Tag Archives | peak phosphorus

Urine as a Commercial Fertilizer?

The separate collection of urine provides innovative opportunities for the improvement of sanitation and the recycling of nitrogen, phosphorus and potassium. Urine separation is an excellent sanitation solution, particularly in places where classic sewer-based sanitation is not sustainable. The Bill & Melinda Gates Foundation is providing a grant of 3.0 million US dollars to support […]

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Peak Phosphorus – What does this mean?

Our ability to provide enough food to feed the human population is dependent on the availability of phosphorus. While the term “peak oil” has become a familiar term in the lexicon of sustainability, the notion of “peak phosphorus” may ultimately be a concern of greater consequence. Phosphorus is an essential nutrient required by plants that […]

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