It's thought to have been around since the 1980s. A brand-new year-round ozone hole has been found over the tropics of the Earth, which, according to the study's authors, is "of significant worldwide concern." The hole is believed to have existed since the 1980s and eluded climate scientists' models, which are often able to foresee such events. By combining observational … [Read more...] about Over The Tropics, A Brand-New Ozone Hole Has Been Found, and it’s Enormous