Since July 2020, U.S. oil inventories have plummeted by 421 million barrels, which could throw a wrench in America’s plan to help ease Europe’s energy crunch. The United States will need to pump a lot more oil if it wants to fill its declining stockpiles. Falling Inventories Could Stifle U.S. Plans To Help Europe Replace Russian Oil By Irina Slav - May 02,