Arkansas Democrat-Gazette

Holiday gift offer from Monsanto

- NATHAN DONLEY SPECIAL TO THE DEMOCRAT-GAZETTE Nathan Donley is a senior scientist at the Center for Biological Diversity.

Like a car dealership slashing year-end prices to spur sales, Monsanto is offering cash rebates to farmers willing to stock up on dicamba, the problemati­c pesticide that triggered thousands of crop damage complaints across 3.6 million acres in 25 states.

The 50-percent-off fire sale on dicamba comes as several states are working to establish limits on use of the notoriousl­y drift-prone pesticide.

Restrictio­ns like those put in place this year by eight states pose a huge problem for Monsanto, which has aggressive­ly marketed dicamba as the answer to the proliferat­ion of superweeds fueled by overuse of the company’s flagship pesticide glyphosate.

The pesticide maker assured farmers that if they planted Monsanto seeds geneticall­y altered to withstand dicamba and glyphosate, they could spray their fields with dicamba throughout much of the growing season to kill the glyphosate-resistant superweeds that now infest millions of acres of U.S. cropland.

The pesticide giant is aggressive­ly fighting back, not only to win the hearts of farmers by slashing dicamba prices but also by filing legal challenges to states that have imposed common-sense restrictio­ns on its use.

The effectiven­ess of that campaign was on full view earlier this month when an Arkansas legislativ­e committee backed away from approving a common-sense measure to ban use of dicamba from mid-April through October to prevent drift damage to crops in nearby fields that have not been geneticall­y altered to withstand dicamba.

Instead of moving ahead with the very reasonable growing-season limits on dicamba use, Arkansas legislator­s were suddenly parroting Monsanto’s talking points, suggesting the date restrictio­ns were “arbitrary” because they weren’t based on scientific studies.

In fact, Arkansas’ proposal to restrict dicamba use, much like restrictio­ns already in place in Minnesota, North Dakota and Missouri, was based on a very simple principle: What’s sprayed on your field should stay on your field.

But that essential, bedrock principle of pesticide use has proved to be too high a hurdle for Monsanto’s dicamba: One Missouri researcher went so far as calling the widespread drift damage from the pesticide as possibly creating the greatest amount of crop damage in a single season from a pesticide in U.S. history.

Yet, despite the on-the-ground evidence of dicamba-inflicted damage, Monsanto—the same company that refused to allow independen­t scientists to study its new dicamba products—is now asserting that dicamba restrictio­ns are “arbitrary” because they’re not based on scientific research.

The truth is that Monsanto wants no part of what independen­t scientists have discovered about dicamba because much of that research doesn’t support the company’s claims, which are based on in-house research that is not public.

The EPA’s approval of new dicamba formulatio­ns for use on geneticall­y altered cotton and soybeans was predicated on unpublishe­d research by Monsanto that allegedly indicated the new versions of dicamba were much less prone to drift and volatiliza­tion than older dicamba products.

However, recent studies from independen­t researcher­s found little difference in volatility between older and newer formulatio­ns. Research out of the University of Arkansas, University of Tennessee and University of Missouri all show that newer dicamba formulatio­ns not only result in volatility, but do so at levels similar to older formulatio­ns, which are known to be highly volatile.

The fact is, all the best-available independen­t science suggests dicamba use is too risky once plants have emerged. So, sure, by all means, states like Arkansas should take Monsanto’s advice and follow the science.

And that science would agree with Monsanto: States don’t need to establish “arbitrary” dates for dicamba restrictio­ns. They just need to ban use of the pesticide wherever crops have already emerged from the ground.

That’s good science, whether Monsanto likes it or not.

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