44,760 but idk your question so I think that’s the answer
They are easier to carry.
They can be used for navigation within a city.
Water pollution which is a major problem in urban areas have some of the causes such as dumping refuse to the water bodies, discharging of industrial wastes to the water bodies and it is a major problem to the people who rely on this water supply because they can contact disease from the water when they drink it.
<h3 /><h3>What is water pollution?</h3>
Water pollution can be described as the act of dropping any substance that can contaminate the natural state of water into the water bodies.
It should be noted that this one of the problem in the urban cities and this as a result of the discharging of waste from the industries.
Read more about Water pollution at:
brainly.com/question/1235358
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State: California
City: New York City
