800w, 1200w, 1920w" alt="A "raceway"-type microalgae pond, which could be used to purify irrigation runoff from greenhouses" />

While greenhouses produce wastewater that may contain pollutants, microalgae-growing operations require a source of water – which is scarce in many regions. A new project aims to address both problems, by growing water-purifying algae in readily available greenhouse runoff.

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Category: Good Thinking, Lifestyle

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