Professor Alison Smith is a world expert on algae, which range from kelp to diatoms. She talks to Jim al-Khalili about their biology and their many uses, such as food and fuels. Show more
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Professor Alison Smith is a world expert on algae, which range from kelp to diatoms. She talks to Jim al-Khalili about their biology and their many uses, such as food and fuels. Show more
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