The graph given shows the level of air pollution in four different countries (China, America, Japan, and Australia), caused by various factors in 2021. Overall, China shows the highest air pollution level among the four countries.
First of all, electricity generation contributed the least to air contamination in China and Japan. Conversely, electricity generation has become the primary factor of air pollution in Australia. The smallest factor that causes air pollution in America occurred due to industry factor. Other than that, transport is the second-highest factor that contributes to air pollution in all countries except for America and Australia. In contrast, transport has become the main factor of air pollution in America. Australia became the least polluted country, as transport and industry shared an equal part in causing air pollution in the country. Lastly, the industry has become a major factor that triggered air pollution in China and Japan in 2021.
This ends the report
