THE SOURCE OF commercial discoveries or hotspots are evolving across Africa. Over the last two decades, reserves additions were driven mainly by offshore Angola and Nigeria, along with onshore finds in Niger, Chad and Sudan, as well as offshore gas in Egypt. Production of deepwater oil continues to grow in the Gulf of Guinea, while new-resource development in Senegal/Mauritania maritime borders and East Africa in prolific Rovuma basin are expected to become the other main engines for growth.
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