SEATTLE, March 31 (UPI) -- Testing by U.S. scientists finds that the Pacific Ocean is getting warmer and more acidic, while the amount of oxygen is decreasing. Scientists with National Oceanic and Atmospheric Administration's Pacific Marine Environmental Laboratory and the University of Washington say the ocean is becoming increasingly acidic because of its absorption of carbon dioxide, the Seattle Post-Intelligencer reported Friday. "You don't have to believe in climate change to believe that this is happening," said Joanie Kleypas, an oceanographer with the University Corporation for Atmospheric Research, a non-profit organization based in Boulder, Colo. "Acidification is more frightening than...