I believe everyone should read Silent Spring on their own accord to understand the beginnings of the modern environmental movement, but requiring it as reading in high schools would be irresponsible. The book is outdated and it's science is questionable. The ban on DDT is still very controversial with many believing it is directly responsible for the deaths of thousands due to disease. Some wildlife was undoubtedly helped, but to what extent and at what cost is the issue.
But is it True presents a very in-depth discussion of this ban and the science and politics involved.