Books with author Peggy Parks

According to the U.S. Department of Justice, more than 20,000 violent gangs with approximately 1 million members were criminally active in the United States as of September 2008. Through objective overviews, primary sources, and full-color illustrations, this title examines How Serious a Problem Are Gangs? Why Do Young People Join Gangs? Can People Leave the Gang Life Behind? and Can Gang Violence Be Stopped?

According to the U.S. Environmental Protection Agency, garbage has grown exponentially in the United States since 1960, increasing from 88 million tons (80 million metric tons) to 250 million tons (227 million metric tons) in 2008. Through objective overviews, primary sources, and full-color illustrations, this title examines How Serious a Problem Is Garbage? Is Toxic Waste a Serious Problem? How Effective Is Recycling? and How Can Garbage Be Reduced in the Future?

People throughout the world rely on coal for generating electricity and for powering factories that make products such as steel, cement, and paper--yet because it is such a dirty fuel, as well as a finite resource, coal is highly controversial. Through objective overviews, primary sources, and full-color illustrations, this title examines How Dependent Is the World on Coal Power? Does Coal Burning Threaten the Environment? What Are the Environmental Effects of Coal Mining? and What Is the Future of Coal Power?

Teachers help children learn about the countries of the world and the stars in the sky, famous people from the past and predictions for the future. They teach math, and science, and history, and they help children learn why these things matter. This book discusses different types of teachers, what they do, and what they need to know to do their jobs.

The Obama administration has given high priority to development of alternative energy sources. People have relied on the power of the wind for thousands of years, and today wind power is becoming an important source of energy for generating electricity. Through objective overviews, primary sources, and full-color illustrations, this title examines, Can Wind Power Supply the Worlds Energy Needs? Can Wind Power Reduce Dependence on Fossil Fuels? How Does Wind Power Affect the Environment? What is the Future of Wind Power?

For thousands of years, people have gazed into the night sky and observed the stars. Scientists estimate that about 6,000 stars are visible with the naked eye, but there are billions more that cannot be seen from Earth. The various star formations, such as Orion and Ursa Major, are known as constellations. This book will examine those and other constellations, as well as discussing how they were discovered and mapped throughout history, some myths from the past, and what modern scientists have learned about them.