Final answer:
The study of the impact of pollution on certain groups is done by environmental sociology, a branch of social studies. Environmental sociologists analyze research and demographic data to understand how pollution affects different populations.
Step-by-step explanation:
The study of the impact of pollution on certain groups is done by environmental sociology, which falls under the field of social studies. Environmental sociologists examine how humans interact with their environments and the effects of pollution on different populations. They analyze research from various agencies and study demographic data to understand the relationship between pollution and different groups.