A mud path winds its up way uphill, offering views on either side of row after row of dense bushes and eventually giving way to a cluster of humble homes, surrounded by ragged, playful children.
A gift of nature, or a valuable commodity? A human right, or a luxury for the privileged few? Will the agricultural sector or industrial sector be the main consumer of this precious resource? Whatever the answers to these and many more questions, one thing is clear: that water will be one of the defining issues of the coming decade.
People living in cities already outnumber those in rural areas and the trend does not appear to be reversing, according to UN-Habitat, the Nairobi-based agency for human settlements, which has warned that planning is crucial to achieve sustainable urban growth.