Nitrous oxide: definitely no laughing matter

Farmers, food suppliers, policy-makers, business leaders and environmentalists are joining forces to confront the threat of the

Agriculture accounts for around 70 per cent of N2O emissions. The sources are mainly from soil micro-organisms that make N2O from nitrogen-rich fertilisers added to soils to maximise crop yields. Other significant biological sources of N2O come from the wastewater treatment industries where the greenhouse gas is again produced from micro-organisms.

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