Science.If the world food system keeps on current trajectories, it will produce near 1.5 trillion tons of greenhouse gases (almost 1.4 trillion metric tons) over the next 80 years, the study found.
That’s coming from belching cows, fertilizer, mismanaged soil and food waste. That much emissions — even if the globe stops burning fossil fuels which produce twice as much carbon pollution as food — is enough to likely warm Earth by more than the goals set in the 2015 Paris climate accord.“The whole world doesn’t have to give up meat for us to meet our climate goals,” said study co-author Jason Hill, a biosystems engineering professor at the University of Minnesota. “We can eat better, healthier foods.