Madagascar is the fourth-largest island in the world and home to 32 million people, most of whom live on one side. The island is situated off the southeast coast of Africa and consists of numerous ...

Experts estimate that out of the 600,000 square miles that make up Madagascar, half of the island is covered by the heavy oil-rich sedimentary basins of Morondava, Majunga and Ambilobe.

Six are found in Madagascar, an island in the Indian Ocean; one is found on the continent of Africa; and the last is far away ...