U.S. House Speaker Kevin McCarthy has revealed he plans to promote U.S. natural gas exports at an upcoming G7 meeting. McCarthy will frame his agenda in the context of Europe buying more U.S. gas as a way for the continent to wean itself off Russian gas following its war in Ukraine. “If we just replace Russian natural gas with American in Europe alone for one year, we would lower 218 billion tons of CO2 emissions because our natural gas is cleaner. America would be economically stronger, our prices would be lower and the world would…