Protecting the ozone layer is important
The ozone layer, a layer of gas (O3), partially protects the Earth from the sun’s ultraviolet (UV) radiation. In the 20th century, the use of chlorofluorocarbons (CFCs) made a huge hole in the ozone layer. The avoidance of ozone-depleting products and practices and global government action under the Montreal Protocol have halted ozone depletion and […]
