In this June 28, 2021, file photo, Saudi Aramco engineers and journalists look at the Hawiyah Natural Gas Liquids Recovery Plant in Hawiyah, in the Eastern Province of Saudi Arabia. One of the world's largest oil producers, Saudi Arabia, announced on Saturday, Oct. 23, it aims to reach “net zero” greenhouse gas emissions by 2060, joining more than 100 countries in a global effort to try and curb man-made climate change. (AP Photo/Amr Nabil, File) **FILE**
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