Saudi Arabia and the UAE said that oil remains a cornerstone of the world's energy supply, days before the COP27 climate summit kicks off in Egypt next week.
![Saudi stock exchange [AFP]](/sites/default/files/styles/image_156x88/public/media/images/53D0F238-B90D-4816-BAAF-0DB262FFCDAF.jpg?h=d1cb525d&itok=up0vIHxP "Saudi stock exchange [AFP]")
