RAVILIOUS, KATE

Power : Ethical Debates about Resources and the Environment / Ravilious, Kate ... – Mankato, Minnesota, USA : Smart Apple Media, 2008. - 46 p., ill.; . . – 978-1-59920-096-5 : 200 tg.

MORRISON, YVONNE

Earth Partners : Saving the Planet / Morrison, Yvonne ... – New York : Children, 2008. - 36 p., ill.; . . – 978-0-531-17753-2, 0-531-17753-X : 150 tg.

MORRISON, YVONNE

Earth Matters / Morrison, Yvonne ... – New York : Children, 2008. - 36 p., ill.; . . – 978-0-531-17747-1, 0-531-17747-5 : 150 tg.

TAYLOR-BURTLER, CHRISTINE

Tiny Life in the Air / Taylor-Burtler, Christine ... – USA : Scholastic Inc., 2005. - 31 p., ill.;– (Children's Press. . . – 0-516-25273-9 : 200 tg.

YOUNG, JUNE

Energy Is Everywhere / Young, June ... – USA : Children`s Press, 2006. - 31 p., Photos;– (Read-About Science. . . – 0-516-25902-4 : 200 tg.

PETERSEN, CHRISTINE

Alternative Energy / Petersen, Christine ... – USA : Children's Press, 2004. - 47 p.– (A True Book. . . – 0-516-22804-8 : 300 tg.

RHONDA, LUCAS DONALD

Air Pollution / Rhonda, Lucas Donald ... – USA : Children's Press, 2001. - 47 p., ill.;– (A True Book. . . – 0-516-22191-4 : 300 tg.

PETERSEN, CHRISTINE

Water Power / Petersen, Christine ... – USA : Children's Press, 2004. - 47 p.– (A True Book. . . – 0-516-22808-0 : 300 tg.

PETERSEN, CHRISTINE

Land Preservation / Petersen, Christine ... – USA : Children's Press, 2004. - 47 p.– (A True Book. . . – 0-516-22806-4 : 300 tg.

PETERSEN, CHRISTINE

Solar Power / Petersen, Christine ... – USA : Children's Press, 2004. - 47 p.– (A True Book. . . – 0-516-22807-2 : 300 tg.