UpstreamExxonMobil discovers 10 billion more barrels in Guyana’s StabroekeditorOctober 7, 2021October 7, 2021 by editorOctober 7, 2021October 7, 20210409 ExxonMobil, the American oil major company, announced this Thursday it discovered 10 billion more barrels of equivalent oil in the Stabroek block, offshore Guyana. Particularly,...