To lay eggs, a sea turtle swims thousands of miles to the beach where she was born. This long journey is fraught with danger. In many cases, the beaches are now full of hotels, people, and… More →

Tigers are beautiful cats that may disappear from the Earth forever. Once there were eight species, but three are now extinct. The remaining tiger species are also facing extinction. In this… More →

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… More →

The beautiful striped skin of the zebra has long been prized by hunters. Sadly, only one species of zebra is currently not endangered. This colorful and informative book covers topics such as More →

Our modern world runs on energy to power our homes and industries. We all know the problems with burning fossil fuels to create energy - it pollutes the planet and we are running out of… More →

As cities and populations grow, we need more and more energy to run and heat our homes and to power transportation. Readers will learn how energy engineers help make sure that our energy… More →

From lighting our homes to helping us travel, we depend on energy every day. This enlightening title introduces readers to the innovative entrepreneurs who are powering forward with new ways… More →

Beneath Earth's surface is a boundless source of energy - geothermal energy. Heated by our planet's red-hot core, hot water and hot rock below the ground on which we walk already provides… More →

From trees and plants to bugs and birds, every living thing on Earth is a form of energy. And all living organisms create energy, too, in the form of their waste. The energy of living things… More →

Earth has a limited supply of fossil fuels, and in the near future this supply will come to an end. However, more people live on the planet than ever in its history - and they all need… More →