The Ozone Layer 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) allowing only the good rays, which give us light and heat, to reach the Earth. filters out the harmful rays of the sun The problem 2) large hole 3) the 1980s, scientists discovered a the ozone layer over make Antarctica. They found that some chemicals people used 4) aerosol sprays destroyed the ozone layer very quickly. The effects the hole in the ozone layer continues to grow, our planet 5) danger. The temperature will rise and the sun's rays will become very harmful to our skin and eyes. Animals 6) even become extinct. be in plants will die and some species may The solution Although a 7).. chemicals in 1987, the ozone layer continues to be in danger. Scientists are trying to find ways to help the ozone layer fix itself, 8) work to do. . of countries stopped using some of these harmful there is still a lot of Read the text and complete the gaps with the correct missing words. Compare with your partner.​

The ozone layer is a protective layer made up of ozone (O3) gas that surrounds the Earth. It acts like a blanket by filtering out harmful ultraviolet (UV) rays from the sun. These rays include UV-B and UV-C, which can cause various health problems such as skin cancer, cataracts, and a weakened immune system.

In the 1980s, scientists discovered a large hole in the ozone layer over Antarctica. They found that certain chemicals, like aerosol sprays, were destroying the ozone layer at a rapid rate. These chemicals contain substances called chlorofluorocarbons (CFCs) and halons, which break down the ozone molecules. As a result, the hole in the ozone layer continues to grow, posing a danger to our planet.

The consequences of a growing hole in the ozone layer are concerning. As the hole expands, more harmful UV rays can enter the Earth's atmosphere. This could lead to an increase in temperature and climate change, as well as more cases of skin cancer, cataracts, and other health issues. Moreover, the harmful UV rays can also affect plants and animals. Some plant species may die, while animals may become extinct due to the impact on their habitats and food sources.

Despite efforts made by various countries to reduce the use of harmful chemicals, the ozone layer is still at risk. Scientists are working to find solutions to help the ozone layer repair itself. However, it is a complex process and will require ongoing efforts. It is important for individuals and nations to continue to support measures that protect the ozone layer, such as using ozone-friendly products and reducing the release of harmful chemicals into the atmosphere.

In conclusion, the ozone layer plays a crucial role in protecting life on Earth by filtering out harmful UV rays. However, due to human activities and the use of certain chemicals, a hole has formed in the ozone layer, posing risks to our planet and its inhabitants. Scientists are actively working to find solutions, but it requires collective efforts and awareness from everyone to ensure the preservation of the ozone layer for future generations.