Would you order a vegan burger if the restaurant menu simply indicated that it was free of animal products? Maybe, maybe not. But if that same dish was accompanied by the message “good for the planet,” you’d be more likely to select it. That’s what the findings of a recent experiment with 6,000 Americans suggest. That’s the conclusion of an experiment conducted by the nonprofit research organization World Resources Institute (WRI). Based on the principle of behavioral science, the study tested the influence of 10 sustainability-themed messages when ordering in a restaurant. Participants were …