10 Top Oil-producing Countries Story by Melissa Pistilli • 3mo In recent years, the global oil market has been impacted significantly by COVID-19 disruptions, price wars between oil-producing ...

Any increase in the oil recovery rate will, in addition to the increased profit, have a considerable positive effect on the environment, as the remaining oil from marginal fields can be extracted ...

Kazakhstan, one of the world's 10 biggest oil producers, increased pressure on international companies operating in the country on Tuesday, calling for improved contract terms.