You’ll often hear Long Island’s better wines compared to those from the Bordeaux region of France, purportedly because of the similarities between the East End’s climate and that of Bordeaux. But while there are some similarities, it’s a bit of a marketing spin, too. According to Roman Roth, winemaker and general manager of Wolffer Estate in Sagaponack, “The Long Island climate is close to Bordeaux when compared to the hot climates of Australia or California. (But) Long Island is unique. We are much further south.” In describing the differences between Bordeaux and Long Island, Roth continues, “Old World wines are…