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The rising global demand for food and the depletion of natural resources requires innovative strategies for sustainable agriculture. Nutrient recoveryNutrient recovery from wastewaterWastewater presents an effective solution by converting waste streams into valuable resources. Each year, over 3 million tonnes of phosphorus and significant nitrogen quantities are lost in sewage, much of which can be recovered using advanced technologies. Wastewater recovery methods like struvite precipitationStruvite Precipitation, membrane filtration, and ion exchangeIon Exchange enable efficient nutrient capture, with phosphorus recovery potentially replacing up to 30% of conventional fertilizers. Extremophilic microbesExtremophilic microbes enhance recovery through processes like Enhanced Biological Phosphorus RemovalEnhanced Biological Phosphorus Removal (EBPR) and nitrogen cyclingNitrogen Cycling. Global regions, including the European Union and Southeast Asia, have demonstrated significant cost reductions and decreased nutrient runoff through these approaches. Nutrient valorization supports the circular economyCircular economy and addresses global sustainability goals, including SDGs 6 (Clean Water), 9 (Industry, Innovation), and 12 (Sustainable Consumption). This chapter highlights the environmental, economic, and technological benefits of nutrient recoveryNutrient recovery, emphasizing its potential to transform agricultural practices and reduce ecological impact.

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Extraction and Valorization of Nutrients from Wastewater

  • 章节

  • 发表日期：

    2026年

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  • B. B. Nayak,
  • S. Mounika,
  • Apurba Baruah,
  • Chunchu Suchith Kumar

摘要

The rising global demand for food and the depletion of natural resources requires innovative strategies for sustainable agriculture. Nutrient recoveryNutrient recovery from wastewaterWastewater presents an effective solution by converting waste streams into valuable resources. Each year, over 3 million tonnes of phosphorus and significant nitrogen quantities are lost in sewage, much of which can be recovered using advanced technologies. Wastewater recovery methods like struvite precipitationStruvite Precipitation, membrane filtration, and ion exchangeIon Exchange enable efficient nutrient capture, with phosphorus recovery potentially replacing up to 30% of conventional fertilizers. Extremophilic microbesExtremophilic microbes enhance recovery through processes like Enhanced Biological Phosphorus RemovalEnhanced Biological Phosphorus Removal (EBPR) and nitrogen cyclingNitrogen Cycling. Global regions, including the European Union and Southeast Asia, have demonstrated significant cost reductions and decreased nutrient runoff through these approaches. Nutrient valorization supports the circular economyCircular economy and addresses global sustainability goals, including SDGs 6 (Clean Water), 9 (Industry, Innovation), and 12 (Sustainable Consumption). This chapter highlights the environmental, economic, and technological benefits of nutrient recoveryNutrient recovery, emphasizing its potential to transform agricultural practices and reduce ecological impact.