Some findings have revealed that cities around the worlds are growing large. Could you outline the possible causes and predict consequences?

According to some researches, it is widely believed that metropolitan areas and big cities are rapidly developing. Migration and population increase are discussed as principal reasons, while potential problems will be outlined.

Firstly

, it goes without saying that immigration to major cities are growing.

landing

Suggestion

Landing

for appropriate job opportunities and seeking for settlement in

residencial

used or designed for residence or limited to residences

residential

areas

are

Suggestion

is

rudimentary

casuses

give rise to; cause to happen or occur, not always intentionally

causes

of migration. A prime example of

this

can be seen in Tehran, the capital of Iran, as

different group

Suggestion

a different group

different groups

of people move there for better

life

and job conditions.

Secondly

,

overpopulation

is considered another reason, lead to city development. As

general public

Suggestion

a general public

the general public

prefer

Suggestion

prefers

to live in big cities,

birth rate

Suggestion

the birth rate

is boosted.

Thus families

Accept comma addition

Thus, families

become larger and that leads to population increase.

This

makes it quite clear that by immigration and

overpopulation

, cities are developed and lead to metropolitan areas. There is no doubt that various problems are caused by city development. Pollution is one of the major results

af

connects a noun with the preceding word

of

this

matter. As more citizens make use of their personal cars, traffic congestion and fossil fuels contribute to pollution. Another major consequence of crowded cities is

lack

Suggestion

the lack

of access to requisite

life

facilities and conditions.

This

is because

overpopulation

brings about

shortage

Suggestion

the shortage

of natural resources, since most people are not capable of having fair and basic

life

amenities.

Therefore

, pollution and shortage of

life

facilities are two major results of some big cities. In conclusion, city development due to inevitable migration and

overpopulation

has caused multiple difficulties like pollution and shortage of resources.

Although

, living in crowded cities are increasing, methods of encountering problems should be taken into consideration.