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Carbon and brown algae

Seaweed looks to be a very useful thing for the environment – whether as kelp:

Carbon and kelp – Climate Awareness Partnership Sidmouth

… or as brown algae – with lots of stories coming out this year:

The Use of Algae to Reduce CO2 Emissions

How can we further reduce CO₂ emissions? New study reveals algae can help | Argonne National Laboratory

Why California climate change plan must include algae – CalMatters

Here’s the latest as reported by the Mail earlier today:

Brown algae removes 550 MILLION tonnes of carbon dioxide from the air annually and stores it in slime for up to thousands of years, study finds
  • Brown algae absorbs roughly a billion tonnes of atmospheric carbon each year
  • Researchers have found that it secretes about a third of this in its mucus
  • The equivalent of 550 million tonnes of CO2 is stored in the mucus as fucoidan 
  • This molecule takes between hundreds and thousands of years to break down

Brown algae can store atmospheric carbon in its slime for thousands of years | Daily Mail Online

Fucus vesiculosus, or ‘blad­derwrack’, is a type of brown algae present in the North Sea, Baltic Sea and North Atlantic which grows up to 12 inches (30cm) long and sticks to rocks