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Johnny Ball: climate change does not add up
1 March 2011 Last updated at 15:58 GMT
TV presenter Johnny Ball, known for his grasp of maths, reckons the arguments for climate change just don't add up.
The Think of a Number presenter thinks some science lessons and textbooks are scaring children unnecessarily.
Each week, the Daily Politics offers a platform to a famous person to make a film with their views on a subject before debating them in the studio.
