Rivers.
of course the water pollution is more............Because big cities have lots of Industries.........these wastes were mixed in air or otherwise to water...........These leads to water pollution.............
sugar
An advanced culture with Science, cities, and industries is civilization!!!!!!!!!
During the Industrial Revolution, factory workers were one of the most common occupations in cities as urbanization and industrialization led to the growth of manufacturing industries and the need for labor in cities.
Smokestacks of industries.
Milan. It is the centre of fashion and clothes manufacturing. Its industries are very prosperous
The location of a watersource. For example, most major cities are located by water, as water is essential for life.
Water
water
Most major cities in Argentina are located near rivers, in order to get food and water.
Service industries include construction and tourism. As such, you will find these economic activities all throughout most cities in Mexico. However, some cities are more important for tourism, such as Los Cabos, Cancun or Cozumel; industrial cities such as Monterrey, Tijuana and Hermosillo have construction as a paramount economic activity.
Install filtration on all their waste water so it can be reused in the industry, or at least recycled to water parklands.Examine their processes for ways to use less water.Cooperate with cities or other industries to use recycled water. One industry may have clean waste water that another industry can use, perhaps for cooling.