Governments with the financial resources have been able to pursue alternative measures within the global marketplace to achieve this goal, while others are re-examining their development and trade policies, and even turning to emergency relief to overcome food crises, such as those experienced in the Horn of Africa and Sahel due to drought.
It is believed to have influenced events as varied as floods along the Mississippi River in 1993 and, later that year, the drought that devastated the African Sahel.
Superstorm Sandy in the United States, drought in Africa's Sahel, a bitter cold snap in Europe and floods in China were just some of the severe weather events of 2012.
Lyse Doucet began her BBC career in Africa where she spent four years covering events in West and North Africa including a spate of military coups, and recurrent drought and famine in the Sahel.
Urgent action is needed to stop drought in West Africa's Sahel region turning into a humanitarian disaster affecting 13 million people, Oxfam says.
Comparative hydrological drought-flood risk modelling at Northern Mexico and West African Sahel region.
The United Nations warns that hundreds of thousands have been forced to flee their homes and millions more are at risk of running out of food in the Sahel, the area bordering the Sahara, which is experiencing a severe drought.
Drought-related emergencies, particularly in the Horn of Africa and Sahel regions, were unlikely to go away in the future, projected scenarios showed.
Instead of tapping into the conflict, Produits du Sud is tapping trees and entrepreneurship in the Sahel two renewable resources while mitigating the underlying factors of drought, hunger and poverty, that fuel hopelessness and despair.
They want action in regions including Sahel, West Africa, where more than 18 million people are suffering from the impact of drought and high food prices.
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