The Covanta Energy location used to be a landfill but was converted into a waste-to-energy facility in the 1990s. The remaining ash from the plant is stored in this lined landfill. To get a sense of how high these mountains are, you can see a crane working on the right. This site also generates power by burning landfill gas, methane, into a turbine. The company is also looking at installing flexible solar panels on site to generate more power.
October 21, 2011 9:47 AM PDT
Photo by: Martin LaMonica/CNET
| Caption by: Martin LaMonica
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