Roughly 50 per cent of globally traded urea, the nitrogen fertiliser that underpins half of global food production, originates in the Gulf. And Australia imports 70 per cent of its urea from the Middle East. Read more:

Roughly 50 per cent of globally traded urea, the nitrogen fertiliser that underpins half of global food production, originates in the Gulf. And Australia imports 70 per cent of its urea from the Middle East. Read more:

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