With the construction of a hydroelectric dam, especially in a fragile region like the Amazon rainforest, many aspects of the environment are affected. (Santos, Barbosa, & Hernandez, 2009) People living in the Amazon, in the vicinity of these construction site, are often very dependent on natural resources, …

A greenhouse with Fresnel lenses in the south facing roof and a receiver for concentrated Photovoltaics with water cooling (CPVT system) will result in electrical and thermal energy output from the solar energy excess entering a greenhouse. The PV system converts about half of the direct radiation into …