g30.
Ibid. Editor’s note: David Fleming’s former colleague Lawrence Woodward offers the following comment: Since David’s death in 2010 the problem of herbicide-tolerant “superweeds” has increased dramatically in GM crops. In the United States at least 14 new glyphosate-resistant weed species have emerged since 1995 and over half of US farms are plagued with herbicide-resistant weeds as a result of GM cropping. See, e.g., Doug Gurian-Sherman and Margaret Mellon, “The Rise of Superweeds—and What to Do About It”, Union of Concerned Scientists, December 2013.