Planet Under Pressure: Too Many People on Earth?

The population of Earth has exploded over the last 100 years. The planet now supports about 7 billion people, and this overwhelming number has many repercussions. Alternative energy resources and the costs of healthcare have become urgent matters. Questions about how to feed, clothe, and house a growing population demand answers. Poverty and overpopulation are no longer just problems for third-world countries but issues that need to be addressed in our own communities. Readers are presented...