Lengthening droughts in the Horn of Africa have forced many of the region's nomads to seek a new way of life.<br /><br />As the search for new sources of water becomes increasingly desperate, towns and cities are swelling with those who have given up striggling to exist in the countryside.<br /><br />Al Jazeera's Mohammed Adow reports from Djibouti in the fifth of our special reports on Hunger in the Horn of Africa.
