Discovery News: The supercharging of weather patterns by global warming is making some parts of Earth’s oceans much saltier while others parts are getting fresher. Global warming has ramped up the planetary water cycle since records began in 1950. The salinity of different parts of the oceans serves as a rain gauge for researchers. An army of 3,200 autonomous ARGO buoys gathered data used in this study. The supercharging of Earth’s water cycle by global warming is already making …