Investigating the planet’s biomes and examining the modern threats to each ecosystem, this interactive series challengesnbsp;young readersnbsp;to look atnbsp;how theirnbsp;own actionsnbsp;influence the planet's health. With compare-and-contrast facts and vocabulary-building sidebars, each engaging guide reveals how environmental threats#151;both human and natural#151;affect plants and animals.

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Examining this growing biome, this guide shows that the desert is more than just a giant sandbox. Discussing desertification and how environmental change#151;such as ranching, overdevelopment, and cactus collection#151;innbsp;this area can threaten life outside the desert, this resource instructs students on the need to treat the desert with care.