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Originally posted by Phage
Again the idea that there is something inherently wrong with genetic modification?
Whatever you consider the metrics of staying ahead and their long term impacts on the Earth
And herbicides, and pesticides. It happens continually.
In regards to the second point (which I think we agree on evolution), there are reports of various organisms growing resistant to these transgenic GMO organisms.
And produce new herbicides and pesticides.
placing the biotech company in a position to evolve their genes again.
Again the idea that there is something inherently wrong with genetic modification?
Originally posted by Phage
reply to post by Philippines
It's always been a battle between farmers and pests. With hybridization, GMOs, pesticides, and herbicides, we're staying ahead.
Is science evolving as fast as evolution with many Bt resistant strains of organisms being reported?
I'm not sure what that means. Bt organisms are teh result of genetic modification, they don't actually evolve. The pesticides producted by Bt plants have been around (and used) since long before there were GMOs.
Are humans evolving as fast as Bt organisms in their food?
It might work for you, but it sounds really silly and unproductive to me.
Originally posted by Phage
reply to post by thebtheb
It might work for you, but it sounds really silly and unproductive to me.
Whether or not I'm "for it" is irrelevant. It is current practice and has been for as long as pesticides have been in use. Now, if someone could come up with a way to conduct economic large scale agriculture without herbicides and pesticides...great!edit on 6/6/2013 by Phage because: (no reason given)
Originally posted by Phage
reply to post by Philippines
If you look at one way, we have been for hundreds of thousands of years. We are the result of an "experiment" in evolution.
edit on 6/6/2013 by Phage because: (no reason given)
Originally posted by Phage
reply to post by Philippines
"Experiments" in the eradication of smallpox. "Experiments" in the near elimination of polio.
There is a tendency in some people to have a fear of new things. No particular reason for it. New = bad.
There is no particular reason to fear GMO crops any more than there is to fear a hybrid, and you act as if there is no testing. What further testing would you suggest? How much is enough? Or do you just not want any biological manipulation at all? No matter what the benefits are? No need to answer. It's a rhetorical question.
There seems to be some inconsistency here with how much and what areas are surveyed.
The study shows an increase of herbicide use from 1.98 lb/acre in 1996 to 2.06 lb/acre in 2011. An increase 0.08 lb or 4% increase.
At the same time pesticide use went from 0.22 lb/acre to 0.07 lb/acre. A decrease of 0.15 lb or a 65% decrease.
Budget pressures have forced the U.S. Department of Agriculture to reduce the number of crops included in its annual NASS pesticide use survey. Soybean pesticide use has not been surveyed since 2006, about when the spread of glyphosate-resistant weeds began to significantly increase herbicide use in selected areas. Herein, total herbicide use on HR hectares is projected to rise 13.5% from 2006–2011 (about 2.7% annually)
Taking into account applications of all pesticides targeted by the traits embedded in the three major GE crops, pesticide use in the U.S. was reduced in each of the first six years of commercial use (1996–2001).
So initially these GE products worked but this success seems to have been short lived.
Overall in 2002, GE traits increased pesticide use by 6.9 million kgs (15.2 million pounds), or by about 5%
Incrementally greater annual increases in the kilograms/pounds of herbicides applied to HR hectares have continued nearly every year since, leading to progressively larger annual increases in overall pesticide use on GE hectares/acres compared to non-GE hectares/acres.
The increase just in 2011 was 35.3 million kgs (77.9 million pounds), a quantity exceeding by a wide margin the cumulative, total 14 million kg (31 million pound) reduction from 1996 through 2002.
Total pesticide use has been driven upward by 183 million kgs (404 million pounds) in the U.S. since 1996 by GE crops, compared to what pesticide use would likely have been in the absence of HR and Bt cultivars.
Glyphosate resistant (GR) weeds were practically unknown before the introduction of RR crops in 1996…
Today, the Weed Science Society of America (WSSA) website lists 22 GR weed species in the U.S.. Over two-thirds of the approximate 70 state-GR weed combinations listed by WSSA have been documented since 2005, reflecting the rapidly spreading nature of the GR-weed problem.
Resistant Palmer amaranth (Amaranthus palmeri) has spread dramatically across southern states since the first resistant populations were confirmed in 2005, and already poses a major economic threat to U.S. cotton production. Some infestations are so severe that cotton farmers have been forced to leave some crops unharvested.
Is this the direction we want to go? Seems like we are backing ourselves into a corner here as there are already 2,4-D resistant weeds being found.
if 2,4-D and dicamba herbicide-resistant corn and soybeans are fully deregulated by the U.S. government, there will be growing reliance on older, higher-risk herbicides for management of glyphosate-resistant weeds.
www.enveurope.com...
Overall, since the introduction of GE crops, the six major GE technologies have increased pesticide use by an estimated 183 million kgs (404 million pounds), or about 7%. The spread of GR weeds is bound to trigger further increases, e.g., the volume of 2,4-D sprayed on corn could increase 2.2 kgs/ha by 2019 (1.9 pounds/acre) if the USDA approves unrestricted planting of 2,4-D HR corn [Additional file 1: Table S19]. The increase in herbicides applied on HR hectares has dwarfed the reduction in insecticide use over the 16 years, and will almost surely continue to do so for several more years.
Originally posted by Philippines
reply to post by Devino
So what this research sounds to me like... Is life/evolution finds a way to live.
The plants/organisms find a way to resist chemicals like Roundup etc. that are designed to kill them.
What is the point in fighting nature? If evolution will always find a way to defeat mankind's attempts at regulating/controlling it, then why not try to work with it?
Why must "science" based corporations insist on a cat and mouse game of patents and "owning" life to try and police nature with their technology?
Perhaps the Green Revolution was wrong, or perhaps it could be monocropping, and many other reasons on why the average person was not properly informed. Or perhaps they didn't care at the time, like now.
I guess we're in this grand experiment together no matter what =D
Like Phage has stated some of these organisms already have a small amount of resistance to the chemicals we are using. It is by the wide spread use of these chemicals that we kill off any competition of any organisms that have some resistance and thus propagate this resistance which we call evolution.
So what this research sounds to me like... Is life/evolution finds a way to live.
The plants/organisms find a way to resist chemicals like Roundup etc. that are designed to kill them.
I don’t think we should be fighting against nature but rather with it. There is a way and maybe biotechnology can help us. But right now it seems that money is the driving force here and not the need to feed the world nor to do the right thing.
What is the point in fighting nature? If evolution will always find a way to defeat mankind's attempts at regulating/controlling it, then why not try to work with it?
Originally posted by Devino
reply to post by Philippines
Like Phage has stated some of these organisms already have a small amount of resistance to the chemicals we are using. It is by the wide spread use of these chemicals that we kill off any competition of any organisms that have some resistance and thus propagate this resistance which we call evolution.
So what this research sounds to me like... Is life/evolution finds a way to live.
The plants/organisms find a way to resist chemicals like Roundup etc. that are designed to kill them.
I don’t think we should be fighting against nature but rather with it. There is a way and maybe biotechnology can help us. But right now it seems that money is the driving force here and not the need to feed the world nor to do the right thing.
What is the point in fighting nature? If evolution will always find a way to defeat mankind's attempts at regulating/controlling it, then why not try to work with it?
Originally posted by Phage
reply to post by Philippines
"Experiments" in the eradication of smallpox. "Experiments" in the near elimination of polio.
There is a tendency in some people to have a fear of new things. No particular reason for it. New = bad.
There is no particular reason to fear GMO crops any more than there is to fear a hybrid, and you act as if there is no testing. What further testing would you suggest? How much is enough? Or do you just not want any biological manipulation at all? No matter what the benefits are? No need to answer. It's a rhetorical question.
The paper which you originally cited, the one I used data from uses for soybeans:
There seems to be some inconsistency here with how much and what areas are surveyed.
projections based on crop year 2006 totals and recent trends. (See tables on individual HT crops for explaination of factors contributing to the 2010 projections).
I can't seem to find how that "likely" figure is arrived at. Yes we know total usage has increased and the increase in acreage obviously has much to do with it. But fact is there was a net decrease in the net per acre application rate between 1996 and 2011. The data used in the paper shows that. They just don't seem to want to point it out.
So total pesticide use has gone up since the introduction of Bt crops according to this paper.
A new problem that started with the use of herbicides and pesticides, not with the use of GMOs. From a 1983 article:
The resistance to herbicides and pesticides found in these organisms is a relatively new problem and not a natural evolution of plant and insect species.
link.springer.com...
Within the evolutionarily insignificant period of just 65 years, beginning when the first case of resistance to a pesticide was reported (Melander, 1914), the phenomenon of resistance has proliferated exponentially so as to constitute today an indispensable consideration in nearly every pest control program.
Sequences, mixtures, rotations, and mosaics are potential strategies for using more than one pesticide to manage pest populations and for slowing the evolution of pesticide resistance.
Plants and algae resistant to the commonly used s-triazine herbicides display a wide spectrum of cross-resistance to other herbicides that act in a similar manner.
And yet, as the data from your first citation shows, the use of 2,4-D declined by 17% between 1996 and 2011. There was an increase of 4% from 2005 to 2009 and no change from 2009 to 2011.
So how do we control roundup resistant weeds? So far the answer is to use different herbicides like 2,4-D
Is a statement of speculation. Speculation about deregulation. Speculation about what the situation would be without GMOs. Speculation that 2,4-D is and will remain the only alternative.
In summary;
As stated in the paper you cite:
Is it ok to have small amounts of Glyphosate in your food? How about Bt delta endotoxin? Since these things are present inside the GE plant, rather than sprayed on the outside, does this increase our exposure to them?
In light of its generally favorable environmental and toxicological properties, especially compared to some of the herbicides displaced by glyphosate, the dramatic increase in glyphosate use has likely not markedly increased human health risks
What about it? Got a crystal ball?
What about the use of 2,4-D in the future?
How safe? Do you want something like the requirements of the Phillipine court? "Scientific certainty". There is no such thing.
It is not up to the consumer to show evidence that GMO products are harmful in order to protect themselves but it is up to the producer of GMOs to show that they are safe.