In 2012 countries across the Sahel region are once again facing a serious food crisis. This ecologically fragile region is becoming increasingly vunerable to insufficient rainfall, and fluctuating animal and food prices that are affecting millions of pastoral and agro-pastoralists across this region of Africa.
Theses photos, taken at the end of 2011 in Burkina Faso, Mauritania and Chad, show the extent of the food crisis people are already facing. But by investing now in the ability of vulnerable populations to cope, the worst impacts of the Sahel food crisis can still be avoided.
More than 13 million people are still affected by the crisis in the Horn of Africa.
Oxfam today called on governments to inject significant levels of aid into Yemen so that the country's poorest and most vulnerable benefit from this tentative move to reform.