Uploaded September 2025 | Updated September 2026, 2 weeks ago

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Students from the University of Hamburg introduced a biodegradable, shark-skin–inspired riblet coating that prevents marine biofouling and enhances vessel fuel efficiency. The coating, made using PVA molds and silicone, avoids toxic chemicals and reduces drag, offering both ecological and economic benefits.
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About the Sustainable Development Solutions Network (SDSN):

The UN Sustainable Development Solutions Network (SDSN) was set up in 2012 under the auspices of the UN Secretary-General. SDSN mobilizes global scientific and technological expertise to promote practical solutions for sustainable development, including the implementation of the Sustainable Development Goals (SDGs) and the Paris Climate Agreement. SDSN works closely with United Nations agencies, multilateral financing institutions, the private sector, and civil society.

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