The Earth is face a problem about global warming. Climates are changing because of global warming. The effects of this problem results around the world. Such as droughts, storm, wildfire, heat waves to arrive , polar bears have not address as a result of melting glaciers. It happened due to human. In order to reducing pollutions. Solutions already exist. And each of us can play a role in reducing the treat. . So, we should save electricity and save environment. Ture off light, the air condition, electric appliance in order to save more energy. Use public transportation instead of driving your car. Use cloth bag instead of plastic bag. Grow trees to add oxygen to the air.