While oil and gas will certainly be needed for decades to come, the oil and gas division may not be Chevron’s top business in 20 years, although it will still be a very big part of the U.S. supermajor’s operations, chief executive Michael Wirth told CNN Business in an interview published on Monday. Big Oil, especially the European majors, have rushed to announce increased investments in renewable energy, and some even plan to reduce their overall oil and gas production. BP, for example, said last year that it would boost its investment in low-carbon energy ten times to US$5 billion a year and reduce oil and gas production by 40 percent by 2030. The biggest oil corporations in the Americas, including U.S. supermajors Exxon and Chevron, have not promised to become net-zero emission businesses by 2050, unlike all major oil firms in Europe—BP, Shell, Eni, Equinor, Total, and Repsol, […]