Panera is adopting carbon labels for its entrees

A decade after becoming the first national restaurant chain to label its menu items with calorie counts, Panera Bread is going a step further by labeling which of its entrees are climate friendly. Starting today, the fast-casual chain will use “Cool Food Meal” badges to denote which salads, sandwiches, and soups have carbon footprints of less than 5.38 kilograms of carbon dioxide.

While New York-based Just Salad was the first restaurant chain