Finxray writes: Years of heavy use of the broad spectrum herbicide, Roundup, has led to the rapid growth of superweeds. These are spreading throughout North America creating headaches for farmers and posing a major threat to agriculture. “It is the single largest threat to production agriculture that we have ever seen,” said Andrew Wargo III, the president of the Arkansas Association of Conservation Districts. Link to Original Source
"The urge to destroy is also a creative urge."
[ed. note - I would say: The urge to destroy may sometimes be a creative urge.]