... tested, always asking if the dam can withstand the powers of human nature. ______________ 3. http://www.soton.ac.uk/~engenvir/environment/alternative/hydropower/hydquakes.htm Studies have also shown that behind hydro dams in large reservoirs they have found vegetation, submerged by flooding. Their studies have shown that these may give off quantities of greenhouse gases equivalent to those from other sources ... of environmental concerns, and economic constraints, the actual amount of electricity, which will ever be generated by hydropower, will be less than the theoretical potential. "...

• Word Count: 1560
• Approx Pages: 6
• Has Bibliography
• Grade Level: High School

... on the rise in today's society and is a definite prospect for heavy use in the future. In fact, "biomass is expected to make up over three-fifths of all non-hydro renewable energy between 2000 and 2020- (REPP-CREST, 1). Currently, the most common form of biomass energy is called Ethanol. Ethanol is made from corn and other grains and is more ... ...

• Word Count: 1298
• Approx Pages: 5
• Has Bibliography
• Grade Level: High School

... is there are some alternatives to getting power, but the problem is the cost of building these alternatives. One alternative to generate power instead of burning fossil fuel is hydropower. "Hydro electricity is generated through water pressure. Hydroelectricity energy is one of the cleanest and cheapest alternative sources. Power stations that contain turbines and generators are built near the downstream side ... ...

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

... help the salmon "step up" the dam to the spawning grounds upstream. Towns must relocate as well, in order to accommodate the dam buildings. In addition to solar power and hydro power, wind power is another popular and viable renewable energy technology. Wind turbines are the mechanical devices used to harness the energy from the wind. Like solar modules, they are ... ...

• Word Count: 2467
• Approx Pages: 10
• Grade Level: High School