Mixed martial arts fighter Cornell Ward (from left), chef Daniel Strong, triathlete Dominic Thompson, lifestyle blogger Joshua Katcher and competitive bodybuilder Giacomo Marchese at a vegan barbecue in Brooklyn, N.Y.
Courtesy of James Koroni
Theoneste Rwayitare, a Rwandan refugee who resettled in Vermont last year, pours powdered milk into a bucket for milking at the Vermont Goat Collaborative's Pine Island Farm.
Angela Evancie for NPR
Somali refugees lead their herds of goats home for the night outside Dadaab, Kenya. A new study shows that animals in many parts of the developing world require more food — and generate more greenhouse emissions — than animals in wealthy countries.