Solar Energy and Clean Water

12 March 2010
Presented by Meera Senthilingam.

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This week we find out flexible solar cells could provide a new, portable source of power and how the seeds of the moringa tree can be harnessed to purify water sources in Africa. We also find out why some people are more susceptible to Tuberculosis and we find out if money really can grow on trees, in Question of the Week!

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