Episodes

How Scientists Detect Ocean Life is one of the biggest challenges in ocean conservation, because we cannot protect what we cannot see, measure, or even prove exists. How Scientists Detect Ocean Life using environmental DNA asks a powerful question: what if a simple bottle of seawater could reveal more species than divers, cameras, and nets combined, and what does that mean for how we protect the ocean?Environmental DNA ocean monitoring is changing how scientists understand marine biodiversity,...

Human Relationship with the Ocean begins with a simple but uncomfortable question: how did humanity become so disconnected from the very system that makes life on Earth possible, and why does that disconnection matter right now? This episode explores how the ocean is treated as a distant resource rather than a living, planetary force, and how that mindset shapes policy, economics, and everyday decisions that quietly accelerate ocean decline.Ocean Literacy is more than knowing facts about marin...

Gulf Coast communities and oil drilling are once again at the center of a national decision, and the stakes could not be higher. A new US offshore oil drilling plan proposes expanded lease sales in the Gulf of Mexico, including areas close to Florida that many thought were protected. This episode asks a simple but urgent question: who benefits from these decisions, and who bears the long-term cost when something goes wrong?Gulf of Mexico offshore drilling has a long history of environmental da...

Should We Be Mining the Ocean Floor is a question that sounds futuristic, but the decisions are being made right now, quietly, and with consequences that could last for centuries. Governments and corporations are moving closer to extracting minerals from the deepest parts of the ocean, even though we barely understand the ecosystems that exist there or how damage might ripple through the planet.Deep-sea mining risks go far beyond technology and minerals. This episode breaks down what deep-sea ...

Coastal Economy and Tourism face a serious threat as the US government moves forward with a plan to open more than one billion acres of ocean to offshore oil and gas drilling, a decision that could impact beaches, fisheries, tourism jobs, and coastal communities for decades. This episode explains why this proposal matters now and how it could reshape life along the coasts of California, Alaska, and the Gulf of Mexico.Offshore oil drilling is often framed as an economic benefit, but this conver...

Wikie and Keijo Orcas are the last two captive orcas in France, and a major government decision may finally give them a path out of concrete tanks, but the clock is ticking. France has officially backed the Whale Sanctuary Project in Nova Scotia as their future home, yet this announcement does not mean an immediate rescue. In this episode, we break down what France’s move really means, what still has to happen, and why these two orcas remain in limbo despite years of public pressure.Whale Sanc...

US oil and gas drilling is once again at the center of a high-stakes decision that could shape America’s coastlines, marine life, and coastal communities for decades. This episode asks a critical question: should the U.S. lock itself into new offshore drilling just as climate risks and ocean damage are accelerating, or is there still time to choose a safer path for the ocean and future generations?Offshore drilling impacts go far beyond fuel production, and Oceana campaign director Joseph Gord...

Deep sea hydrothermal vents reveal a hidden world where life thrives without sunlight, forcing scientists to rethink how ecosystems can exist in extreme heat, pressure, and darkness. Nearly two kilometers beneath the Pacific Ocean, superheated fluids erupt from the seafloor at Endeavour, creating environments that challenge everything we thought we knew about life on Earth and how it survives.Deep-sea hydrothermal vents are not isolated deep ocean curiosities, they actively influence the chemi...

Climate Solutions for the Ocean are urgently needed as warming seas, biodiversity loss, and ecosystem collapse accelerate faster than most people realize, and one of the most powerful tools may be hiding just beneath the waves. In this episode, Andrew Lewin sits down with Scott Bohachyk, Director of Seaforestation at Ocean Wise, to explore how kelp forests function as underwater life support systems for the ocean, supporting fisheries, stabilizing coastlines, and helping ecosystems recover from ...

Tree-Free Products are disrupting industries that have relied on the same wasteful materials for more than a century, and the shift is happening faster than most people realize. In this episode, we explore how Emerald Ecovations produces over 370 sustainable alternatives without cutting down a single tree, dramatically reducing carbon emissions, water use and ocean-bound pollution. Ralph Bianculli shares why legacy companies resist change and how younger decision-makers are pushing corporate pur...

Mass penguin die off explained, a crisis that wiped out ninety five percent of some African penguin colonies, raises a heartbreaking question: how does a thriving species fall to fewer than ten thousand breeding pairs and almost no one sees it happening? This episode uncovers the chain reaction that pushed an entire population toward collapse, from vanishing sardines to the brutal timing of the molt that left tens of thousands of penguins starving. One of the most emotional discoveries in the re...

Marine Wildlife Victory raises a powerful question: what does it take to finally protect some of the ocean’s most threatened giants, and why did it take this long? In this episode, you will hear how manta rays, devil rays, and several shark species faced years of intense pressure from overfishing and international trade, and why the world finally agreed they needed stronger protection. The emotional turning point comes when we uncover that manta ray gill plates were so valuable in global markets...

Northern Right Whale crisis: For years, scientists and advocates have watched this critically endangered species decline due to ship strikes, fishing gear entanglement, and rapid ocean change. This episode asks a crucial question: Does the first population increase in years signal real recovery or just a temporary pause in a long-term crisis, and what must change now to keep that number rising?Whale conservation stories: Oceana campaigner Nora Ives brings clear insights into how monitoring eff...

Supermarket tuna raises a disturbing question: What’s behind your canned tuna? In this episode, you uncover the hidden human cost of the global tuna industry, including the devastating story of fisherman Deby Putra Bunanda, whose health collapsed after months at sea supplying tuna for major supermarket brands. His experience reveals a deeper and darker truth about forced labor, long deployments without oversight, and the human suffering behind one of the world’s most common foods. The surprising...

Ocean crisis:COP30 Belém exposed massive gaps in climate action, and the ocean will carry the burden. In this episode we break down the missing fossil fuel commitments, the weak climate finance language, and the two track political system that threatens to push ocean science into the background. These decisions matter because the ocean is already absorbing the heat and carbon that our climate system cannot handle.Climate justice:Indigenous communities and coastal nations called for a stronger...

How Deep Sea Mining could permanently disrupt the ocean’s most important animal routes, and most people have never thought about it. This episode asks the critical question: what happens when mining operations collide with species that rely on vast migratory pathways to survive? We break down the science in a way that makes the stakes impossible to ignore, from whale communication and sea turtle navigation to seabird feeding routes and shark migrations.Whales: Our guest, Dr. Andrew Thaler, exp...

Fish Farm Clean Up reveals the hidden reality beneath a quiet coastline in Methana, Greece, where a ghost fish farm left behind more than forty tons of plastic cages, nets, metal frames, pipes, and even sunken boats. What looked peaceful on the surface hid a toxic underwater scrapyard that had been breaking apart and polluting the Saronic Gulf for years.Shocking Footage from this cleanup shows how abandoned aquaculture sites become long-term pollution hotspots. The divers, Healthy Seas Foundat...

Whales don’t get cancer as often as you might expect, and in this episode you learn how the bowhead whale’s unique DNA repair system is helping scientists understand cancer prevention and healthy aging. This Arctic giant lives more than 200 years, grows to airplane size, and still avoids the runaway mutation patterns that lead to tumors in other species.Whales don’t get cancer at high rates because their cells repair DNA damage with remarkable accuracy, and recent studies show that bowhead wha...

Fish feed in aquaculture is at the center of a complicated global story that most people never hear about. In this episode, Andrew sits down with marine biologist and policy expert Marine Cusa to explore the hidden world of fishmeal, fish oil, feed ingredients, and the surprising connections between aquaculture, wild fisheries, West African communities, and even penguin populations in Antarctica.Marine breaks down what actually goes into the pellets fed to farmed fish, why transparency is lacki...

Orcas vs Great White Sharks is more than a dramatic headline—it’s a sign of how ocean ecosystems are shifting before our eyes. New drone footage shows orcas in the Gulf of California attacking and killing juvenile great white sharks in what scientists believe are nursery zones. The footage, captured in 2020 and 2022, reveals orcas flipping young sharks onto their backs, inducing tonic immobility, and surgically removing their livers—a precise and efficient hunting technique that may reshape pred...

Seagrass meadows are among the most vital yet overlooked ecosystems on our planet. In this episode of How to Protect the Ocean, Andrew Lewin explores a new 19-year study from Moreton Bay, Australia, which shows that seagrass coverage and diversity are declining over time despite short-term recovery periods. This long-term research reveals that while short-term studies might show seagrass bouncing back after storms or floods, the bigger picture tells a story of gradual loss and ecological transfo...

Animals affected by climate change are showing us how fragile our ecosystems have become. In this episode of How to Protect the Ocean, host Andrew Lewin speaks with Dr. Helen Killeen, a marine ecologist whose research connects seabird reproduction to shifting ocean temperatures, prey diversity, and climate pressures across the northern hemisphere.Animals affected by climate change, from seabirds in the Arctic to those in the Pacific, serve as living indicators of ocean health. Helen explains h...

Marine Conservation Projects are driving real wins: green sea turtles downgraded to least concern in many regions, North Atlantic right whales showing a small but meaningful uptick, and a new vaquita calf sighting offering hope. In this episode I explain the common thread behind these stories, targeted local projects, science monitoring, and laws that actually get enforced, and I share practical ways you can support the people doing the work.From night patrols that protect turtle nests to whal...

Bill Gates and Climate Change have become a trending topic after the billionaire philanthropist argued that the world is too focused on cutting carbon emissions and not focused enough on improving human welfare. In this episode, I unpack what Gates said, why it caused such a reaction, and how his argument connects to decades of work in climate justice and climate equity.Many climate justice organizations have long emphasized that people struggling with hunger, illness, or poverty cannot priori...