Task: Question Answering
Input (English): Process:  -One type of air pollution is the addition of carbon dioxide gas into the air -Some scientists believe that releasing too much carbon dioxide into the atmosphere is one of the causes of global warming -This upsets the balance of the carbon cycle -The ozone layer helps protect us from harmful rays from the sun -It is getting damaged from air pollution such as methane gas from livestock and CFCs from spray cans -Acid rain is created when gasses such as sulfur dioxide get high into the atmosphere -The wind can blow these gasses for miles and then they get washed out of the air when it rains -This rain is called acid rain and can damage forests and kill fish.
 Question: What is the effect of humans are eliminated on less bad effects of pollution.?
Output (English): none