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A quale tematica sei più interessato?

7 votes
Solare termico
 
14% / 1 vote
Solare fotovoltaico
 
29% / 2 votes
Eolico
 
14% / 1 vote
Risparmio energetico
 
43% / 3 votes
Bioarchitettura
 
0% / 0 votes
Geotermia
 
0% / 0 votes


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