... it's a renewable source. The big costs for hydropower are the expenses for building and maintaining the power stations and the dam itself. But in return air, chemical, water, or thermal pollution would not be present" ("Wind, Water, Sun, or Coal"). Advantage to hydropower is increase in water level that can increase the chance of recreational activities like kayaking and fishing. But ... to using solar energy is it's cost effective in terms of fuel and its price would not be affected by the supply and demand of fuels. Solar energy is also pollution free. In addition, as solar energy doe...

• Word Count: 3357
• Approx Pages: 13
• Grade Level: High School