Rae, Rowena

Discusses cactus, where and how they grow, and the dangers they face in their habitat.

An exploration of land use, covering urban areas, mapping, recreational land, management of land use, and other related topics.

"Part of the nonfiction Orca Timeline series, with photographs and illustrations throughout, this book examines the history, science, ethics and social issues related to infectious diseases and vaccines"--Provided by publisher.

These fish hatch in streams, swim extreme distances out to sea, and then migrate home to where they were born to produce the next generation. But today their habitats and very survival are threatened by human activity. This book looks at the unique biology of salmon, their importance to many Indigenous communities, their cultural and economic impact and the vital role they play in ecosystems. With profiles from scientists, educators, fishers and more, learn about the people who are working hard to change the uncertain future of salmon and improve the chance that these iconic fish can survive for generations to come.

Explores the ocean life, ecosystems, and environmental issues present in the Southern, or Antarctic, Ocean. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

Explores the ocean life, ecosystems, and environmental issues present in the Southern, or Antarctic, Ocean.

"Part of the nonfiction Footprints series for middle-grade readers, this book examines our relationships with watersheds and what we need to do to protect them for future generations"--Provided by publisher.

"Part of the nonfiction Footprints series for middle readers, this book examines the good and the bad of the chemicals we come into contact with in our daily lives"--Provided by publisher.

The Southern Ocean is the most recently named of the five oceans. It used to be considered part of the world's three largest oceans. In 2000, the International Hydrographic Organization decided that the Southern Ocean is distinct from these oceans. The Our Five Oceans series features stunning visuals, detailed maps, educational debates, and challenging research activities. Each book explores key topics such as ocean life, ecosystems, and environmental issues, in order to help readers better understand the importance of protecting the world's oceans. This is an AV2 media enhanced book. A unique book code printed on page 2 unlocks multimedia content. This book comes alive with video, audio, weblinks, slideshows, activities, quizzes, and much more. Book jacket.