There is a lot of natural occurring pollution in the united states, however, humans using cars and power plants account for the most pollution combined.
E. coli infections cause most of the enterobacterial infections in the United States
Los Angeles Greater area is the most polluted city in the United States.
Air pollution
cars
gasoline
the US of A
aaron edwardes
Pittsburgh, Pennsylvania, replaced Los Angeles, California for the most polluted city in America.
The United States
United States
Most deaths from rabies in the United States result from bat bites
A nutrient pollution is one of the most widespread, challenging and costly environmental problem in the United States of America today. Too much phosphorous and nitrogen in the water and air is the cause of this dilemma.