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	Podcast:		TED Talks Education
	Episode:		Why you should care about whale poo \| Asha de Vos
	Category:		Education
	Duration:		00:05:45
	Publish Date:		2015-01-05 15:59:38
	Description:		Whales have a surprising and important job, says marine biologist Asha de Vos: these massive creatures are ecosystem engineers, keeping the oceans healthy and stable by ... well, by pooping, for a start. Learn from de Vos, a TED Fellow, about the undervalued work that whales do to help maintain the stability and health of our seas -- and our planet.
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