miércoles, 5 de octubre de 2011

presentation #2

How did cities develop and why are they growing
Cities become development because all the fabrics the  exportations  they have like a country the cities grow because evey day because the birth rate
Why is population growth dangerous?
Overpopulation is most definitely a problem in the world that we know and live in today. We are short of natural resources and the constant presence of the ever-reproducing human being has tarnished this planet beyond repair.

What are the worlds most populated cities and how do they function
The most populated cities in the world are Tokyo, Mexico City and New York City.




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