The environment challenge

Discusses problems related to famine and drought around the world, and examines some solutions. Features color photographs and charts, sidebars, statistics, case studies, a glossary of terms, and sources of more information.

Natural resources have supported life on Earth for over 3.5 billion years. However, many of the nonliving resources human beings use, including fossil fuels, will run out one day, and resources such as air, water, and soil, are in danger from human activity. Includes information about renewable resources, sustainable development, population growth, energy resources, and ecological footprints.