Turns out diners are more likely to get on board for altruistic reasons rather than health. That's what one hospital learned after it pledged to reduce food-related greenhouse gas emissions.

Chick-fil-A is jumping on the plant-based bandwagon. The Atlanta chain said Thursday that it’s testing its first plant-based entrée, a breaded cauliflower sandwich, at restaurants in Denver; Charleston, South Carolina; and the Greensboro, North Carolina, area.

The increase in nonwhite Americans identifying as vegetarian and eating less meat is part of the longstanding work of vegan activists of color to make plant-based eating more accessible.

The foods we choose to put on our plates — or toss away – could have more of an ecological impact than many of us realize.