- Choosing plant-based diets can promote environmental sustainability and make the world better, says George Wang
- Eating meat fuels emission of greenhouse gases and turns much of the world's grain supplies into livestock feed, he says
George C. Wang, M.D., Ph.D., is a geriatrician and integrative medicine physician, assistant professor of medicine at Columbia University Medical Center, and adjunct assistant professor of medicine at Johns Hopkins University School of Medicine. The opinions expressed in this commentary are his.
(CNN)As public attention focuses on the impact of policy changes on the climate, we may overlook an important contributor to the climate crisis: our food systems and the daily food choices we make. It may sound hyperbolic that our roast beef sandwich is contributing to environmental degradation of the planet. But mounting evidence of the impact requires our attention and action as global citizens.