Scientists covered 200 square metres of a Swiss glacier with sheep’s wool; early tests found it protected the ice about as well as plastic sheets, but only 0.02% of Swiss glacier ice is covered
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September 8, 2026
A sheep wool-covered snow protection test site is pictured during a press conference presenting the results of the “Keep It Wool” glacier protection experiment in Les Diablerets, Switzerland A natural wool covering placed over 200 square…