Ex-Fracker at Walmart Reveals One Risk to U.S. Oil Supply Growth

Stability, green shift among reasons for leaving oil work

Photographer: Callaghan O'Hare/Bloomberg

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For more than a year, Kristopher Guidry crisscrossed the Texas oil patch, fixing up electrical equipment on drilling rigs. Today, he's studying to become a home appraiser. Abhinav Mishra was an oil engineer in some of the same fields. In January, he started an internship in Silicon Valley. And Andrew Crum, who ran digital operations for fracking outfits, headed to Kansas City, Missouri, where he joined Walmart Inc.'s supply-chain management team.

All three men say they’ve probably left the industry for good.