In order to remain sustainable with our growing population we need to add four times the amount of phosphorus into grasslands than there already is. Most grasslands around the world have more phosphorus being removed than added to it – a precursor to infertile lands, where no arable crops can grow.

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In order to remain sustainable with our growing population we need to add four times the amount of phosphorus into grasslands than there already is. Most grasslands around the world have more phosphorus being removed than added to it – a precursor to infertile lands, where no arable crops can grow.