Steve works at a gas station in an urban area. he is constantly exposed to particulate material emitted from vehicles. for this reason, steve is likely to suffer from which of these

Migration people get up and go cause they feel it is best for them 

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!

According to new research, more than 5..5 million deaths are associated with polluted air. hope this : ).