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 compares to other forms of energy, and
Hydropower makes use of the energy in flowing water. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is harnessed, how it compares to other forms of
Geothermal energy makes use of the energy already present within the earth. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is harnessed, how it com
