The threat to today's world is "global warming". Global warming is a gas that raises the temperature of the earth, such as carbon dioxide, water vapor, methane gas. Gases in the atmosphere are increasingly concentrated, and it is said that the heat radiated from the surface of the earth flows back into the space from the air. The heating of the earth disturbs the natural balance and the ecosystem. Global warming is an ongoing process due to human activities such as industrialization, increased number of cars, deforestation and other human activities.
The threat of global war is intensifying with television broadcasting, and pictures of intense conflict between countries are drawn. The threat of global warming, the problem of widespread pollution, the epidemic of drugs in the United States, and the harmful effects of diseases such as cancer, diabetes, Alzheimer's disease. The gap between wealthy people and the poor continues to expand and it is difficult to keep up with living standards. Technology stole the hearts and thoughts of many people, except getting them from the relationships and communities they care about. Mental illness affects one out of every five Americans. Yes, these are dangerous. Or are they?
In recent years, the theme of global warming which is controversial has attracted more attention. Is the threat of global warming a reality? Whether it is man-made or whether it is the natural circulation of the earth. Does it really affect residents of the Earth? You should act against it. If so, it is what kind and range. The surprisingly rapid climate change occurs simultaneously with the increase in the amount of pollutants released to the environment by humans, but this is not just a coincidence. - "1 gallon petrol = 24 lbs of global warming gas emissions" (UCSUSA). Many of us in the world today do not understand the impact of cars on us, our lives, and the world we live in. There is no doubt that the invention of the car has changed our perception of the various technologies created in the past few years. . However, automobiles are one of the main factors in one of the biggest problems in today's world. This question is the name of global warming