Proven sources of natural gas are about 175 1012 cubic metres (representing about 105 gigatonnes carbon), but it is estimated that there are also about 900 1012 cubic metres of "unconventional" gas such as shale gas, representing about 540 gigatonnes of carbon.(In the past, quantities of hydrocarbons were greater.. 
The new six departments have not been assigned a capital yet.Alibori Korasomequẹbọr8CCollin Kodressing olókùnttoral Moneme Zou in 1999Benin.. 