Sustainability is a catch-all term that’s tossed around casually to refer to just about anything even remotely related to climate action, resource conservation, and land stewardship. But for Martin Reyes, MW, and the panel of winemakers that joined him for the “Napa Valley’s Green Scene” session at SommCon in San Diego in September, achieving sustainability requires taking concrete steps with the intention of ensuring the viability of the planet, the broader community, and the wines that are grown and produced in Napa Valley well into the future.