Conservationists are calling for increased protection of seabeds and coastal habitats around Britain to protect underwater carbon stores in the battle against climate change - interview with Tom Brook of WWF-UK on Blue Carbon Mapping Project. Vast glacier ‘could be lost by 23rd century’. DNA laser crystal storage project ‘to reboot humanity in billions of years'

Also in this episode:

• Blood test early warning for child diabetes
• Antidepressant ‘unexpectedly effective’ fighting brain tumours
• Why are ‘bison bridges’ being built in Kent?

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