"From microscopic plankton to giant blue whales, the ocean is teaming with life. All of the plants and animals living below the waves rely on one another to live healthy lives. When some of that ocean life is put at risk, others soon suffer. Uncover the truth about biodiversity, explore its impact on the environment, and learn what you can do to help life in the ocean. Approachable text and engaging images bring this timely topic to life"--