Although persistent drought in West Africa is well documented from the instrumental record and has been primarily attributed to changing Atlantic sea surface temperatures, little is known about the length, severity, and origin of drought before the 20th century.
For at least 3,000 years, a drumbeat of potent droughts, far longer and more severe than any experienced recently, have seared a belt of sub-Saharan Africa that is now home to tens of millions of the world
The recent decades-long drought that killed 100,000 people in Africa's Sahel may be a small foretaste of monstrous "megadroughts" that could grip the region as global climate change worsens, scientists reported on Thursday.
In spite of the intention of governments to increase the use of renewable energy in electricity supply, particularly the use of solar photovoltaic (PV) for energy poverty reduction in rural and peri-urban areas of Africa, there is relatively little information on how solar PV electrification impacts on energy poverty reduction.
Agrobiodiversity and indigenous knowledge represents a strategic force to combat poverty and food insecurity. Women's income from shea nut tree products pays for children's school fees, clothing, food and items of daily use, while the oil itself nourishes the family.
climate change Poznan talks begin Delegates from 186 nations congregated in the Polish city of Poznan on December 1 to negotiate a new climate change treaty to succeed the Kyoto Protocol in 2012. Ministers discussed their vision for long-term cooperative action and emphasized the economic slowdown should not overshadow the fight against climate change. unfccc Executive