because because because because because because....... BECAUSE
most pollution is caused by fuels,chemicals and etc.
One of the most popular books about pollution is called "Pollution". It was written by Cynthia A. Wiley in 2010.
air pollution travels in the air
Industrial effluents.
Air pollution
Humans create the most air pollution. Power plants are known to create the most pollution in most areas of the world.
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.
There is no single city that produces the most pollution as it varies depending on the type of pollution and location. However, cities with high levels of pollution typically include Beijing (China), New Delhi (India), and Cairo (Egypt).
most do
china
cars
Human activities.