Book excerpt: Young readers learn how they can create a greener, healthier world in this powerful nonfiction picture book from authors Diane Z. Shore and Jessica Alexander, with art by award-winning illustrator Wendell Minor. This Is the Earth explores hundreds of years of changing landscapes and the positive and negative impacts humans have had on the environment. Even the smallest actions can help save the world, and this lyrical, rhyming read-aloud text shows how smart and simple everyday habits can protect the planet.