Chitin: The Alternative to Plastic
Listen now
Description
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/ Follow a career in conservation: https://www.conservation-careers.com/online-training/ Use the code SUFB to get 33% off courses and the careers program.   Sign up for our Newsletter: http://www.speakupforblue.com/newsletter   Facebook Group: https://bit.ly/3NmYvsI Connect with Speak Up For Blue: Website: https://bit.ly/3fOF3Wf Instagram: https://bit.ly/3rIaJSG TikTok: https://www.tiktok.com/@speakupforblue Twitter: https://bit.ly/3rHZxpc YouTube: www.speakupforblue.com/youtube 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
More Episodes
Andrew Lewin discusses the importance of science communication and staying informed about environmental issues such as orcas and plastic treaty talks. He highlights the role of creators on platforms like TikTok in spreading awareness and delves into the significance of speaking up for the ocean...
Published 05/01/24
Published 05/01/24
Andrew Lewin welcomes marine scientist Rebecca Schijns from Oceana Canada to discuss the state of Northern Cod and Capelin stocks. They delve into the challenges facing these fish populations and explore ways for citizens to take action to help move the fishery from a critical zone to a healthy...
Published 04/29/24