Nearly Half of All US Farms Now Have Superweeds

Nearly Half of All US Farms Now Have Superweeds | Mother Jones: "Last year's drought took a big bite out of the two most prodigious US crops, corn and soy. But it apparently didn't slow down the spread of weeds that have developed resistance to Monsanto's herbicide Roundup (glyphosate), used on crops engineered by Monsanto to resist it."