The year 2011 highlighted ongoing challenges to global food security, from food price volatility, extreme weather shocks, and famine to unrest and conflicts. On the policy front, major devel­opments at the global and national levels both offered grounds for encouragement and pointed to areas where further action is needed.

In 2011 two United Nations bodies adopted ambitious goals for halting land degradation and achieving sustainable development. These goals will be difficult, but not impossible, to meet. The evidence presented here suggests several avenues for achieving a world with no land degradation.

As the population continues to grow and natural resources become scarcer, the need to shift toward an environmen­tally responsible, socially accountable, more equitable, and “greener” economy has become increasingly apparent.

Desde 2007, se produjeron dos rondas de picos de los precios de los alimentos que han contribuido a que al hambre y la malnutrición de millones de personas.

The year 2011 highlighted ongoing challenges to global food security, from food price volatility, extreme weather shocks, and famine to unrest and conflicts. On the policy front, major devel­opments at the global and national levels both offered grounds for encouragement and pointed to areas where further action is needed.

Depuis 2007, deux séries successives d’envolée des prix des denrées alimentaires ont causé la faim ou la malnutrition pour des millions de personnes dans le monde.

The agriculture, nutrition, and health nexus came to prominence in 2011.