Sites de Eficiência Energética

The Blue Angel (Der Blaue Engel) http://www.blauer-engel.de/en/index.php

Come on labels http://come-on-labels.eu/o-projecto-pt/bem-vindo-pt

Cool products for a cool planet http://www.coolproducts.eu/

DECO Proteste http://www.deco.proteste.pt/ambiente/energia-s316121.htm

EcoCasa http://www.ecocasa.pt

Energy Star http://www.energystar.gov/

New Energy Label http://www.newenergylabel.com/index.php/pt/home/

Promotion3e - Energy Efficient Equipment http://www.promotion3e.ips.pt/promotion3e/

Topten http://www.topten.pt/