Here's a picture that illustrates what all the words on the first page mean. When SO 2 and NO x combine with the air, acid rain is created.
Acid rain is very bad and can hurt the environment.
It can burn the leaves on your favorite plants and trees. It can even hurt the animals that live in the environment by stopping them from having babies. Currently, there are programs within the government that make factories limit the amount of bad stuff they produce. So far, it seems like these programs are working, but only time will tell. Then find the section for teachers and students.