Bringing Back Our Oceans explains why oceans are at risk and how people are combating plastics pollution, restoring marine biodiversity, and preserving our oceans for future generations. This title also explores the science behind ocean ecosystems and ocean currents. Features include a cause-and-effect flow chart, a glossary, references, websites, source notes, and an index. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint of Abdo Publishing, a division of ABDO.