BOULDER, Colorado, April 10 -- The University of Colorado Boulder campus issued the following news: * * * What if your food had a carbon footprint and human rights label? By Yvaine Ye Imagine walking into a grocery store where every product has a clear carbon label: "The making of a pound of beef produces 130 pounds, or 59 kilograms, of greenhouse gases and could ultimately take 2.3 hours off a human life by exacerbating climate change." Would these labels drive consumers to purchase food w  more