Investigating the planet's biomes and examining the modern threats to each ecosystem, this interactive series challenges young readers to look at how their own actions influence the planet's health. With compare-and-contrast facts and vocabulary-building sidebars, each engaging guide reveals how environmental threats—both human and natural—affect plants and animals.Showcasing the diverse woodland of deciduous forests, this resource reveals how many of its threats come from humans. Covering topics such as deforestation, acid rain, disease, and invasive species, this engaging guide shows how, in the complicated web of life in the forest, even natural threats can be made worse by human activity.