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It鈥檚 not the first time an oil boom has been predicted off the coast of Scotland, but this time round we鈥檙e looking not for the black stuff, but the browny green.

Seaweed has real potential as an energy source and the good news is Scotland has plenty of it and the potential to grow lots more.

Biomara is a UK and Irish project being led by scientists at the Scottish Association for Marine Science near Oban. Sarah Mack meets the team to find out how seaweed could contribute to solving the energy crisis.