Plants and animals that need one another in an environment form an ecosystem. All ecosystems have energy pyramids that show the exchange of energy from one food source to another. Biomes are areas of the Earth that have their own climate and characteristics. Ecosystems all over the world are in danger due to pollution, hunting, and other factors. By conserving water, recycling, and reducing pollution, we can help protect Earth s ecosystems and biomes....

"Newly reintroduced along with his pack to Yellowstone National Park, Wolf 8 struggles at first. Small and often bullied by his siblings, he must learn to fend for himself in his new home. Soon enough, though, little 8 grows into one of Yellowstone's greatest leaders"--

Living and nonliving things all interact in an ecosystem. Fish swim and breathe in water. Trees take root in soil. Ecosystems looks at the important roles of living and nonliving things in an ecosystem.

"There's no place like home! But why is home so great? It's a place that meets your needs. You feel safe. The food is good. And you have somewhere to sleep. But what is good for you is very different than what camels or fish need. They need different things to survive and make their own home, sweet home!"--

"This artful and accessible guide to Earth's Tree of Life--the reference tool used by scientists to organize the incredible variety of living things on our planet--helps young readers understand how every living creature, from the tiniest germ to the biggest blue whale, is part of one big family tree"--from publisher's description.

Contents: v.l. Coniferous forests, continental margins, deciduous forests, and deserts. v.2. Grasslands, lakes and ponds, oceans, and rainforests. v.3. Rivers, seashores, tundras, and wetlands.

Readers will learn about the three major types of marine biomes.

Mazes through 12 ecosystems, from evergreen forests to coral reefs, from the frozen tundra to hot desert sands.

This is a book about paying attention to your habitat and how it is connected to the environment. The environment is where you are. To be in a habitat does not require a trip to a rain forest or a national park. To become an eco-tracker, all you need to do is observe and record what you see today, what you see tomorrow, and what is different between those two points in time. Then you look for what caused that change. You can keep the information yourself...

"From dry deserts to watery oceans, the world is divided up into many biomes. Explore how the living and nonliving things of a space interact, what makes up each biome, and more. Follow along with easy-to-understand content tied to the curriculum of upper-elementary and middle school students written at a 2nd to 3rd grade reading level. Dyslexia-friendly font and design make learning accessible and a recap at the end promotes checking for understanding...