Urbanization and industrialization
The answer is smog
no
You and your question!!!
Desalination plants are not a major source of groundwater pollution. Groundwater pollution is typically caused by activities such as industrial discharges, agriculture runoff, and leaks from underground storage tanks.
roadways
The largest source of human-caused air pollution is the burning of fossil fuels. 90% of air pollution is from power plants and automobiles.
77% i think
Uses of fuels in cars , industries , household activities , etc.
Major towns in Canada, such as Toronto, are cosmopolitan, and quite busy. Larger cities have more pollution, as well as traffic and people in general.
a dick
There is major air pollution in Mexico, the USA, and South America. Walking the streets of some mega cities for a day is the equivalent of smoking 60 cigarettes. Hope this answer is what you needed!
Nonpoint-source pollution is contamination that originates from diffuse sources, such as runoff from roads, agricultural fields, and urban areas. It is a major contributor to water pollution and can be challenging to control because it comes from widespread and varied sources. Examples include pesticides, fertilizers, and sediment washed into water bodies by rainfall.