雅思口语part3: Do you think it is necessary to make environmental protection as a subject
Yes, I believe so. Protecting the environment needs a lot of specialist knowledge. Take PM 2.5 for example, which has caused various problems in China. To alleviate the situation, we have to find out its causes and then make targeted solutions. This article is from Laokaoya website. Each stage needs experts who can be cultivated by studying the subject of environmental protection. The same is true in other environmental areas, such as waste disposal, global warming and the hole in the ozone layer.