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Chitin: The Alternative to Plastic

How To Protect The Ocean

Release Date: 04/19/2024

Ocean Book You Need to Read: Amanda Leland’s Vision for a Sea Change show art Ocean Book You Need to Read: Amanda Leland’s Vision for a Sea Change

How To Protect The Ocean

Ocean Book you need to read introduces listeners to Sea Change by Amanda Leland, a powerful and hopeful exploration of how individuals and communities can unite to protect our oceans. Amanda draws from her expertise and experience to highlight the urgency of tackling climate change, overfishing, and pollution, while also showcasing the innovative solutions already underway. Ocean conservation is not only about science, it is about people taking action. In this episode, Amanda shares inspiring stories of collaboration and resilience that prove change is possible. From grassroots initiatives to...

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Great White Shark Populations Have Interesting DNA show art Great White Shark Populations Have Interesting DNA

How To Protect The Ocean

Great white shark DNA is one of the most puzzling mysteries in marine biology. Recent research has revealed that despite being one species, great whites have split into three distinct genetic groups across the globe. What’s even stranger: their nuclear DNA and mitochondrial DNA tell conflicting stories, leaving scientists scratching their heads. Shark philopatry—the tendency of females to return to their birthplace to give birth—adds another layer to this mystery. While philopatry has been well documented in species like lemon sharks and blacktip sharks, great whites show patterns that...

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How Scientists Can Become Advocates show art How Scientists Can Become Advocates

How To Protect The Ocean

Advocacy for scientists is a skill that can transform how research impacts the real world. In this episode of How to Protect the Ocean, host Andrew Lewin reflects on an article by Melissa Varga from the Union of Concerned Scientists that encourages scientists to step into advocacy roles. Andrew shares why many researchers hesitate to speak out, the cultural challenges within academia, and how advocacy can be integrated into a science career without sacrificing credibility. Ocean conservation also depends on people outside the scientific community. Andrew emphasizes that anyone, scientist or...

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Sustainable Fashion with Courtney Barriger: Protecting the Ocean Through Clothing Choices show art Sustainable Fashion with Courtney Barriger: Protecting the Ocean Through Clothing Choices

How To Protect The Ocean

Sustainable fashion is more than a trend, it is a movement that connects what we wear to the health of our planet. In this episode, Andrew Lewin speaks with Courtney Barriger, CEO of Holding Court Inc., about how clothing design can reduce waste, prevent microplastic pollution, and empower people to make responsible choices. The discussion reveals the hidden costs of fast fashion, from synthetic fibers shedding microplastics into waterways to the massive environmental toll of textile waste. Ocean protection is at the heart of this conversation. Courtney shares her journey of creating stylish,...

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Terracycle: Recycling Everything from Plastics to Global Waste Solutions show art Terracycle: Recycling Everything from Plastics to Global Waste Solutions

How To Protect The Ocean

Terracycle is proving that almost anything can be recycled, from cigarette butts to ocean plastics, transforming how the world thinks about waste. In this episode of How to Protect the Ocean, Andrew Lewin speaks with Tom Szaky, the founder and CEO of TerraCycle, to explore how his company is creating global recycling programs that redefine sustainability and consumer responsibility. TerraCycle has become a leader in connecting corporations and individuals to solutions that keep waste out of landfills and oceans. This conversation dives into the economics of recycling, why certain materials are...

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Shark Meat Fed To Students: Brazil’s Hidden School Lunch Scandal show art Shark Meat Fed To Students: Brazil’s Hidden School Lunch Scandal

How To Protect The Ocean

Shark Meat Fed To Students in Brazil’s public institutions has sparked outrage after Mongabay uncovered thousands of tons of mislabeled shark meat, including endangered species like angelsharks, being served in schools, hospitals, prisons, and elderly care centers. Labeled as “cação” or “angel fish,” these meals were consumed by thousands of unsuspecting Brazilians, raising urgent concerns for both public health and ocean conservation. Shark meat in Brazil carries dangerous risks due to high levels of mercury and arsenic that accumulate in these apex predators. Scientists warn that...

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Oceana Working to Protect Endangered Species: How Legal Action Safeguards Whales and Sea Turtles show art Oceana Working to Protect Endangered Species: How Legal Action Safeguards Whales and Sea Turtles

How To Protect The Ocean

Oceana, working to protect endangered species, is at the heart of this powerful episode featuring Tara Brock, an environmental lawyer advocating for ocean life. Tara unpacks how the Endangered Species Act is used to protect humpback whales and sea turtles, and how legal tools like this remain essential to ocean conservation. As threats like ship strikes, climate change, and bycatch continue to rise, Tara explains why this legislation is still one of the strongest protections we have—and how it’s enforced. Throughout the episode, we explore Oceana’s litigation strategies, real-world wins...

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Starting an Environmental Nonprofit: The Balean Founders Story with Bart Oor and Sander Brienen show art Starting an Environmental Nonprofit: The Balean Founders Story with Bart Oor and Sander Brienen

How To Protect The Ocean

Starting an environmental nonprofit often begins with a vision and the determination to make a difference, but it also comes with challenges in funding, community support, and long-term sustainability. In this episode of How to Protect the Ocean, Bart Oor and Sander Brienen share the story of how they created Balean, a platform designed to help independent projects and nonprofits access the support they need to thrive. Independent changemakers are reshaping how conservation work is done. Bart and Sander explain the obstacles they faced, how collaboration shaped their journey, and why Balean is...

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Pacific Islands Marine Monument Rollback and Court Reversal Explained show art Pacific Islands Marine Monument Rollback and Court Reversal Explained

How To Protect The Ocean

Pacific Islands Heritage Marine National Monument: For over a decade, these waters stood as one of the largest no-take zones on Earth, safeguarding corals, fish, and migratory species. But on day one of his presidency, Donald Trump erased the U.S. commitment to 30x30 and soon after issued Proclamation 10918, opening parts of the monument to commercial fishing. Marine conservation at risk: The rollback sparked lawsuits and reignited the debate over whether U.S. marine protections are too vulnerable to political swings. Just two weeks ago, a court overturned Trump’s proclamation on a...

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Less than 400 Left: How Media Coverage Shapes the Fate of North Atlantic Right Whales show art Less than 400 Left: How Media Coverage Shapes the Fate of North Atlantic Right Whales

How To Protect The Ocean

Less than 400 left — that’s how many North Atlantic right whales remain in the world. These critically endangered whales are at the center of an urgent conservation story, but how the media communicates about them plays a powerful role in shaping public awareness and action. In this episode of How to Protect the Ocean, Andrew Lewin sits down with Dr. Marcus Reamer, a new PhD graduate in science communication, to explore how newspapers and digital outlets covered right whale crises over the past decade. Science communication emerges as a critical conservation tool, with Dr. Reamer sharing...

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Andrew 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.