SUN The Ozone Layer ATMOSPHERE What is the ozone layer? The ozone layer is like a blanket that surrounds the Earth. Ozone (O) is the main gas in this layer. 1) filters out the harmful rays of the sun allowing only the good rays, which give us light and heat, to reach the Earth. EARTH The problem 2) the 1980s, scientists discovered a large hole 3) the ozone layer over Antarctica. They found that some chemicals people used 4)... make aerosol sprays destroyed the ozone layer very quickly. The effects If the hole in the ozone layer continues to grow, our planet 5) be in danger. The temperature will rise and the sun's rays will become very harmful to our skin and eyes. Animals 6) plants will die and some species may even become extinct. The solution Although a 7) of countries stopped using some of these harmful chemicals in 1987, the ozone layer continues to be in danger. Scientists are trying there is still a lot of to find ways to help the ozone layer fix itself, 8) work to do.