Proponents of cultured meat - or whatever we wind up calling it --aren't painting an accurate picture of the impact the new food could have on the environment. For that matter, they aren't painting an accurate picture of the impact of real beef, either. A scientist says when it comes to weighing the effect of ruminants, there's a lot to chew over. A battle royal is brewing over what to call animal cells grown in cell culture for food. Should it be in-vitro meat, cellular meat, cultured meat or fermented meat?