major cities around the world are growing in size and spreading futher into surrounding areas. What are the causes of this growth? What effects is it having?

Many big

cities

on the Earth are expanding and taking over nearby areas. There are several reasons for

this

, including overpopulation and it is having plenty of consequences

such

as environmental impacts. One of the main causes of

this

trend is citizens' growth. Generally, the world’s population is increasing significantly, especially in major

cities

, in which, people have better life standards than in urban areas.

Therefore

, they will have more demand to have more children, leading to an increase in the size of big capital.

For instance

, research indicates that big

cities

such

as New York and Sydney are expanding

due to

the need for accommodations and residential areas;

however

,

this

trend was not fully negative because governments must have urban planning. One of the most concerning effects of

this

trend is environmental pollution.

Firstly

, to enlarge the metropolis, plenty of natural landscapes must be destroyed, leading to habitat loss, and deforestation.

Moreover

, bigger places will consume more energy and emit more carbon air mission into the atmosphere, the main reason leading to air pollution. Many scientists around the world have proclaimed that the world's average temperature has risen over a decade

as a result

of the increase in the width of

cities

and fewer natural resources like trees. These issues must be considered carefully before it is getting worse. In conclusion, many causes are leading to enlarging major municipalities around the world;

nonetheless

,

this

also

leads to threatening consequences.

Thus

, authorities must be aware of

this

trouble and thereby give them accordance principles.