Glyphosate is the most widely used postemergence herbicide in landscape plantings for several reasons. 2015 along with the EPA and EFSA registration/renewal reports). The results? Gregory Perry, thank you for the time you took to lay this out…please consider publishing it more widely. The western world would do well to do the same to stops us falling for all the nonsense written for the public about fluoride, roundup, the sodium bicarbonate cure-alls, injecting bleach, etc, etc. To Jo B. Marc Brazeau is the editor of Food and Farm Discussion Lab  and is the Genetic Literacy project’s senior contributing writer. Additionally, the lack of transport in the plant means that any tissue that is not directly exposed with be unharmed. This is a hugely important set of points that need more exposure. 21 Common Indoor Plant Myths – That Save You Time and Money. Refreshing to hear a reasoanable, educated voice amidst the noise. Glyphosate targets a broad range of weeds and is important in the production of fruits, vegetables, nuts, and glyphosate-resistant field crops such as corn and soybean. Caution. This is not the case for the anti-glyposate papers out there. Glyphosate was first registered in the United States in 1974 as the active ingredient in Roundup but is now available in many commercial herbicide products. Or maybe, I’ve looked at the scientific evidence, and came to a scientific conclusion, based on the facts available. As to direct effects on humans, I don’t doubt the results of your quoted studies – but I do, like many now, wonder to what extent the currently still standard scientific method of isolating each chemical or product and quantifying its effects outside of the environment as a whole, with its vast sum of interactions and relationships, involving an ever-increasing soup of novel materials and chemical combinations, can make truly meaningful statements about ‘safe’ concentrations of any individual product in the world we are creating. He has done a thorough review of the report claiming a link between glyphosate and gut bacteria and found that the data did not support the conclusions. I have been told by nursery people that it’s so safe you could drink it. Glyphosate is safe at levels used and at residual levels. Why Can’t You Trust Gardening Information on the Internet & How to Bloom Houseplants? However, the evidence is … Farmers are getting very frustrated with that. The blame lies not on the chemicals, the blame is solely on the person mis-applying the chemical. Studies have found glyphosate in drinking water and in mothers breast milk. The group that posted this has a history of notoriously bad science, and their claims were never peer reviewed or replicated. Also, at what dose do we see these effects? The safety of glyphosate, the active ingredient in the Roundup weedkiller, has been compared to many things over the years, but the table salt comparison stands out as particularly ridiculous. Anyone who wants accurate info on this topic should research Dr Vandana Shiva. I appreciate the topic and the comments. A man made chemical in it. Robert you have either been bought or are brainwashed or both. In reference to your article concerning glyphosate causing cancer, after I was diagnosed with multiple myeloma about 2 years ago I began researching the causes of multiple myeloma. I was trained to use protective gear, and taught the proper use of chemical application. The problem is not the effect of glyphosate on humans. Furthermore, you have also neglected to mention the controversy surrounding Monsanto covertly funding many of the studies which show no harmful effects of the substance. Yes, wearing the mask is a socially responsible thing to do because it will MINIMIZE transmission and is something we can all do. The truth of the matter is this product has made your company billions of dollars and your going fight against anyone who takes a stand against roundup chemical that it causes cancer! Organic farmers report their crops have massive swaths of burn when a neighbouring farmer sprays. You cherry-picked Samsel and Seneff’s work—which, yes, is flawed—but ignored a great number of other studies showing a link between glyphosate and non-Hodgkin’s lymphoma in particular. So how do you feel about Roundup ready soy? In the last two years Bayer is getting their butts handed to them. Thank you for your report. Most people recognize and use the name Roundup. Excellent information as always! One gallon of 41% glyphosate will go a long way, I usually mix 2.5 oz per gallon of water (this is just under 2% … The study did not reach any conclusions about glyphosates effect on our health, even though the news reported it with sensational headlines. As the methods are open access, this begs the question why they cannot meet the same standards that we have across the entire field. It is mostly do to using large tracks of land and not leaving wild areas. These herbicides are used by everyone from farmers to foresters to gardeners to biologists trying to control invasive exotic plants. This is something the general population does not understand. I only have 10-years of gardening experience but like so many people of my generation, I also have an increased sensitivity to certain chemicals and certain surfactants. This is why they’re used as fertilizer in some cropping systems (mainly organic). Just the track record of Monsanto makes me hate them for their crimes against humanity. Thank you Libby. This doesn’t mean that the is no data relating to its toxicity, as there have been multiple studies that fully complied with the OECD-Section 400 methods, with an overall LOAEL (Lowest Observed Adverse Effect Limit) of 175mg/kg/day (for review wee Griem et al. Thank you. I worry that farmers may be forced to use much more hazardous chemicals like paraquat and diquat. But it’s partly the result of intensive general herbicide and pesticide use. I no my vegetables taste different than the ones I get from the store. The headlines claimed that this was a huge problem, but when you look at the details you realize that it’s a non-issue. In the face of lack of science literacy, we are left with lore and the stories we tell ourselves to try to make sense of the universe, to look for culprits to blame when things don’t go right for us. A surfactant (dish soap) helps it stick to the leaf surface so it can do its job. The most compelling “evidence” it can link to for the connection of it to cancer is a weak statement by an Obstetrics organization talking about things its members don’t specialize in (aka nothing about reproductive health), but USRTK throws lots of stats to make it seem very dangerous. I’m all for scientific discussion. Even water can kill you. When green liberals fail to use facts to drive their agenda, it undermines our ability to actually do anything constructive, and we and our (unfounded) opinions become worse than the RU itself. “Has any chemical been proven to be safe?” Yes glyphosate. Shut down the clatter-traps! Over the last 45 years there have been thousands of studies by labs all around the world. Why people think they are smarter than scientifically proven facts, I’ll never understand. It produced a wide range of weed killers and other products under the Roundup brand. As this type of application is not transported by the plant, it’s ineffective against species with substantial root systems, which are unaffected. Hi Robert, Excellent article. Chickweed, yellow wood sorrel, and purslane also plants that are edible...and considered common lawn weeds. I just find it enjoyable tilling up my soil and getting on my hands and knees pulling the unwanted weeds. To call someone a shill without proving the relationship is also not proving anything factual. The pesticides we used 40 years ago were much more toxic. So much so that I have, and will continue to use it as a teaching example on how not design a study. Glyphosate is an aminophosphonic analogue of the natural amino acid glycine and, like all amino acids, exists in different ionic states depending on pH.Both the phosphonic acid and carboxylic acid moieties can be ionised and the amine group can be protonated and the substance exists as a series of zwitterions.Glyphosate is soluble in water to 12 g/l at room temperature. Yes, I would prefer give jobs to a lot of people to hand-pick weeds in the fields, and manually clear brush in forests, but I am betting every person reading this would say “no” to that job, lol. EPA: Glyphosate, the Herbicide in Roundup, Does Not Cause Cancer EPA reaffirmed that glyphosate does not cause cancer in its review process of the U.S.’s most widely used herbicide. And how many people do you wish to starve? I reviewed the report that found glyphosate in Spain’s drinking water and calculated that you would need to drink the equivalent of 1,000,000,000 bottles of beer, on a daily basis, in order to reach an unsafe level. The studies came from industry, academic, and government labs from the US, UK, Italy, Poland, India, and Japan, yet they all managed to obtain similar results. 1g/kg (w/v) is ridiculously high, and the authors evenake it a point to indicate that the exposure they used is extrely high, even when compared to provious studies. Also, why would Monsanto pledge 4 billion to creating a “safer” herbicide if it’s perfectly safe and safe to drink? Ask yourself one question! https://www.sciencedirect.com/science/article/pii/S0278691518304800. shadowarrior. Secondly, your reply to the point about the effects of the loss of weeds is simply wrong. And still die of beaver fever. You are part of the problem. I know I don’t have ugly weeds in my yard any more. KILLS EVERYTHING,just like I wanted. (2) I personally will not touch the stuff nor advocate its use, (a) out of an abundance of caution, (b) because I don’t want to pay for it; there are other methods available to the home gardener, and (c) because no study to my knowledge has looked at the effects of multiple agents when combined, even in the recommended dosages – for example, all of the additives in food may be safe at the levels prescribed individually, but what happens when they are mixed over time? Scientists can get it wrong and now about it, for some reason, I don’t know if motivated by feeling God like, or if for lack of morals, scientists will sell their soul to the companies they work for, or simply have to because they feel their voices won’t be heard(and it won’t, there’s too much money and power behind them) I won’t unsuscribe, because in general I take everything with a grain of salt. Great advice to save money Dan. Thanks. Here are some important facts about glyphosate. In this case, it is coming from a lot of nonprofits, whom people trust–they still do a lot of fear mongering towards it. Your acknowledgement of surfactant issues shows that the overall content of your article is not well written for the general audience as many lack the understanding of the effects of the other compounds that are typically combined with this active agent. I am exhausted reading through, trying to piece and parse to gain knowledge. Bees certainly have environmental and pest problems, but glyphosate has not been shown to be one of them. We all have different views about safety. How about these super weeds that are becoming resistant to Round-Up? She became the victim of online slander and FOIA requests. They do nothing but propose hypotheses and then never test them experimentally to see if they can be validated. Glyphosate vs. Glufosinate. In all the history of chemicals that is ever made has it be proven that any of them is really safe? 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