By SIMON CONSTABLE
It could be time to feed your portfolio with some plant food stocks, but only if you are prepared to take a very long-term view.
The world's grasslands, which is where much meat and milk production ultimately starts out, are being depleted of a vital mineral. Phosphorus is the chemical that farmers apply through fertilizer to replenish grassland after grazing.
A new study that in the Nature Communications journal warns that an acceleration in grassland degradation will require farmers to apply four times as much phosphorus – both from livestock manure and commercial products – to their pastures by 2050 to "achieve an anticipated 80 percent increase in grass production" and keep the soil fertile. Read more here.
Photo by chris robert on Unsplash
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