Exxon Holds Back on Technology That Could Slow Climate Change By January 8, 2021 (Bloomberg) -- Elk and pronghorn antelope migrate each fall through southern Wyoming, where the sparsely vegetated landscape slowly gives way to the foothills of the Rocky Mountains. Interrupting this serene vista is a dense web of steel pipes, tanks, and pumps owned by Exxon Mobil Corp. The industrial complex provides a clue about what lies beneath: an ancient sea of coral and marine life, petrified by time and pressure into a thick layer of rock. Known as the Madison formation, this geologic structure is miles ...