Readers will discover that the natural element carbon is found in all living things, including people. This fascinating book explains how the Earths supply of carbon moves among Earth's oceans, atmosphere, ecosystem, and geosphere in a process called the carbon cycle. Accessible text and detailed images help explain such processes as photosynthesis, respiration, and decomposition. Feature boxes highlight examples of the ways in which human activity, such as burning fossil fuels, releases too much carbon dioxide into the air disrupting the balance of the carbon cycle. Readers are encouraged to find ways to take action and find solutions.
This fascinating book explains the patterns and cycles created on Earth by the influence of the Sun and the Moon, as well as by the Earths magnetic poles and the planets rotation on an axis. Informative text, vivid photographs, and detailed diagrams help explain patterns such as day and night, the four seasons, the lunar cycle, the rise and fall of tides, and weather cycles.
The largest land-dwelling mammals on Earth, elephants are in danger of becoming extinct! Endangered Elephants details both the African and Asian habitats of these animals the stages of the elephant life cycle the social structure of elephant herds how habitat loss, war, and poaching have contributed to the endangerment of elephants what people are doing to help save them from extinction
Bears are some of the most loved animals on Earth. All over the world, however, bears are at risk. In Endangered Bears, kids will learn about the lives of these beautiful animals and why they are at risk of becoming extinct. Topics include a bears life cycle the many habitats in which bears live around the world how bears communicate through body language and sounds threats from hunting, poaching, shrinking habitats and global warming
Kids will love reading about these clever and sociable primates! Through beautiful images and descriptive text, kids will learn about the lives of chimpanzees in their African habitats, including what they eat how they use tools why they are endangered what people all over the world are doing to help save them
Overhunting of the wolf in Europe and North America almost led to the extinction of the species in the twentieth century. Today, the beauty and mystique of wolves has created a new wave of support for these animals. Beautiful photographs and informative text help children discover: the life cycle of a wolf wolf bodies a packs need for territory and prey the dangers of habitat loss preserves, national parks, and other places where wolves are protected
Frogs live both in water and on land and require not one, but two, safe and healthy habitats in which to live and find food. It's no wonder then that some frogs are in danger. This important book explains how sensitive frogs are to changes in their environments and why people need to protect them. Children will be fascinated to learn where frogs live and what they eat how tadpoles turn into frogs the dangers of habitat destruction, pollution, and climate change how people are helping frogs