Oyster farming in Arcachon Bay faces high mortality rates, leading to significant waste. The regional committee repurposes shell waste into eco-friendly concrete, developed by Professor David Grégoire's team. This concrete is used in pathways and to reinforce coastal structures. Additionally, a project in Spain transforms discarded fishing nets into durable products. These initiatives promote a circular economy by recycling marine waste into valuable materials. Teljes cikk (Euronews.com)