Thirty ready-to-color images chronicle the past and future of environmentally friendly energy sources. Ranging from ancient water wheels to modern solar cell panels, they depict a fascinating variety of nonpolluting methods of generating power.And printing on recycled paper helps minimize our consumption of trees, water and fossil fuels. The text of ... This coloring book depicts the developments and uses of these aGreen Energya resources, while providing engaging coloring pages.
|Author||:||A. G. Smith|
|Publisher||:||Courier Corporation - 2010-02-01|