Everyone knows you can make tea out of water, but did you know you could make water out of pee? That’s what Semilla Sanitation has been getting up to with their space mission-inspired water treatment facilities.
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Using waste as a resource, rather than disposing of it as waste, is what makes a circular economy circular. It takes the two ends of a linear product lifecycle – namely resource sourcing at the start and product disposal at the end – and links them together into a closed loop, where the materials contained in end-of-life products are extracted and used as resource inputs to make new products.
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‘Waste isn’t waste it’s a resource’, or, ‘Waste-as-a-resource’ is one of the key principles of the circular economy. It encourages us not to see waste as valueless rubbish that we must get rid of, but rather to treat it as a valuable resource with the potential to generate economic gain when used to create new products.
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