Shale Revolution

EghtesadOnline: US oil explorers are yet to fully reap all the rewards of horizontal drilling techniques that helped trigger the shale boom, research firm IHS Markit Energy said.

EghtesadOnline: Oil producing group OPEC is responsible for salvaging the entire oil industry with its deal to curb output, OPEC's secretary general told CNBC, but the US shale revolution has helped to prevent "major, major energy chaos" in the world.