Why is DDT harmful to the environment?

Environmental Effects. DDT. DDT is a class 2 insecticide, meaning it is moderately toxic. It is important to note that it was banned in the US in 1972, because of the health risks that emerge from it's usage. Many tests have been conducted in order to determine it's effect on the human body. read more

DDT brought attention to toxic substances in the environment and the questions and concerns of degragation led to a growing focus by both general society and the scientific community. In conclusion, since DDT had a lot of negative effects, it was later banned. read more

In 1972, EPA issued a cancellation order for DDT based on its adverse environmental effects, such as those to wildlife, as well as its potential human health risks. Since then, studies have continued, and a relationship between DDT exposure and reproductive effects in humans is suspected, based on studies in animals. read more