Best Stem Global Action Podcasts (2025)

1
Oceans Day: A Message of Hope and Action for Ocean Conservation 25:18

10h ago25:18

25:18

Oceans Day is more than a date on the calendar—it’s a moment to reflect on the state of our blue planet and our role in protecting it. In this heartfelt episode, Andrew Lewin shares a personal message for Oceans Day 2025 (and any day after), speaking directly to those who feel overwhelmed by climate anxiety and unsure of their place in ocean conser…

1
Surfacing Secrets: Mavericks and Visionaries 1:11:55

2d ago1:11:55

1:11:55

Ocean Networks Canada (ONC) began as a bold idea—to create a real-time, always-on listening system for the ocean. In this episode, Surfacing Secrets: Mavericks and Visionaries, we go behind the scenes with the people who made that idea real. From laying cables deep in the Pacific to building trust with research institutions and government partners,…

1
#305 - Dr. Eric Zielinski: Essential Oils Recipes, The Power Of Scent, Sensual Oils, Fragrance Problems, Fake Oils, Blue Zones Longevity, The Science Of Essential Oils, Rethinking Biohacking, And More ... 1:43:38

3d ago1:43:38

1:43:38

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/essentialoilsrecipes CARD DECK: Essential Oils Recipes: A 52-Card Deck for Healing and Home: 50 Recipes⁠ ⁠Free Essential Oils Masterclass⁠ FACEBOOK: Join Melanie's Facebook group for a weekly episode giveaway and to discuss and learn about all things biohacking. All conversations are welcome! ⁠⁠⁠⁠IF…

1
Ocean Conservation and the Rise of the WaveMaker Movement 43:42

3d ago43:42

43:42

Ocean conservation is more than protecting ecosystems—it’s about empowering people to lead change. In this episode of How to Protect the Ocean, Andrew, Serena, and Amanda explore the WaveMaker identity, what it means to be part of a movement, and how The Undertow is creating a community where action and support go hand-in-hand. WaveMakers aren’t ju…

1
Ocean Conservation Meets Innovation: Inside The Undertow’s Global Mission 54:16

1d ago54:16

54:16

Ocean conservation is evolving—and The Undertow is leading the way by merging storytelling, technology, and community. In this episode, host Andrew Lewin is joined by Amanda Horn and Serena Nguyen to unveil The Undertow, a new platform designed to supercharge ocean action by connecting people from all backgrounds to meaningful environmental impact.…

1
From Academia to Impact: Asha Parekh on Purpose-Driven Innovation 40:25

7d ago40:25

40:25

In this episode of Race in STEM, Steve speaks with Asha Parekh, co-founder and CEO of Frontline Medical Technologies. From her multicultural upbringing in Canada to launching a life-saving MedTech device now used around the world, Asha shares her journey through engineering, entrepreneurship, and breaking barriers. Tune in for an honest conversatio…

1
Prevent Overfishing: How Transparency Can Save the Ocean 49:55

4d ago49:55

49:55

Prevent overfishing by making the invisible visible. In this episode, Courtney Farthing from Global Fishing Watch explains how vessel tracking and open data systems are key to protecting marine life and holding industrial fisheries accountable. With over 75% of industrial fishing vessels missing from public monitoring systems, it’s time to shine a …

1
#304 - Karden Rabin: The Secret Language Of The Body, Fight Flight Freeze Faint Fawn F*ck, The Freeze Response, The Evolution Of The Brain From Touch, "I Think Therefore I Am" Problems, Bottom Up Vs. Top ... 1:20:41

10d ago1:20:41

1:20:41

TRANSCRIPT AND FULL SHOW NOTES: ⁠melanieavalon.com/secretlanguage ⁠Book: The Secret Language of the Body: Regulate Your Nervous System, Heal Your Body, Free Your Mind FACEBOOK: Join Melanie's Facebook group for a weekly episode giveaway and to discuss and learn about all things biohacking. All conversations are welcome! ⁠⁠⁠IF Biohackers: Intermitte…

1
Ocean with David Attenborough: Why There’s Still Hope for the Sea 21:00

7d ago21:00

21:00

Ocean recovery is not just possible, it’s already happening in places where we’ve taken action. In this episode, I dive into Ocean with David Attenborough, a documentary that reminds us of the ocean’s incredible resilience. From thriving coral reefs to fish populations bouncing back, the film offers powerful proof that when we give marine ecosystem…

1
How Tide Gauges Help Track Flooding and Sea Level Rise in Coastal Towns 42:12

12d ago42:12

42:12

Tide gauges are a critical yet often overlooked tool in our fight to understand and respond to climate change. In this episode, Dr. Andrew Thaler returns to the podcast to share a powerful story about installing a tide gauge in his hometown of St. Michaels, Maryland. He breaks down how this simple device provides crucial data for flood risk, sea le…

1
How Harmful Algal Blooms Are Poisoning California’s Marine Wildlife 14:45

14d ago14:45

14:45

Harmful algal blooms are wreaking havoc along the California coast, releasing toxic domoic acid that is poisoning marine life. In this episode, we explore how this naturally occurring toxin is causing mass die-offs in sea lions, dolphins, and seabirds, and why climate change and nutrient pollution may be making these blooms worse. You’ll hear about…

1
#303 - Finnian Kelly: Intentionality, Prioritizing Feelings, Breathwork Circuit Breakers, Fluctuating Identity, Quickly Shifting Your Energetic State, Agreements Vs. Expectations, Meeting Guides, Energy ... 1:17:29

17d ago1:17:29

1:17:29

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/intentionality SPONSORS AND DISCOUNTS: LMNT: Get your free Sample Pack with any LMNT purchase at ⁠drinklmnt.com/melanieavalon⁠. FACEBOOK: Join Melanie's Facebook group for a weekly episode giveaway and to discuss and learn about all things biohacking. All conversations are welcome! ⁠⁠IF Biohackers: …

1
From Oceanographer to Eco-Baker: Maddie Hamann on Building a Sustainable Bread Brand to Help Protect the Ocean 52:35

17d ago52:35

52:35

Ocean conservation isn’t always about what’s happening in the water—it’s also about the choices we make on land. In this episode, we speak with Maddie Hamann, a former oceanographer turned sustainable food entrepreneur. Maddie shares how her background in ocean science led her to co-found PACHA, a company that creates sourdough buckwheat bread usin…

1
How Zazou Saeed Helped Ban Single-Use Plastics in the Maldives 11:45

19d ago11:45

11:45

Plastic pollution in the Maldives has become a serious environmental crisis, despite the nation’s image as a pristine paradise. In this episode of How to Protect the Ocean, host Andrew Lewin shares the inspiring story of Zazou Saeed—a young Maldivian surfer and ocean advocate—who rose to become a local conservation hero by campaigning against singl…

1
Orca Conservation, Shark Ethics, and David Attenborough’s Ocean Film 20:39

24d ago20:39

20:39

Orca conservation takes center stage as we highlight an inspiring community-led effort to protect these iconic marine mammals. Andrew explores how nearshore ocean heroes are driving real change, and why their stories matter more than ever. Learn how protecting your local waters can lead to healthier oceans worldwide—and why it’s time we recognize t…

1
#302 - Ben Azadi: Metabolic Freedom, Vitamin G, The Myth Of Metabolism Slow Down, Keto Fasting Content, Coffee CGA, Lack Of Purpose And Obesity, Sluggish Liver Problems, Dopamine Fasting, Seed Oil Problems ... 1:31:04

25d ago1:31:04

1:31:04

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/metabolicfreedom SPONSORS AND DISCOUNTS: SEED: Get 25% off your first month of DS-01® with code 25MELANIE at ⁠seed.com/melanieavalon⁠. FACEBOOK: Join Melanie's Facebook group for a weekly episode giveaway and to discuss and learn about all things biohacking. All conversations are welcome! ⁠IF Biohac…

1
Why Nearshore Ocean Conservation Is Critical for Climate, Biodiversity, and Communities 1:04:51

26d ago1:04:51

1:04:51

Nearshore conservation is often overlooked in favor of flashy offshore marine protected areas. But a growing movement of community-led initiatives is showing that protecting coastal waters might be one of the smartest, most effective ways to safeguard ocean biodiversity and build climate resilience. This episode explores new insights from the Nears…

1
Why Gray Whales Are Dying: Climate, Starvation, and Human Threats 10:23

28d ago10:23

10:23

Gray whales are dying along the Pacific coast—and the reasons are alarming. In this episode, we dive into why hundreds of gray whales have stranded or died between 2019 and 2023. From food shortages in their Arctic feeding grounds to the rising risks of ship strikes and entanglement in fishing gear, we break down what NOAA has called an Unusual Mor…

1
Ontario Weakens Species Protections | Hawaii’s Climate Fee | Deep Sea Mining Clash | Frilled Shark Expansion 36:36

1M ago36:36

36:36

Endangered species protection in Ontario is under threat as the provincial government proposes Bill 5, repealing the Endangered Species Act in favor of weaker legislation. Host Andrew Lewin breaks down what these changes mean for biodiversity, habitat protection, and public accountability, and shares how Ontarians can respond through the Environmen…

1
#301 - Blaise Aguirre, MD: Tackling Self-Hatred, How To Love Yourself, Accepting Compliments, The Role Of Childhood, Dialectical Behavior Therapy (DBT), Therapist Relationships, What If Vs. What Is, The ... 1:39:32

1M ago1:39:32

1:39:32

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/selfhatred BOOK: I Hate Myself LMNT: Get a free sample pack with any purchase at ⁠drinklmnt.com/melanieavalon⁠. INSTAGRAM: Follow Melanie on Instagram to see the latest moments, products, and #allthethings! ⁠@melanieavalon⁠ AVALONX: AvalonX Spirulina is out now! AvalonX supplements are free of toxic…

1
Deep Sea Mining in U.S. Waters: A New Era of Ocean Extraction 34:29

1M ago34:29

34:29

Deep sea mining in the U.S. is entering a new chapter after a recent executive order signed by former President Donald Trump authorized exploration and extraction not only in U.S. Exclusive Economic Zones but potentially in international waters. This move marks a dramatic shift in ocean policy and raises serious questions about compliance with the …

1
Unlocking the Power of the Patient’s Voice in Clinical Trials: Empathy in Action 39:02

1M ago39:02

39:02

Welcome to Unlocking the Power of the Patient’s Voice in Clinical Trials again, our new quarterly podcast series where we dive into the stories and experiences of the people behind clinical trials. Our guest in this episode, Harriet Scorer, a former medical director and life sciences professional, shares her unique perspective on clinical trials, b…

1
Coral Bleaching Across 82 Countries: Why This Global Event Is the Deadliest Yet 18:38

1M ago18:38

18:38

Coral bleaching is not just a temporary event—it’s a climate emergency that can unfold over years. In this episode of How to Protect the Ocean, host Andrew Lewin dives deep into the devastating history of global coral bleaching events, revealing how the fourth and current one (2023–2025) is affecting over 80% of coral reefs worldwide. From the Grea…

1
#300 - Cate Shanahan, MD: Dark Calories, How Vegetable Oils Destroy Our Health, Seed Oils & The Hateful 8, Inflammatory Body Fat, PUFA Depletion, Oxidative Stress, Vitamin E Supplementation, The Four ... 1:06:18

1M ago1:06:18

1:06:18

TRANSCRIPT AND FULL SHOW NOTES: ⁠melanieavalon.com/darkcalories⁠ INSTAGRAM: Follow Melanie on Instagram to see the latest moments, products, and #allthethings! ⁠@melanieavalon⁠ AVALONX: AvalonX Spirulina is out now! AvalonX supplements are free of toxic fillers and common allergens (including wheat, rice, gluten, dairy, shellfish, nuts, soy, eggs, …

1
Octopus Ocean Book: Exploring the Genius Minds Beneath the Waves with Mark Leiren-Young 1:05:00

1M ago1:05:00

1:05:00

Octopus intelligence is nothing short of extraordinary—and in this episode, we dive deep with award-winning author Mark Leiren-Young to explore the surprising minds, behaviors, and conservation challenges of one of the ocean’s most elusive animals. Inspired by his latest book Octopus Ocean: Geniuses of the Deep, Mark shares jaw-dropping stories abo…

1
US Government Rolls Back Environmental Protections for Energy Drilling 9:31

1M ago9:31

9:31

Energy policy shifts in the U.S. are sparking concern as the government rolls back environmental regulations to fast-track oil and gas drilling. In this episode, we examine how these rollbacks could jeopardize ecosystems, especially marine environments, and undermine efforts to transition to clean energy sources. Environmental protections have long…

1
Defunding Science Due To DEI: What It Means for Canada 18:55

1M ago18:55

18:55

Equity, Diversity, and Inclusion (EDI) have become integral components of Canadian science funding. In this episode, we explore Pierre Poilievre's plan to strip funding from research programs that incorporate so-called "woke" policies like EDI. We examine how EDI policies are currently embedded in major grants from NSERC, SSHRC, CIHR, and more, and…

1
#299 - Grace Valentine: Life Of A Top Supermodel, How To Be Confident, Ketamine Therapy, Mental Health Challenges, Overcoming Childhood Trauma, Beauty Standards And Disordered Eating, The Ego, Identity ... 1:05:40

2M ago1:05:40

1:05:40

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/gracevalentine LMNT: Get a free sample pack with any purchase at drinklmnt.com/melanieavalon. INSTAGRAM: Follow Melanie on Instagram to see the latest moments, products, and #allthethings! @melanieavalon AVALONX: AvalonX Spirulina is out now! AvalonX supplements are free of toxic fillers and common …

1
US Opens Up Marine Protected Areas to Fishing: What This Means for Ocean Conservation 8:34

2M ago8:34

8:34

Fisheries: In this episode, we see the surprising news that the U.S. government is opening up parts of its marine protected areas (MPAs) to commercial fishing. This rollback of protections in the Pacific Remote Islands Marine National Monument has sparked debate about the future of sustainable fisheries and marine biodiversity. Ocean: We explore wh…

1
AI-Powered Conservation: The Future of Coral Reef Protection with Andy Ridley 55:03

2M ago55:03

55:03

Great Barrier Reef bleaching is accelerating at a dangerous pace, and yet, hope rises from a unique blend of technology, data, and collective action. In this powerful episode, Andrew talks to Andy Ridley, the founding CEO of Citizens of the Reef, about how they are building one of the most ambitious citizen science movements on the planet. They dis…

1
SI President Siew Yong Gnanalingam asks for Soroptimist Action to Improve Our Environment 25:35

2M ago25:35

25:35

In this inspiring podcast episode, Soroptimist International President Siew Yong Gnanalingam shares her deep personal connection to the environment and why protecting Mother Earth is so close to her heart. She reflects on growing up surrounded by nature and how that shaped her values and commitment to sustainability. At home, she takes small but me…

1
How McKnsea Balances Her Marine Career and Content Creation to Inspire Ocean Advocacy 1:08:08

2M ago1:08:08

1:08:08

Ocean conservation is more than a job—it’s a calling. In this episode, we sit down with McKenzie Margereth, known online as McKnsea, who shares her inspiring journey of making bold career decisions in marine biology while becoming a powerful voice for science communication on social media. Her story highlights the challenges and triumphs of balanci…

1
#298 - Kelly Gores: HEAL Documentary, The Placebo And Nocebo Effects, Spontaneous Remission, When To Use Pharmaceuticals, Religious Healers, Diagnosis Vs. Prognosis, Asserting Yourself With Your Doctors ... 1:07:20

2M ago1:07:20

1:07:20

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/heal SEED: Get 25% off your first month of DS-01® with code 25MELANIE at seed.com/melanieavalon. FACEBOOK: Join Melanie's Facebook group for a weekly episode giveaway and to discuss and learn about all things biohacking. All conversations are welcome! IF Biohackers: Intermittent Fasting + Real Foods…

1
Coral Restoration In Trouble: Why Saving Reefs Takes More Planting Coral 16:45

2M ago16:45

16:45

Coral restoration is often seen as a beacon of hope for our oceans—but are we putting too much faith in it? In this episode, we dive into why coral bleaching has become an annual event, especially on the Great Barrier Reef, and whether restoration can keep up with the pace of climate change. We explore what recurring stress events mean for the long…

1
Rebuilding Fisheries in Canada: Capelin Biomass Falling Yet Fishing Stays Open 10:57

2M ago10:57

10:57

Rebuilding fisheries in Canada: Capelin biomass is only at 16% of its pre-collapse level, which spells disaster for northern cod's recovery. In this episode of How to Protect the Ocean, host Andrew Lewin breaks down the troubling state of Canada’s east coast fisheries. With DFO ignoring science-based recommendations, capelin is being harvested desp…

1
Shark Communication: Graduate Studies, Sharks Science, and TikTok with Kenzie Horton 1:12:08

2M ago1:12:08

1:12:08

Shark communication is critical in changing their "man-eating" reputation from the movie Jaws. Sharks need protection so telling people about the wonders of sharks is essential. Marine biology is more than just a job — it’s a lifestyle driven by passion and purpose. In this episode of How to Protect the Ocean, host Andrew Lewin speaks with marine b…

1
#297 - Steven R. Gundry, MD: The Gut-Brain Paradox, Microbiome Personality Effects, "Intuitive Eating" Problems, Nicotine Benefits, Red Meat Problems, Eating Disorder Causes, Rethinking LPS, And More! 58:55

2M ago58:55

58:55

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/gutbrain LMNT: Get a free sample pack with any purchase at drinklmnt.com/melanieavalon. INSTAGRAM: Follow Melanie on Instagram to see the latest moments, products, and #allthethings! @melanieavalon AVALONX: AvalonX Spirulina is out now! AvalonX supplements are free of toxic fillers and common allerg…

1
Dire Wolf Brought Back? The Wild Science and Ethics of De-Extinction 47:21

2M ago47:21

47:21

De-extinction is no longer just science fiction. In this episode, we dive into the controversial concept of bringing back extinct species—specifically the dire wolf—using cutting-edge genetic engineering. Inspired by the headline-grabbing efforts to resurrect woolly mammoths, scientists are now exploring how DNA from ancient canids could be used to…

1
Rare Intersex Southern Right Whale Discovered Through Genetic Testing 9:49

2M ago9:49

9:49

Intersex marine mammals are an exceptionally rare topic in marine biology, and in this episode, we dive into a groundbreaking discovery of an intersex southern right whale. The whale, sampled in 1989, was recently found to possess XY chromosomes through genetic testing. This revelation opens up new conversations about sex differentiation in marine …

1
How to Pivot, Progress, and Thrive in STEM: How Tafoya Hubbard is Paving the Way for Black Women in STEM 39:33

2M ago39:33

39:33

Tafoya Hubbard’s career is a powerful example of resilience and adaptability in STEM. From navigating early career challenges to leading global clinical trials, she shares key lessons on breaking into the industry, career transitions, and the importance of mentorship. Tune in to hear her insights and advice for those looking to make their mark in S…

1
Why the US Might Start Deep Sea Mining (And What It Means for the Ocean) 14:42

2M ago14:42

14:42

Deep sea mining is making headlines as the United States considers allowing operations within its boundaries. In this episode, Andrew Lewin dives into a recent development involving a Canadian company, The Metals Company, that is pushing to mine the deep sea in US territory. What does this mean for the environment, international law, and ocean cons…

1
#296 - A.J. Jacobs: Living Constitutionally, The Meaning Of Democracy, Interpreting The Constitution, Government Organization & Organizations, Freedom Of The Press, Misplaced Nostalgia, Becoming A ... 1:37:30

2M ago1:37:30

1:37:30

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/constitution INSTAGRAM: Follow Melanie on Instagram to see the latest moments, products, and #allthethings! @melanieavalon AVALONX: AvalonX Spirulina is out now! AvalonX supplements are free of toxic fillers and common allergens (including wheat, rice, gluten, dairy, shellfish, nuts, soy, eggs, and …

1
Seafood Laws and Ocean Justice: How Legal Frameworks Shape the Future of Fisheries 1:04:07

2M ago1:04:07

1:04:07

Fisheries are more than just the act of catching fish—they’re tightly woven into the fabric of science, activism, and community livelihoods. In this episode of How to Protect the Ocean, we speak with Eva van Heukelom about the many layers of fisheries management and how sustainable practices are shaped not just by data and tradition but by the lega…

1
Ocean Conservation Career Is Not A Straight Path...and that's okay 19:52

2M ago19:52

19:52

Ocean conservation careers often don’t follow a predictable path—and that’s completely normal. In this episode of How to Protect the Ocean, host Andrew Lewin shares why expecting a traditional, linear route in marine biology or conservation can lead to frustration. Instead, he reflects on the non-linear journeys many professionals, including himsel…

1
Why Talking About the Ocean in Everyday Life Can Save It 19:35

2M ago19:35

19:35

Ocean conversations matter more than we think. In this episode of How to Protect the Ocean, Andrew Lewin explores how the simple act of bringing up marine topics in everyday conversations—with friends, at restaurants, during social gatherings—can lead to a ripple effect of awareness, engagement, and ultimately, protection. The ocean affects all of …

1
#295 - R Blank: AvalonX EMF-Free Air Tubes, The Science Of EMF Concerns, Hidden iPhone Warnings, Microwaves & Radio Waves, EMF Sensitivity, Carcinogen Classifications, Lifestyle Hacks, Protecting Yourself ... 1:25:18

2M ago1:25:18

1:25:18

TRANSCRIPT AND FULL SHOW NOTES: melanieavalon.com/emf2 AVALONX EMF-FREE AIR TUBES: Get 20% off my brand new AvalonX EMF-Free Air Tubes with code launch20 at AvalonXEMF.us! INSTAGRAM: Follow Melanie on Instagram to see the latest moments, products, and #allthethings! @melanieavalon AVALONX: AvalonX Spirulina is out now! AvalonX supplements are free …

1
How D and D Can Help with Environmental Education Through Immersive Learning 48:52

2M ago48:52

48:52

D and D can help with environmental education by creating immersive, story-driven learning experiences that engage students on a deeper level. In this episode, we speak with Dr. Andrew Thaler, who’s using Dungeons and Dragons (D&D) to teach environmental concepts in a way that feels more like play than a lesson. Through world-building, role-playing…

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Stem Global Action Podcasts

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