Air pollution threatens the health of people around the world in an array of ways, from damaging lungs to fueling the life-threatening storms of climate change. Young readers may have experience with some of these impacts but might not understand the causes. This enlightening text has answers about how air pollution can lead to severe illnesses, its role in climate change, and what young readers can do today to help curb its negative impacts. The grade-level appropriate text is enhanced by compelling full-color photos, engaging fact boxes, a diagram demonstrating climate change, and a glossary to bolster student vocabularies. These elements also support the content that aligns with Common Core standards to educate students about how their environments can influence their lifelong health.