated in New Jersey decades ago with a promise of a future made easier by science. They’ve spread into countless products and polluted countless places throughout the world. Now, they are even in our blood. Today we are bringing you the first episode of Hazard NJ's new season that dives into th…
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This is a time of celebrating food and giving thanks to the people who grow it, catch it, and prepare it. That’s why today we are bringing you an episode we first aired back in May of 2023. Food connects us to our past, to our memories, to each other, and to the world around us. It’s powerful. But food systems–from how we grow or catch things to ho…
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Sadly, us humans can't spend every hour in the ocean staring at sharks (unfair, right?!). But do you know what can? Robots. UNDERWATER robots. In today's episode, we are diving into the super cool world of ocean tech with research scientist Martina Lonati! Martina seeks to understand how new technologies, like Artificial Intelligence (AI) and Remot…
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Sea level rise is this big, scary reality. We’re always hearing predictions from scientists that the oceans will swallow islands, flood major cities, and wipe out huge stretches of coastline. The longer we burn fossil fuels, the bigger the surge. It sounds apocalyptic on this huge, global scale. But also totally abstract – it’s hard to picture. Wha…
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There is a place where the largest and most powerful river in the world meets the Atlantic ocean, and one of the most threatened species of elasmobranch - the largetooth sawfish - finds one of its last refuges on earth. In this episode of World of Sharks, we are joined by shark scientist and conservationist Dr Patricia Charvet, who has dedicated he…
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Professor Lucy Blue is in Naples speaking with Pierre Poveda (Center Camille Jullian, CNRS), a maritime archaeologist who is co-leading, with his colleague Franca Cibecchini (DRASSM, french ministry of Culture), the excavation of a shipwreck lying in French waters between Cannes and the Île Sainte-Marguerite, home to Fort Royal. The wreck dating to…
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Hollywood has been cold on climate change, mostly relegating the issue to documentaries. We talk to two people who are trying to change that. We first talk to David Sirota, who co-wrote the Blockbuster hit, "Don't Look Up" with Adam McKay, and then we talk to Anna Jane Joyner, the founder of Good Energy, a nonprofit that supports TV and film creato…
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When life gives you lemon sharks...make a podcast about them! This week we are answering a request by listener Charlie to devote an episode entirely to warm-water loving Negaprion brevirostris, the lemon shark. And to help us learn everything there is to know about them is marine biologist, educator, author and founder/president of Sharks4Kids, Jil…
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Want to know even more about sustainable seafood on the Gulf Coast? Listen to this bonus episode for an extended conversation with Chef Jim Smith of The Hummingbird Way Oyster Bar in Mobile, Alabama. We talk with Chef Smith about threats facing both fishers and fisheries on the Gulf Coast and how we, as consumers, can make a difference...and of cou…
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Your expert guide to sustainable seafood is here! Get ready to feel the salt spray, and tuck into a wide-ranging conversation about what's on your plate and the future of our ocean. Seafood has been called our "last wild food." Humans have been enjoying seafood for a long time—over 2 million years. But in recent decades, how we catch and eat fish a…
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Thinking of a career in shark science and conservation? Struggling to find your niche? Found your niche, but trying to advance in your field? Or wondering what on earth to write in that email to the person you admire? We're back with another special episode dedicated to careers with sharks and the ocean. For the last year, we've asked each podcast …
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What if we get it right? That's the question marine biologist, climate expert, and writer Dr. Ayana Elizabeth Johnson explores in her new book. Ayana joins us to talk about climate solutions we have right now and what's possible for the future of our planet. Looking for a link to the book? "What If We Get It Right? Visions of a Climate Future" This…
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“Conservation is not drones and DNA samples or pamphlets or computers. It is people, and we should be investing in those people.” In this episode of World of Sharks, we sit down with fisheries scientist, director of the Fish and Fisheries Lab at James Cook University and Save Our Seas Foundation Scientific Advisor Dr Andrew Chin to discuss the chal…
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Travel with Professor Lucy Blue to the village of Imbotero, Guyana to meet Dr Robert (Bob) Holtzman an expert in traditional boatbuilding to learn about the Warrau dugout canoe. Twice daily tides in the tropical mangrove swamp mean canoes are essential for survival of the indigenous Warrau people. Not only are they used for transportation, but also…
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TV Weather Gets Heated. In a world where weather is getting more extreme, the role of meteorologists is becoming more important—and controversial—than ever. Meteorologists have been fired over reporting on climate change, and others have left stations because of death threats. But that hasn’t stopped Jeff Berardelli, Chief Meteorologist for Tampa B…
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It’s the one you’ve all been waiting for…we’re going back in time to meet the largest shark to have ever existed: Otodus megalodon. Growing up to twenty metres long, with teeth as large as a human hand and jaws that could fit you and a friend (with some room to spare), this apex superpredator continues to capture our attention, despite having been …
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Our oceans are heating up—what does that mean for all the life that lives in the sea...and us? Today we’re going on a trip to Florida…we’re hanging out in the Keys, and we're going fishing, and scuba diving all to find out what’s going on beneath the surface. Just how bad is hotter water for sea life in South Florida, and for the people that depend…
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Sharks and rays are found all over the world; from the freezing waters of the Arctic to the tropical Indo-Pacific, and just about everywhere else in between. This means that shark conservation is a global effort, spanning multiple countries, cultures, customs and languages. But did you know that 98% of scientific research is published exclusively i…
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The home insurance market is collapsing all across the country. Big, brand-name insurance companies are walking away from the riskiest states. And, the companies that are sticking around are often doubling and tripling rates over just a few years. Nothing like this has ever happened before. And nowhere is this crisis worse... than Florida. In fact,…
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Professor Lucy Blue delves into the wreck of The London, a 17th century warship, with diver and licensee Steve Ellis. The ship exploded and sank in the Thames Estuary in 1665 and was rediscovered in 2005 when a ports authority survey was being conducted. Since 2010, Steve has been directing the survey of the vessel and recovering artefacts with per…
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Did you know that some sharks can keep parts of their body warm to allow them to move faster, swim for longer, see more clearly and think better?? Or, that basking sharks have a gigantic heart?! This week we are diving into the fascinating world of shark physiology and anatomy to learn about a special trait only found in a handful of species: regio…
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Even though New Orleans has water in every direction, it’s hard to access. And for a city with increasingly sweltering summers, this irony is painful. In this episode, we’re going to talk about the uncomfortable history of Lincoln Beach, how it led to New Orleans not having any public beaches today, and how a community has rallied together to get t…
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This week on the podcast we are taking a brief detour from sharks to explore the fascinating world of turtles and tortoises! We are diving into the research of SOSF project leader and turtle specialist Alessia Lavigne, who has been trying to understand why turtle and tortoise eggs sometimes fail to hatch. Turtles and tortoises (known collectively a…
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It's summertime! Otherwise known as prime reading season. And in this episode, you're going to meet the people behind a couple of the summer's hottest books. We talk with Boyce Upholt about his new bestseller, The Great River: The Making and Unmaking of the Mississippi. The book tells the epic story of the Mississippi River, and he writes about how…
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We welcome back shark scientist and CEO/Co-Founder of Minorities in Shark Sciences, Jasmin Graham, and celebrate the release of her new book, Sharks Don't Sink: Adventures of a Rogue Scientist. We talk about the incredible adaptations and resilience of sharks, the glorious weirdness of sawfishes - a species Jasmin has worked closely with - and why …
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Professor Lucy Blue speaks with associate Professor in Egyptology, Dr Claire Somaglino from the Sorbonne, about two decades of excavation at the site of Ayn Soukhna at the northern end of the Red Sea in the Gulf of Suez. During Pharaonic times, this important site was occupied over an extensive period, as not only was it close to the important cent…
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