OBD Earth Day (April) - YOUTH

Waking up to find their town invaded by slug-like aliens, sixth graders Margot and Mateo team up with a visiting scientist to save the day.

Rick, a fourteen-year-old foster child, escapes from a juvenile detention facility near Las Vegas and travels to Canyonlands National Park in Utah where he meets a bird biologist working on a project to reintroduce condors to the wild.

The award-winning creator of From Seed to Plant comprehensively explains why animals migrate, combining clear text, maps, infographics and the author's high-detail signature artwork to profile more than 30 species that participate in migratory behavior.

High up in the sky, the Moon has spent her whole life watching the happenings of Earth below, from dinosaurs roaming to planes taking flight, hoping for a visitor, until one day in 1969 when a spaceship soars from Earth. Includes Earth timeline and a history of space exploration.

"Mr. King likes pretty things. He also likes machines. So when he discovers a flower that has been nibbled by a caterpillar, he builds himself a Caterpillar-Catcher. Off he zooms--unaware that his machine is filling the sky with smoke and that his friends are calling him to stop! When he finally does, his friends are not happy. But with some imagination, Mr. King figures out a way to green his machine--and the world around him!"--

Presents a guide to some of the national parks of the United States, designated by state, and includes information on the history of each site and the plants and animals that can be found there.

Take a tour of America's great outdoors and discover the beauty and diversity of its most iconic and majestic national parks. Explore Florida's river-laced Everglades, travel down the white water rapids of the Grand Canyon, trek across the deserts of Death Valley and scale the soaring summits of the Rocky Mountains with this book that brings you up close to nature's greatest adventures. Packed with maps and fascinating facts about the flora and fauna...

Surveys the history of the troubled relationship between wolves and humans, examines the view that these predators are a valuable part of the ecosystem, and describes the conservation movement to restore them to the wild.

Plastic bags are cheap and easy to use. But what happens when a bag breaks or is no longer needed? In Njau, Gambia, people simply dropped the bags and went on their way. One plastic bag became two. Then ten. Then a hundred.

"Some people help keep Earth clean by picking up litter. Others plant trees to help clean the air. Look inside to find out more about helping planet Earth." -- Publisher's description.