People take part in the annual Day of the Dead Catrina parade in Mexico City on Oct. 26, 2025. (AP Photo/Claudia Rosel) October 30, 2025 Drinking tequila and mezcal sustainably on The Day of the Dead Brendon Larson, University of Waterloo; Raymundo Martínez Jiménez, Instituto Politécnico Nacional, and Ronda L. Brulotte, University of New Mexico Tequila’s manufacturing process consumes huge amounts of energy, water and agrochemicals. While some make lots of money, those who harvest the crops make significantly less.