Updated 3 years ago

5 vintage photos taken by the EPA reveal what American cities looked like before pollution was regulated
People would drive through this smog, eating Twinkies, smoking Camels and littering without a seatbelt while their kids jumped around the car.
Iâm afraid people will forget just how awful things used to be, just like people forgot about how deadly polio, measles, tetanus and whooping cough used to be.
