08 Sep 2025
Photo by Shane Stagner The Marine Management Organisation has suspended a licence for a large-scale seaweed farm off the north Cornwall coast, citing new environmental and safety concerns including doubts over whether proposed infrastructure could withstand the area’s “energetic” waves. The suspension follows an internal MMO review of the licence granted in 2023 to Penmayne Ltd […]
11 Jun 2024
Limited understanding of basic ocean processes is hindering progress in marine carbon dioxide removal, with the on-going commercialisation of some approaches “premature and misguided”, say a group of international scientists. In a new paper researchers review the climatic effectiveness of four ‘nature-based’ techniques using marine biological processes. These involve shellfish cultivation, seaweed farming, coastal blue […]
09 May 2023
A United Nations report highlights the opportunities the ocean holds and charts a course to sustainably use marine resources. The United Nations Conference on Trade and Development (UNCTAD) Trade and Environment Review 2023, published on 8 May, analyses the world’s ocean economy – worth an estimated $3-6 trillion – and assesses how human activity and multiple […]