Earth’s ozone layer is on the mend
by Justine Calma from The Verge - All Posts on (#67P7B)
In a report released October 3rd, 2000, the Goddard Space Flight Center said satellites have observed an 11.5 million square-mile hole, a severe thinning of Earth's protective ozone layer, over Antarctica. | Image: Newsmakers via Getty Images For decades, the Earth's ozone layer, which protects life on our planet from the sun's harmful ultraviolet (UV) rays, has taken a beating from common chemicals used in everything from refrigerants to hairspray. But now the holes in the ozone layer are diminishing, thanks to a decades-long global effort to repair it, the World Meteorological Organization (WMO) confirmed yesterday.
Scientists first discovered a gaping hole over the Antarctic in 1985. A couple years later, countries around the world adopted the Montreal Protocol, a global effort to phase out ozone-depleting substances." And now, thanks to that work, scientists expect the ozone layer to start looking more like its normal, healthy self in the coming decades. That lowers the...