As recent conflicts expose vulnerability of fertiliser markets and its effect on food security, VunaNexus offers an alternative As recent conflicts expose vulnerability of fertiliser markets and its effect on food security, VunaNexus offers an alternative W hen staff answer the call of nature at the European Space Agency’s headquarters in Paris, their urine is not simply flushed away – it is turned into something much more useful. While urine-diverting toilets are often associated with smelly