The subject is a sore spot for the wine sector in Portugal. A famous wine brand from Alentejo (region in south Portugal) called Esporão, which also has business interests in Douro, became one of the active voices of the campaign "Save Tua, protect the Douro"
Den Weinsektor betreffend, ist die Angelegenheit in Portugal so sensibel, dass die aus dem Alentejo stammende Marke Esporão zu einer der aktiven Stimmen der Aktion “Rettet den Tua, schützt den Douro” wurde.