Why are fossil fuels used so much today?

They have been the most efficient energy source available.

nobles

explanation:

someone who has high morals and ideals or people who are royalty or who have good breeding. an example of noble is a person who is always honest and charitable. an example of noble is a king.

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.