Carson's purpose in this book is to voice her concern about the lethal consequence of the abuse of DDT and other pesticides. Every century needs such a hero to stand up, guide the public, and halt the mistake human is making.
A book that helped improve people's environmental awareness and launch the environmental movement is Silent Spring written by Rachel Carson. the book stated that uncontrolled use of pesticide not only led to the deaths of animals and especially birds,but also humans. it's title was meant to evoke a spring season in which no bird songs could be heard,because they had all died from pesticides.