Published: February 6, 2018 7:19 pm
Contrary to expectations, the ozone layer which protects life on Earth from high-energy radiation is actually thinning out in the lower stratosphere, new research has found.
In the 20th century, when excessive quantities of ozone-depleting chlorinated and brominated hydrocarbons were released into the atmosphere, the ozone layer in the stratosphere – at altitudes of 15 to 50 km – thinned out globally. The Montreal Protocol introduced a ban on these long-lasting substances in 1989.
At the turn of the millennium, the loss of…