#9. Ozone Layer Depletion
The ozone layer is an invisible layer of protection around the planet that protects us from the sun’s harmful rays. . Toxic gases reach the upper atmosphere, they cause a hole in the ozone layer, the biggest of which is above the Antarctic. The CFC’s are banned in many industries and consumer products. Ozone layer is valuable because it prevents harmful UV radiation from reaching the earth. This is one of the most important current environmental problem.