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Science

Roundup Weed Killer Could Be Linked To Widespread Bee Deaths, Study Finds (npr.org) 209

An anonymous reader quotes a report from NPR: A new study [published in the Proceedings of the National Academy of Sciences] by scientists at the University of Texas at Austin posit that glyphosate -- the active ingredient in the herbicide -- destroys specialized gut bacteria in bees, leaving them more susceptible to infection and death from harmful bacteria. Researchers Nancy Moran, Erick Motta and Kasie Raymann suggest their findings are evidence that glyphosate might be contributing to colony collapse disorder, a phenomenon that has been wreaking havoc on honey bees and native bees for more than a decade. They hope their results will convince farmers, landscapers and homeowners to stop spraying glyphosate-based herbicides on flowering plants that are likely to be pollinated by bees.

"No large-scale study has ever found a link between glyphosate and honey bee health issues," Bayer said in a statement, adding that the new study "does not change that." Bayer noted the study relied on a small sample of individual bees and that it does not meet regulatory research criteria on pesticides stipulated by international guidelines developed by the Organization of Economic Cooperation and Development and other international organizations. Additionally, the company suggested it is "questionable whether the concentrations of the substance tested could at all be absorbed by bee populations in the open over a relevant period of time." According to the report in the journal, the researchers focused on honey bees and used "hundreds of adult worker bees from a single hive" and treated them with varying levels of glyphosate.
Editor's note: In June, Germany's pharmaceutical giant Bayer purchased Monsanto, the company that developed Roundup.
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Roundup Weed Killer Could Be Linked To Widespread Bee Deaths, Study Finds

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  • by nospam007 ( 722110 ) * on Wednesday September 26, 2018 @09:01AM (#57378312)

    Could it bee?

  • by Anonymous Coward on Wednesday September 26, 2018 @09:05AM (#57378330)

    I think once we (at long last) manage to kill Bayer/Monsanto by whichever means, we'll have to drive a stake through its heart.

    Such a disgusting monster.

    • by jwhyche ( 6192 ) on Wednesday September 26, 2018 @01:10PM (#57379984) Homepage

      I've been hearing nothing but shit about Monsanto for decades. Has this company done anything good?

  • by Anonymous Coward on Wednesday September 26, 2018 @09:13AM (#57378372)

    Normally big companies don't bother responding to scientific studies. The fact that they did in this case, attempting a character assassination to boot, suggests they are scared. They might even have their own internal data supporting such results.

    If that is the case, I can barely imagine the multiple international class action suits that will follow. It will make the smoking debacle look small.

    • by SlaveToTheGrind ( 546262 ) on Wednesday September 26, 2018 @10:04AM (#57378692)

      Normally big companies don't bother responding to scientific studies. The fact that they did in this case, attempting a character assassination to boot, suggests they are scared.

      It's almost as though they were just hit for a $289 million jury verdict [nytimes.com] in the first of thousands of Roundup-gave-me-cancer lawsuits, and understand studies like this will be trial lawyer red meat in the follow-on cases. There's been a ton of research lately on the relationship between the microbiome (which this study suggests Roundup impairs) and cancer.

      • by Anonymous Coward

        The lawsuit you cite is an excellent example - against your argument. It is profoundly anti-science, substituting emotion and fear for actual evidence. The plaintiff's alleged exposure cannot be responsible for his cancer, because the chemicals he was exposed in do not cause cancer at those levels. Even if he'd secretly taken to chugging the glyphosate by the bottle, it's unlikely he could have gotten cancer.
        There are hundreds - thousands - of studies over the past decades showing this. That's why it's

      • How can they prove causality? What kind of jury approves this stuff?
        • You're likely to get a more educated jury pool in San Francisco, where that trial was held, than in a lot of other parts of the country, but even with that jurors usually don't have the background to really be able to evaluate the science. Both sides in a case like this generally put up scientific experts that come to exact opposite conclusions on things like causality, so jurors often have to base their decision on higher-level factors like who they think is more credible and what outcome they think is mo

      • > just hit for a $289 million jury verdict [nytimes.com] in the first of thousands of Roundup-gave-me-cancer lawsuits

        I know a guy who has been warning for years about Roundup and its cancer-effects on humans (and killing of bees that pollinate our food). His name was Alex Jones (and colleagues) but the Monsanto-sponsored companies like Apply, Google, Facebook, etc have banned him from speaking.

    • Of course they are scared - especially with Roundup; they already had to pay $289 million for the cancer lawsuit.
    • Comment removed based on user account deletion
  • Any way we can get roundup to also kill all the wasps?
    I know we are not supposed to kill wasps, as they are pollinators and help to control insects, but holy hell do I hate them more than nearly anything else.
    Plus, they do eat honey bees. And at least honey bees don't just sting you out of spite like those little dick heads do.

    This summer was especially bad. I had two wasp traps... just the little green cups they fly into and cannot get out again.
    In one weeks, there was AT LEAST 400 wasps. Both cups were ne

    • by phantomfive ( 622387 ) on Wednesday September 26, 2018 @09:17AM (#57378386) Journal

      This summer was especially bad. I had two wasp traps... just the little green cups they fly into and cannot get out again. In one weeks, there was AT LEAST 400 wasps. Both cups were nearly full. I have no idea where they all came from.

      Please tell me where you live so I never accidentally move there.

    • by damn_registrars ( 1103043 ) <damn.registrars@gmail.com> on Wednesday September 26, 2018 @09:39AM (#57378490) Homepage Journal

      I know we are not supposed to kill wasps, as they are pollinators and help to control insects

      Actually, most wasps in North America - especially more northern states - are not pollinators. They are predators but they don't pollinate anything. And being as they are not limited in their ability to sting (as most bees are) they can be a much more significant threat to humans. In other words, fire away. Get the wasp killer from your local big-box store and go to town. Generally the sites where wasps (especially the exceptionally common paper wasp) build their nests are not attractive nesting sites for any kind of bee, so the collateral damage is generally pretty low.

      The exception to the non-pollinating wasps are the wasps that pollinate figs (this is actually why figs are never vegetarian - you can't eat a fig without eating wasp eggs). If you live someplace where figs cannot grow, there is almost no chance that the wasps in your area pollinate anything.

      • by Rei ( 128717 )

        As a general rule, wild figs contain wasp pollinators. Most F. carica (domestic / common fig) cultivars, however, are parthenocarpic. Sorry to ruin that for you ;)

        That said, while the fruits are parthenocarpic, they're not apomictic. They don't contain viable seeds. If you have a fig that contains viable seeds, even if it's of a parthenocarpic cultivar, it very likely contains a fig wasp.

      • Generally the sites where wasps (especially the exceptionally common paper wasp) build their nests are not attractive nesting sites for any kind of bee, so the collateral damage is generally pretty low.

        Wish that were completely true.

        The sites that are good for artificial homes for mason bees, leaf-cutter bees, and several other solitary (non-hive-living) bee types (under overhangs for rain shelter, east-side for quick wake-up/warm-up at dawn) are also the preferred sites for many kinds of wasps. (The bees

    • Any way we can get roundup to also kill all the wasps?

      That's racist.

    • by swb ( 14022 )

      I've lived in the same house for 20 years. Until the last 5 years, we NEVER had a problem with wasps. In the last 5 years it's been a real annoyance. We have to do a weekly wasp patrol and the odds are about 50-50 we find a starter nest of 5-10 "cells". We've been going through 1-2 full cans of wasp spray per summer, and I think we might have gone through 1 can in the previous 15 years.

      One of my clients is a country club and I asked the maintenance guys about wasps. They told me they normally go throu

      • At least here in Germany, the conditions were perfect for wasps this year. Last year was actually a near record low, but due to the long hot and importantly..dry summer, the wasps were able to multiply like maniacs.
        We typically have a week of sun then rain for a bit and repeat. This year was almost no rain.
        So, it was a record high for wasp productions.
        Amazingly, they changed the law this year to forbid killing large amounts of wasps. I find that amazing considering that while yes, they do have their niche i

        • Wasps are considered an endangered species, that is why they are forbidden to be killed under normal circumstances.
          To get killed by wasps, there need to come several circumstances together, e.g. being highly allergic.

          I doubt we had many human killed by wasps in the last 20 years ... so only ones I remember are idiots that drink them *deliberately* with their drink.

          • Doubt as you like, but on average, 16 people are killed by wasps each year.
            5 were killed in one day during the summer fest in Munich this summer..though that was the hornet variety, which is still a wasp.

            This year will be above 20 people.

            • Due to allergies, yes.

              There are only two ways a wasp or hornet can kill you, either you are allergic, or you get a sting into the throat or tongue and suffocate.

              Easy solution in both cases: leave the wasps/hornets alone and they ignore you.

  • by bobstreo ( 1320787 ) on Wednesday September 26, 2018 @09:19AM (#57378404)

    Monsanto has announced their first GM, roundup resistant bees. Available soon. /s

  • by Anonymous Coward

    and suddenly the research that proves it's harmful after all start to pop up. What a coincidence.

  • by Ed Tice ( 3732157 ) on Wednesday September 26, 2018 @09:42AM (#57378518)
    Every year, there are hundreds of studies that attempt to prove the Roundup is the devil. So far there haven't been any smoking guns. At this point, I'm cynical.
    • Right? this study directly applied glysophate, didn't account for environmental 'half life of it' and was on 100 bees. so, yeah. I look forward to the follow up studies. Notice these tend come out as we go into fall/winter? because winter die off is normal, but the multi billion dollar organic industry can use it as a scare tactic.
  • Skeptical (Score:5, Interesting)

    by the_skywise ( 189793 ) on Wednesday September 26, 2018 @10:16AM (#57378748)
    Glyphosate has been in use since 1973 and bee colony disorder is a relatively recent phenomenon starting around 2006
    https://en.wikipedia.org/wiki/... [wikipedia.org]
    https://en.wikipedia.org/wiki/... [wikipedia.org]
    According to the above wiki article Bayer's patent on glyphosate expired in 2000 and other companies jumped on the bandwagon and released their own pesticides using it so it's possible that it just had to reach enough critical mass for it to appear - but it was used so widely in crops which will sometimes hire bee colonies to pollanize the fields that I'd be surprised it didn't come up earlier.
    • and bee colony disorder is a relatively recent phenomenon starting around 2006

      You can say the phenomenon was first reported in 2006, but you cannot say that it started in 2006. It's like saying that Alzheimer's disease didn't exist until Aloysius Alzheimer identified it in 1901.

      According to your source, there were already reductions in feral bees, but those reductions had been attributed to other factors.

      • Re:Skeptical (Score:5, Interesting)

        by the_skywise ( 189793 ) on Wednesday September 26, 2018 @11:01AM (#57379058)

        According to your source, there were already reductions in feral bees, but those reductions had been attributed to other factors.

        Yeah, as far back as 1869 and 1906 - long before glyphosate was invented. The term was coined in 2006 because the rate of loss had nearly doubled - some 40 years after the introduction of glyphosate and following a period of nearly 20 years of near stable populations but had already been assigned a name "disappearing disease" back in 1965 - 5 years before the introduction of glyphosate. (From same source)

        • Yeah, as far back as 1869 and 1906 - long before glyphosate was invented. The term was coined in 2006 because the rate of loss had nearly doubled - some 40 years after the introduction of glyphosate and following a period of nearly 20 years of near stable populations but had already been assigned a name "disappearing disease" back in 1965 - 5 years before the introduction of glyphosate. (From same source)

          Again, it suggests that some boundary condition event had occurred, not that the phenomenon magically st

          • Again, it suggests that some boundary condition event had occurred, not that the phenomenon magically started in 2006. A true skeptic would say, "it was first observed in 2006". A shill would say, "it started in 2006". I'm just trying to help you use more precise language.

            Why - by using a no-true-skeptic would use those words? C'mon. The entire hype for this problem comes because of the introduction of the term for a phenomena that's been known for 100+ years. This entire article, thus, uses imprecise language and you're quibbling.

    • Re: (Score:2, Insightful)

      by PPH ( 736903 )

      jumped on the bandwagon and released their own pesticides

      Glyphosphate is an herbicide, not a pesticide. And as far as reaching a 'critical mass', it really can only be used on crops that are engineered to be resistant to it. Or it will kill the crops as well. As for home use; it tends to be applied where everything in an area needs to be killed prior to planting desirable plants.

      • Fequently a field is treated with glyphosphate to kill everything, after 2 weeks the desired crop is planted, then after a week or 2 the crop has germinated, then the field is treated with pre-emergent herbicides are applied to keep any weed seeds from germinating for about 6 months.

    • Perhaps the use of Roundup has increased dramatically with the creation of Roundup-resistant crops?

  • Roundup has been linked to Parkinson's Disease [scientificamerican.com] and suspected to be linked to other human neurological diseases as well [nih.gov]. Now it looks like it is killing pollinators too. It's probably time to find a better weed killer.
  • by caseih ( 160668 ) on Wednesday September 26, 2018 @10:58AM (#57379040)

    This headline and the comments it has created have me scratching my head. I and other farmers use a fair amount of glyphosate but I can't think of any time I'v seen it used on flowering plants. Glyphosate use is fairly staggering in quantity but nearly all of that is used on glyphosate-resistant crops to control weeds, and this by definition must be done when the crop and weeds are very small. In other words, weeks or months before flowering. If glyphosate were sprayed on a crop that was flowering it would abort flowers and destroy yield, if not making the plants very sick. So it wouldn't make any sense for a farmer to use glyphosate in this way to begin with. Something smells funny.

    By the way we also have our own bees that we use for pollinating a glyphosate-tolerant crop.

    In yards and around homes also, glyphosate is typically not sprayed on glowering plants. Why would it be? You wouldn't use glyphosate to remove dandelions from your lawn for example (if you do, you're in for a very dead lawn).

    This study is highly problematic for this reason. The findings may well be true about toxicity to bees, but if glyphosate isn't used typically on flowering plants or weeds, then the study is somewhat pointless, if interesting. Certainly it cannot inform any policies over the use of glyphosate, except to urge that it not be used on flowering plants, which it already isn't.

    In the end, however, those calling for the end of glyphosate will probably get their wish as over-use of glyphosate is rapidly ending the effectiveness of that chemical. And everyone will end up paying for that in increased food costs.

    • by Anonymous Coward

      If glyphosate were sprayed on a crop that was flowering it would abort flowers and destroy yield,

      That's part of the reason Roundup is used before cutting silage. After ~21 days, the grass is done with productive grow and anything after is wasted on the buds. Spray cuts the waste growth back before cutting and tends to keeps the grass dryer/easier to cut. Also kills budding weeds.
      I know this because farmers here (Ireland) are addicited to roundup and basically the local co-op knows more than the pr departmen

      • by caseih ( 160668 )

        Ahh. They definitely don't do that here. We have no Roundup ready forage crops here thank goodness. Keep that stuff out. That and Roundup ready wheat.

        As for pr, Everything has a cost. That's what people don't realize. There's a cost to using herbicides and there's a cost to not using them. You can say I'm BS ing all you want but I see the effects good and bad on my fields day to day and month to month and year to year. There are things that worry me greatly (fungicides) and things that don't (Roundup).

  • by TheDarkener ( 198348 ) on Wednesday September 26, 2018 @02:08PM (#57380256) Homepage

    Why does Bayer simply go into defense-mode and try to dismiss the study all together? At the least, for PR, they should be a bit more receptive and let people know that, you know, bees are good [reference.com], that they would like to make sure their product doesn't kill them off en mass, that they may throw even just a *tiny* bit of cash toward research, and maybe, just maybe, adjust their product(s) to maybe counter these possible negative impacts of using Roundup.

  • Why are so many people trying to ban Neonics?

    Look up when the patent expires on them: 2019.

    What if I told you they have not been found to cause colony collapse disorder (CCD) but antifungals are that also take out the immune system leaving to the host prone to infection it could normally fend off.

    It's not just the bees, this is happening to amphibians, bats, coral and in some cases man. Next time somebody tells you a gas or heat is killing corals... go look up the necropsy. No it is not, it's the damn antif

  • "No large-scale study has ever found a link between glyphosate and honey bee health issues," Bayer said in a statement

    I am certain Monsanto paid for such a study, with the hope of a no-link outcome that could be used in PR campaign. And the outcome was probably bad enough that they make sure it would not be published.

  • There is a lot to take issue with in terms of this study, starting with the dosage.

    Hundreds of adult worker bees were collected from a single hive, treated with either 5 mg/L glyphosate (G-5), 10 mg/L glyphosate (G-10) or sterile sucrose syrup (control) for 5 d, and returned to their original hive. Bees were marked on the thorax with paint to make them distinguishable in the hive. Glyphosate concentrations were chosen to mimic environmental levels, which typically range between 1.4 and 7.6 mg/L (24), and may be encountered by bees foraging at flowering weeds.

    That last conclusion is extremely suspect. Concentrations as high as 5mg/L glyphosate are basically never found except in groundwater sources except for a few days after a significant overspray. It never gets into nectar anywhere near that level. Not only does glyphosate degrade over time, but the plants which take it in never bring it all the way up to the flowers. It kills them instead. That's what it's supposed to do.

    Furt

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