After Juan arrives, the three of them get into a heated argument about the environment. They each accuse the other of contributing to ozone depletion and causing Earl's dog, Roscoe, to get skin cancer. Who is most guilty?

Skin cancer is mainly due to increased exposure to UV rays from the sun. And their incidence rate has become high lately in the holes in the ozone layer caused by air pollution.

Each person has a share of resposability concerning the pollution of the ground, and this also applies for the air pollution (industries, vehicles, fires, toxic products ...).

According to NASA researchers, climate hazards could have an unexpected origin, that of air pollution generated by the Asian continent (seat of the majority of the global industry in several areas). These NASA scientists have demonstrated that the gases produced by the 20 most polluted Asian cities in the world affect global climate.

B) Cindy because CFCs directly react with ozone, removing it from the atmosphere.