![]() ![]() The announcement this month is a victory for one of the greatest international scientific collaborations the world has ever seen. ![]() In the words of the UN Environment Program’s Ozone Secretariat, “long-term exposure to high levels of UV-B threatens human health and damages most animals, plants and microbes, so the ozone layer protects all life on Earth.”īut now, after decades of battling to save it - and us - scientists have announced that the hole in the ozone layer, which was detected in the 1980s, is healing. This is the ozone shield, a belt of gas - specifically ozone, or O3, which is made of three oxygen atoms - formed by the natural interaction of solar ultraviolet radiation with O2, the oxygen we breathe. LONDON: You cannot see it with the naked eye but high over your head, just above the altitude at which the highest-flying passenger jets cruise, there is a fragile layer of naturally occurring gas that shields all life on Earth from the deadly effects of the ultraviolet radiation emitted by the sun. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |