What You Think About Cold Water Oceans Is Probably Wrong
How To Protect The Ocean
Cold water oceans do not always get the same attention as coral reefs and tropical beaches, but they are full of incredible life, beauty, and ecological importance. In this episode of How to Protect the Ocean, Andrew Lewin speaks with Kirsti Burnett about why cold and temperate marine ecosystems deserve more love, curiosity, and protection. From Nova Scotia’s eelgrass beds and coastal inlets to blue sharks, mola mola, leatherback sea turtles, North Atlantic right whales, and cold water kelp forests, this conversation celebrates the ocean environments that many people overlook. The episode...
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How One Puddle Can Hold an Entire Ocean World
How To Protect The Ocean
Tide pools may look like simple puddles along the shoreline, but they are tiny ocean ecosystems filled with fish, crabs, snails, sea stars, worms, algae, and other hidden marine life. In this episode of How to Protect the Ocean, Andrew Lewin explains why tide pools are one of the best ways to experience the ocean without a boat, scuba gear, or expensive equipment. These small pools reveal how much life exists right at our feet, and why slowing down is often the best way to discover it. You will learn how tide pools support biodiversity, why they help coastal species survive between tides,...
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Why Canada Matters to the World’s Largest Sea Turtle
How To Protect The Ocean
Leatherback sea turtles are usually associated with warm tropical beaches, but some of the world’s largest sea turtles travel thousands of kilometers to cold Canadian waters each year. Why? Jellyfish. In this episode of How to Protect the Ocean, Andrew Lewin explains why Atlantic Canada is an important feeding destination for leatherback sea turtles, how cold water ecosystems support huge bursts of life, and why these northern waters matter more than many people realize. Support Independent Podcasts: Need help with your ocean non-profit, company, or project? Get the help you need...
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The Shark That Turns Fear Into Fascination
How To Protect The Ocean
Blue sharks are one of the most beautiful and misunderstood predators in the ocean. In this episode of How to Protect the Ocean, we explore how this sleek, cold water shark can change the way people think about sharks, especially when they see one off the coast of Atlantic Canada. Blue sharks travel enormous distances, follow ocean conditions, and play an important role in healthy marine ecosystems. They are predators, but they are also ambassadors for a better understanding of sharks. This episode looks at why sharks belong in the ocean, why cold Canadian waters are full of surprising life,...
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The Cold Water Fish That Looks Dead, But Isn’t
How To Protect The Ocean
Ocean sunfish are one of the strangest fish on Earth. They can look like a giant floating dinner plate, drift sideways at the surface, and appear almost lifeless, but their strange behaviour is part of an incredible survival strategy. In this episode of How to Protect the Ocean, Andrew Lewin explores why the mola mola, also known as the ocean sunfish, spends time in cold Canadian waters. These waters may not look tropical or crystal clear, but they are packed with plankton, jellyfish, nutrients, and life. That productivity attracts whales, turtles, seabirds, sharks, and even one of the...
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How Do You Protect an Ocean Nobody Owns?
How To Protect The Ocean
High Seas Treaty | Ocean Governance | Marine Protection How do you protect an ocean that belongs to everyone and no one at the same time? In this episode of How to Protect the Ocean, Andrew Lewin speaks with Rebecca Hubbard, Director of the High Seas Alliance, about one of the most important ocean agreements in history: the High Seas Treaty. The high seas cover nearly half of Earth’s surface and contain some of the planet’s most important ecosystems. Yet for decades, there has been no comprehensive way to create marine protected areas, assess environmental impacts, or coordinate...
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The Hidden Fight Behind the High Seas Treaty
How To Protect The Ocean
The High Seas Treaty took nearly 20 years to negotiate, not because countries disagreed that the ocean matters, but because ocean protection becomes much harder when money, power, access, and fairness are involved. In this episode of How to Protect the Ocean, we look at why protecting the high seas is so politically difficult. From industrial fishing fleets and marine genetic resources to enforcement, ratification, and accountability, this story shows why global ocean conservation is never just about science. The treaty creates a framework for protecting biodiversity beyond national...
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Will the High Seas Treaty Actually Change Anything?
How To Protect The Ocean
High Seas Treaty implementation is now the real test for ocean conservation. The agreement was historic, but the hardest part was never getting countries to celebrate the deal. The real challenge is what happens after the headlines disappear. In this episode of How to Protect the Ocean, Andrew Lewin looks at whether the High Seas Treaty can actually change anything for biodiversity beyond national waters. The treaty creates a legal pathway for marine protected areas on the high seas, but enforcement, funding, political commitment, and accountability will determine whether those protected...
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Can High Seas Protected Areas Actually Work?
How To Protect The Ocean
High seas protection sounds powerful, but can marine protected areas actually work thousands of kilometres from shore? In this episode of How to Protect the Ocean, Andrew Lewin breaks down why creating protected areas beyond national waters is historic, but also incredibly difficult. The episode explores the difference between paper parks and real protection, why enforcement matters more than most people realize, and how satellite monitoring, AIS tracking, Global Fishing Watch, political will, and long-term funding could determine whether the High Seas Treaty becomes a turning point or just...
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Who Actually Owns the Ocean?
How To Protect The Ocean
High seas conservation matters because nearly half of the planet lies beyond any one country’s control. In this episode of How to Protect the Ocean, we ask a deceptively simple question: who actually owns the ocean? Andrew breaks down what the high seas are, why international waters have historically been treated like a free-for-all, and why that approach no longer works in a world of industrial fishing, deep-sea mining interests, global shipping, and climate change. This episode explains why the high seas matter to tuna, sharks, whales, sea turtles, global food systems, and climate...
info_outlineAndrew Lewin discusses the potential of replacing plastic with a sustainable substance found in shellfish. Imagine a world where everyday items are eco-friendly and do not harm the environment when disposed of. Join us to explore this innovative solution to plastic pollution and learn how we can all contribute to a healthier ocean.
Link to article: https://www.anthropocenemagazine.org/2024/03/experts-unlock-the-vast-potential-of-seafood-waste-without-the-toxic-after-effects/
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Chitin, a substance found in the shells of seafood shellfish, has emerged as a promising alternative to traditional plastic. Researchers at the University of Connecticut have developed a method to extract chitin from crabs, lobsters, and other crustaceans. Historically, chitin extraction has been challenging due to the use of harmful substances like hydrochloric acid, which can harm the environment. However, the researchers have found a more sustainable approach using non-toxic and biocompatible byproducts from the biodiesel industry.
This breakthrough is significant because chitin-based products could offer a more environmentally friendly solution to plastic pollution. Chitin-based materials have the potential to break down more easily in the environment, reducing the harmful impact on ecosystems. With approximately six million tons of seafood waste generated in the US alone each year, there is a vast potential source of chitin that could be repurposed into sustainable products.
The innovative extraction process involves using organic acids like glycerol, choline chloride, lactic acid, or malic acid to separate chitin from the shellfish material. This method not only makes chitin extraction more efficient but also eliminates the use of corrosive substances that harm the environment. The resulting chitin can be used as a biodegradable replacement for petroleum-based plastics, offering a more sustainable option for various products.
Furthermore, the researchers are exploring additional applications for chitin, such as turning salvaged chitin into nutrient-rich fertilizer for crops. This demonstrates the versatility and potential value of chitin as a sustainable resource. The episode emphasizes the importance of investing in innovative research projects like this to drive positive change and reduce our reliance on fossil fuels.
Researchers have made a groundbreaking discovery in finding a more environmentally friendly way to extract chitin from shellfish, making it a viable option for plastic production. Traditionally, extracting chitin from shellfish has been a challenging and polluting process, involving the use of harmful substances like hydrochloric acid. However, a lab at the University of Connecticut has found a new method that utilizes non-toxic, biocompatible, and cost-effective byproducts of the biodiesel industry, such as choline chloride, glycerol, and organic acids.
This innovative approach involves creating a solvent rich in hydrogen bonds that can break down the original bond in the shellfish material, enabling the separation and release of chitin from other compounds in the shells' complex matrix. This method not only makes the extraction process more efficient but also eliminates the harmful environmental impacts associated with traditional extraction methods.
With this new extraction process, chitin can now be obtained sustainably from the shells of crabs, lobsters, crustaceans, and shrimp. This discovery opens up a world of possibilities for using chitin as a biodegradable replacement for petroleum-based plastics. The potential applications of chitin in plastic production are vast, offering a more sustainable alternative that breaks down harmlessly in the environment.
Furthermore, researchers are exploring additional uses for chitin, such as turning salvaged chitin into a nutrient-rich fertilizer for crops. This demonstrates the versatility and value of chitin as a resource that can be repurposed into valuable products, contributing to a more circular and sustainable economy.
Overall, this discovery represents a significant step towards reducing plastic pollution and transitioning towards more eco-friendly alternatives in plastic production. By investing in innovative research like this, we can pave the way for a more sustainable future and reduce our reliance on fossil fuels for plastic manufacturing.
Governments play a crucial role in driving innovation towards more sustainable practices and reducing reliance on fossil fuels. As discussed in the podcast episode, investing in innovative projects like the use of chitin to create sustainable products presents a significant opportunity for governments to lead the way in environmental conservation. Chitin, extracted from seafood waste, offers a biodegradable alternative to petroleum-based plastics, addressing the pressing issue of plastic pollution.
By investing in research and development of chitin-based products, governments can support the transition towards a more sustainable economy. This investment not only fosters technological advancements but also promotes job creation and economic growth in emerging industries focused on sustainability. Furthermore, the utilization of chitin in various applications, such as packaging and fertilizers, demonstrates the versatility and potential of this natural resource.
Governments should prioritize funding for projects that explore innovative solutions like chitin-based products. By supporting these initiatives, policymakers can demonstrate a commitment to environmental stewardship and climate action. Additionally, investing in sustainable alternatives to fossil fuels aligns with global efforts to mitigate climate change and reduce greenhouse gas emissions.
Overall, government investment in projects utilizing chitin and other sustainable materials is essential for driving the transition towards a more environmentally friendly and sustainable future. By supporting research, development, and implementation of these innovative solutions, governments can play a pivotal role in creating a more sustainable and resilient society for future generations.