Chevron CEO Sees Growing Potential in Biofuels and Geothermal Energy Posted by  Robert Buluma | December 11, 2025 The energy world is changing fast, and Chevron, one of the oldest and largest oil companies on the planet, is not sitting on the sidelines. In a recent wide-ranging interview with The Wall Street Journal, Chevron CEO Mike Wirth made it clear: the company sees major, long-term growth in two areas that have nothing to do with crude oil,biofuels and geothermal energy. For a company built on drilling for hydrocarbons, this pivot toward heat from the Earth’s core and fuels grown from plants is nothing short of remarkable. From Black Gold to Green Heat: Why Chevron Is Betting Big on Geothermal Geothermal energy has long been the quiet, reliable cousin in the renewable family,always there, rarely flashy, but suddenly very attractive. Unlike solar panels that go dark at night or wind turbines that stop when the air is still, geothermal plants deliver steady, 24/7 baseload p...