POPULATION EXPLOSION There are now 5.8 billion human beings on the planet, and according to the U.N., the population of earth is expected to grow to around 8.5 billion by 2050. In a world that currently wrestles with such serious problems as global warming, the thinning of the ozone layer,...

The industrialization and technology of the world's higher income nations has a negative effect on the plight of the world's poorer nations. The high-income nations' industrialization encourages child labor, poor living conditions in exchange for material things, and higher world p...