Patricia & David Armentrout 
Saving the Environment [PDF ebook] 

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Eco-friendly energy is explained. Current information about saving the environment is provided in this thought-provoking book, ideal for upper elementary and middle school students. In addition to explaining the concept of eco-friendly energy, the book establishes the understanding that it does not take much to make the world a better place.

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格式 PDF ● 网页 48 ● ISBN 9781625132284 ● 编辑 Britannica Digital Learning ● 出版者 Britannica Digital Learning ● 发布时间 2014 ● 下载 6 时 ● 货币 EUR ● ID 3323160 ● 复制保护 Adobe DRM
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