Overpopulation
Michael Orr, Eathen Sites, Austin Powers, Obi Obalio
Europe
Right now 739,165,030 people live in Europe with 134 people per square mile. This many people can cause many problems.
Acid Rain
One problem overpopulation can create acid rain by the people needing to burn a lot fossil fuels like coal for highly populated areas. It can rain down on farms in the area it causes long-term damage to the farm lands, destroying the crops and even hurting the economy.