I think who really killed cock robin is a important book today, one reason why is because its telling you all about the different chemicals and how they can harm the environment. The author had said that we use to use these chemicals, such as DDT, PCB, 2,4,5-T and lead And probably a lot more. The chemicals we use to use were very dangerous. People use to use them on there lawns. Farmers also used DDT to keep the bugs away from there animals and crops. the insects soon trembled and died. Fish turned belly up in the streams. Frogs and other amphibians were killed. Bald eagles ate the dead fish, and when they had their eggs with shells they were too thin to incubate. But when the author went up to that one farmer and told him what harm he’s
