"5 Things to Know About 2,4-D, the 'Possibly' Cancer-Causing Herbicide"

"Use of the third most popular pesticide in the U.S. is predicted to grow dramatically in the next few years."

"The majority of America’s farms rely heavily on herbicides—lots of them. So when the World Health Organization (WHO) classified the United States’ most widely used weed-killer, glyphosate, as 'probably' carcinogenic to humans three months ago, it was big news.

Now, the same group–the WHO’s International Agency for Research on Cancer (IARC) has concluded that 2,4-D, another commonly used weed killer, is 'possibly' carcinogenic to humans. Here’s what you need to know about the decision and the chemical, which is the third most-widely used herbicide in the U.S."

Elizabeth Grossman reports for Civil Eats June 30, 2015.