The word fermentation It is the one that appears most frequently in current scientific studies. "In the last five years, neither the word 'champagne' nor the word 'cava' has appeared in scientific studies conducted worldwide." In contrast, in previous years it appeared frequently. champagneand almost never the word digging"Perhaps because scientists don't believe in the brand or because the term that was used is sparkling wine"," stated Dr. Mariona Gil y Cortiella in the talk Trends in scientific research on wines sparklingDr. Gil added that the two leading universities in the world in this research are the University of Reims and the University of Barcelona (UB). This took place at the Palau Moxó in Barcelona and is a prelude to Barcelona Wine Week, which will be held at Fira Barcelona from Monday, February 2nd to Wednesday, February 4th. Dr. Gil explained that one of the research areas is grape varieties, both traditional ones from each region and new ones, which "come from Brazil, one of the countries experiencing growth in production, characterized by its unique viticulture." She was referring to the fact that Brazilian vineyards typically have two harvests: one for wines and sparkling wines, and another to regulate the vine's yield. The varieties used for sparkling wines in Brazil are Syrah, Goethe, and Chenin Blanc.