Phosphorus is one to keep in mind, but with a shift from mining to reclaiming (i.e. from sewage treatment) it should be manageable.
Avoiding phosphorus (and fertilizers in general) to be wahsed into the sea also has a big impact on the environment.
Scaricty->price->innovation
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Avoiding phosphorus (and fertilizers in general) to be wahsed into the sea also has a big impact on the environment.
Scaricty->price->innovation