In 1942, at the height of British industrial war mobilization, an unlikely cohort scavenged the nation’s coastline for a precious substance. Among them were researchers, lighthouse keepers, members of the Royal Air Force and the Junior Red Cross, plant collectors from the County Herb Committee, Scouts and Sea Scouts, schoolteachers and students. They were looking for fronds and tufts of seaweed containing agar, a complex polysaccharide that forms the rigid cell walls of certain red algae.
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Experts say these attacks are opening up a front of the war that could have massive repercussions. A large portion of the world’s energy supply traverses these waters, and for each day attacks happen and fewer ships take the risk of navigating there, the world gets a little bit closer to an economic crisis.