The use of renewal resources represents today a challenge for the energetic sector having in consideration the geographic location of the country.

The photovoltaic system implemented in Paço de Calheiros allows for the transformation of the direct light into electric energy, through solar cells. The system works connected to the electric network.

The micro-hydro power had the main purpose the use of a renewal energy locally available. It is in operation in the old watermill, being necessary for its integration the revitalization of the mil, promoting the preservation and valorization of the builded heritage.

The photovoltaic and hydric micro production allowed to lower the electricity outlays, taking advantage of the natural resources.