Air, water, and soil pollution are major dangers, both for humans and for the other species with which we share this planet. Young readers will learn how pollution happens, what problems it causes, and how to stop it.
Limba Engleză ● Format PDF ● Pagini 24 ● ISBN 9781615312580 ● Editura The Rosen Publishing Group, Inc ● Publicat 2009 ● Descărcabil 3 ori ● Valută EUR ● ID 7135036 ● Protecție împotriva copiilor Adobe DRM
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