The earth's not dying, it's being killed. Only a movement for renewable energy will save it.

Energy can be neither created nor destroyed—but it can be wasted. The United States wastes two-thirds of its energy, including 80 percent of the energy used i

Wind energy harnesses the power of the wind. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is used, how it

It may sound simple. Fashion a set of blades, attach them to a generator, set the machine on top of a tower, and let the wind do the work of creating electricit