Thanks to modern medicine, people are living longer. But can our planet support such a large population? Experts weigh in on the subject, introducing readers to ideas and key details, including how populations grow, change, and how trends are measured. Take Action boxes suggest research activities students can do to increase their understanding of the issue.
Africa is a complex and diverse continent, and its more than 50 countries provide a study in contrasts: democracy and despotism, immense wealth and crushing poverty, modernism and traditionalism, peaceful communities and raging civil wars. The books in this series take a close look at many of the major issues in Africa today, such as AIDS, poverty, government corruption, ethnic and religious tension, educational opportunities, and overcrowding.