State and local governments operate departments for education, health, transportation, and law enforcement....

The footsteps of Lewis and Clark in the early 1800s changed history. After journeying over 8,000 miles on land and water, Lewis, Clark, and their Corps of Discovery found new plants, animals, people, and lands. Ordered by President Thomas Jefferson, they reached the Pacific Ocean before other explorers, claiming land west of the Mississippi River for the United States. Along the way, they encountered deadly grizzly bears, saw herds of buffalo, overcame starvation and freezing temperatures, lost their way in the woods, sought guidance from the Native Americans, portaged raging waterfalls, and Lewis even survived a stray bullet. Lewis and Clark opened travel to the west. America was growing, and these brave explorers led the way....

Can one person really make a difference? Yes! Every environmental change you and your family adopt can make the earth a cleaner and greener planet for you and the generations of people who will follow in your carbon footprints. Discover what you can do in your home to make it a better place for the environment, and how going green can save green money, that is. Meet other young people who are making a difference, and read about the green-living efforts of some of your favorite celebrities. Sometimes parents and other adults need someone to nudge them to make changes in their lives. Find out how that person can be you....

In the ancient forests of North America lives a nocturnal hunter the spotted owl. With its keen eyesight and hearing, it listens and watches for prey. From western Canada to Mexico, and in the states between these two countries, wildlife biologists are observing and counting spotted owls. Once abundant in number, this flying predator s days on earth may be limited if changes aren t made. To make wood products, the lumber industry is destroying the forests in which spotted owls reside and search for food. Some spotted owls are unable to locate the prey that they need to live. They are starving. In this book, read out how this owl lives, what threats it faces, and what scientists and protesters are doing to help it. Then find out what you can do to help save this threatened bird....