Hayley Todesco from Canada received the 2014 Stockholm Junior Water Prizefor inventing a method that uses sand filters to treat oil contaminated...

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Hayley Todesco from Canada received the 2014 Stockholm Junior Water Prizefor inventing a method that uses sand filters to treat oil contaminated...
Hayley Todesco from Canada received the 2014 Stockholm Junior Water Prizefor inventing a method that uses sand filters to treat oil contaminated water and recover water for reuse. H.R.H. Crown Princess Victoria of Sweden presented the prize at an award ceremony during the World Water Week in Stockholm.

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