Go Vegan And You Could Win Beyoncé Tickets For Life

(CNN) — Beyoncé wants to help you save some green by turning your diet the same color.
The superstar singer and her rapper husband Jay-Z are offering the chance to win free tickets to their shows for life for fans willing to become more plant-based.
The pair have partnered with The Greenprint Project, which encourages people to switch to plant-based diets in order to help the environment.
The project was first introduced by Marco Borges, an exercise physiologist whose rece