USGS Study Finds Roundup in 75% of Air and Soil Samples - http://www.thewestwire.com/roundup-usgs-study/ A new study from the U.S. Geological Survey, reveals that Roundup herbicide (aka glyphosate) and its still-toxic degradation byproduct AMPA were found in over 75% of the air and rain samples tested from Mississippi in 2007. Health, Montreal, Health Issues, Herbicides, Roundup Weed Killer, Herbicide, Health Problems, Public Health, Chemical