50 simple things kids can do to save the earth

Explains how specific things in a child's environment are connected to the rest of the world, how using them affects the planet, and how the individual can develop habits and projects that are environmentally sound.

Библиографические подробности
Другие авторы: Earth Works Group (Estados Unidos)
Формат: Libro
Опубликовано: Kansas City Andrews and McMeel [1990]
Предметы:

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