The air out there

how clean is clean?

Edición de la obra The air out there

"This book helps young readers understand what happens every time living things take a breath--physically, chemically and culturally. It examines the science of air pollution, while discussing the hurdles presented by globalization, politics and basic human need. The book also separates fact from fiction when it comes to both manmade and natural pollution"--Provided by publisher.

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