several black beef cattle in a pasture - Kellymarken/Getty Images If you've ever had Wagyu beef, then you already understand why the breed of cattle matters. Wagyu and true Japanese Kobe are highly ...

You'll often see restaurants (fast food burger chains included) boasting grass-fed beef. Food bloggers, too, try to convince people their beef recipes 'deserve' to be made with this pricier option.

The idea of cows grazing in a pasture seems idyllic. We asked experts how their emissions stack up compared to factory farms. Credit...Photo by Ruth Fremson/The New York Times Supported by By Sachi ...