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Why Shit Matters - TED TALK

3 billion people worldwide live in cities without sewers or wastewater treatment plant infrastructure. This forces them to dump their waste into open waters, contaminating the drinking water for others downstream. Imagine if we could harness nutrients in wastewater instead of harming human and environmental health. Christoph Lüthi from Eawag sees a renewable, locally produced and growing resource where others see only human waste. Watch his talk to learn why shit matters!

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