Population is the most serious problems for environmental crisis in all over the world. Due to this rapid increase in population environment is pulling this world to some natural calamities in some way. This help the environment to eliminate the excess of population in the surrounding. When we are realising the the crisis, we don't cut down trees and we don't make every cultivable land into an building. When we are understanding the crisis, the nature will also stops this calamities and protect us.