This week on the Ontario AgCast- Can we have a public conversation about agriculture that isn’t polarized, vitriolic and, ultimately, counterproductive? Maybe, just maybe. Here’s a place to start. Tamar Haspel is a journalist and Oyster Farmer, who’s been on the food and science beat for almost 20 years. She writes the James Beard award-winning Washington Post column, Unearthed, which covers food supply issues, and contributes to National Geographic, Discover, and Edible Cape Cod.