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Impact of pesticides on agricultural production
Damaging effects of pesticides on the environment
Damaging effects of pesticides on the environment
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One of the most controversial and commonly used pesticides at the moment is chlorpyrifos. The insecticide chlorpyrifos is used to repel mosquitoes, cockroaches, and fire ants from crops. However, studies show that chlorpyrifos can cause delays in infant brain development and decrease in birth weight, impair neonatal reflexes and motor skills, and increase risk of Attention Deficit Hyperactivity Disorder (ADHD). Chlorpyrifos has also been linked as one of the strongest environmental exposures that leads to autism. Although chlorpyrifos has been banned for residential use, it is still used for agricultural purposes. There is an ongoing debate about whether chlorpyrifos should no longer be used on food crops at all. Even though there is a justifiable
All water sources, whether fresh or salt, have varying levels of fluoride (Awofeso, 2012). Around 1945 it was discovered that communities with higher rates of naturally occurring fluoride had lower rates of tooth decay (Dean, 1938) which resulted in the addition of artificial fluoride to public water supplies. The incidence of tooth decay fell drastically in fluoridated communities as a result, leading to widespread adoption of public water fluoridation as a public health strategy.
The pesticide DDT banned in 1987 was a detrimental to the environment leading to it to be banned in 1987. DDT remains in the soils for a long period of time. The chemicals affect the ecology of the soil and water run off causing contamination of livestock and native animals and aquatic species. Studies indicated a range of human health impacts from DDT including cancers, infertility, miscarriage and nervous system impairment. The social and economic impact of DDT use in viticulture was significant.
Few object to the therapeutic use of fluoride to stop tooth decay, but fluoridation, the addition of fluoride to the public water supply, can spark avid controversy. Most dentists, medical groups, and government officials argue that fluoridation is a cheap and risk-free venture that doubles cavity prevention. In contrast, a small minority of dentists and conservative political groups argue that fluoride is a hazardous, poisonous substance that should not be consumed. Some antifluoridationists even claim that fluoridation is an untrustworthy form of socialized medicine. But rather than just attacking fluoridation as socialized medicine, opponents originally claimed that it was a conspiracy to poison or brainwash Americans through the water supply. This theory arose in the 1940s when the scientific community refused to endorse or reject fluoridation, thus allowing the debate to expand into the social sphere. While fluoridation opposition may be subconsciously inspired by naturalism, the social development of fluoridation into a Communist or fascist conspiracy resulted from a conscious effort by conservatives to suppress a growing government.
Fluoride is a trace of nutrients that occurs naturally in water and foods (Wilson). Fluoride has been a problem in the US for quite some time now. And as time goes along, it gets more worse. The only way to fight this problem off is to use less fluoride in our daily lives. This is something everyone should know about because it is getting to the point where it is affecting people's health. The question is, is fluoride being overused in the US? Many people are getting little benefits by the naturally occurring fluoride, plus they are getting more fluoride from the dentist office. There is only a certain amount of fluoride you should intake per day, and these days those numbers are higher than they should be. Fluoride is shown that is it being overused in the US by health issues, chemical intake, and children concerns.
Disinfection is applied in water as well as wastewater treatment as a finishing step so as to destroy pathogens but the cause of concern regarding the disinfection process is the formation of disinfection byproducts (DBPs). Natural organic matter (NOM) in water has been considered as the predominant DBP precursors. Disinfectants are powerful oxidants that oxidize the organic matter present in water forming DBPs. Chlorine, ozone, chlorine dioxide, and chloramines are the most common disinfectants used nowadays and each produces its own suite of chemical DBPs in finished drinking water (Richardson, 2003). DBPs so formed pose a threat to human health because of their potential to cause cancer and reproductive/developmental effects. Most developed nations have regulated concentration of DBPs so as to minimize exposure to potentially harmful DBPs while maintaining adequate disinfection and control of targeted
Seventy percent of the US population now receives fluoridated drinking water, an industrial grade level chemical most commonly associated with the prevention of tooth decay, and in Virginia especially, 95.7% of all public water is fluoridated (CDC). I present this numbers to your concern because for something that is almost in all public drinking water, it is not informed to the average Virginia citizen, but that is not the primary issue I am addressing you for. My main matter of concern is that more recent studies performed by scientist in the US and abroad are now finally advocating decade old cautions back then just acknowledged as unsubstantial research or even myths on how rather potentially hazardous the fluoridation of water is for
Not Fluoridating Water People around the world wake up each morning and brush their teeth with toothpaste, not knowing what's in it. Fluoride is being used in things that shouldn’t be, like water. Water is H2O that people around the world drink constantly. Some drink more than others, like athlete’s, manual laborer’s, diabetic’s, and people with kidney disease who are exposed to more fluoride than other’s (12 Reasons). All the other water treatment chemicals are added to improve the water for safe drinking, but fluoride does not.
Clovis was in charge of western Europe with fellow Franks striving for closer ties to Christianity. Clovis and his men like to fight and win battles to gain power the more battles won, the more followers and the better the reputation they had.. The church is the constant in their society and the Christian church holds the power. Women were seen to be more connected to God because the Church was more appealing to women. This community believes that “God wants effort put towards earning money.” This means this society earned whatever good stuff they could in order to be closer to God.
"Pesticides." Issues & Controversies On File: n. pag. Issues & Controversies. Facts On File News Services, 18 July 2005. Web. 20 May 2011. .
...ortation of plants, fruits, vegetables, and animals. Indiscriminate pesticide use kills the good with the bad. Long term and wide spread pesticide use poisons underground water sources, which, in turn, poison plants, animals, and humans. And, finally, by our uninformed actions, new super races of pests continue to evolve and create even greater dangers than the original.
When people use pesticides, they feel as though their houses and children are protected. Many people don’t see the down fall of using such harsh chemicals. Exposure to harsh chemicals can send your body in a downward spiral. Pesticides are everywhere, on the food we eat, on the building we sleep in, and even I the schools you send your child to. What is even more shocking is that many people don’t know that pesticides are in many household products such as oven cleaners, laundry detergent, floor polish, drain cleaners, and even arts and craft supplies.
As time has progressed, there has always been an overarching need for high amounts of crop production throughout the world. With the rapid rate of population growth, the need for crops and other sources of nutrients is only increasing. In order to meet these high demands and increase yields, farmers and other agriculturalists have started implementing the use of pesticides. These chemical mixtures are being used in order to prevent, destroy, repel or mitigate any pests from destroying growing crops. However, using pesticides on crops can create massive amounts of pollution, negatively affect an individual’s health, and can spark biodiversity loss within an ecosystem. According to Michael C.R. Alavanja, “Over 1 billion pounds of pesticides are used within the United States (US) each year and approximately 5.6 billion pounds are used worldwide”. With all this in mind, it is clear that pesticides should not be made available to farmers and agriculturalists, and should
Pesticides are contaminating the Earth’s water supplies. There are seventeen pesticides found in twenty-three state’s water supplies right now. Scientists at Cornell University conclude that 99% of pesticides miss the intended source and find their way into the water, air and soil. Most of the pollution isn’t strong enough to create an immediate impact on humans so the wildlife is the primary target to these contaminates. Animals such as the European Starling birds are constantly being tested and found that they are greatly affected both behaviorally and psychologically.
The growing demand for enhanced food productivity to meet the needs of the global population has led to use sophisticated agriculture technology in which pesticides play a crucial role. Pesticides are extensively used to increase agricultural products by preventing, controlling, or lessening the damage caused by a pest (John et al., 2001). Pesticides have been widely used througout the world since the middle of the last century. They are mainly used in agriculture and animal production, both including substances with high toxic effects and persistance in the environment (Beyer and Biziuk, 2008).
Pesticide is a chemical used to prevent, wipe out and control the pest problem in agriculture. The use of pesticides have become a common practice around the world, and used almost everywhere, such as agricultural fields, homes, park and school, and so on. Most pesticides are insecticides, herbicides and fungicides that have distinct purposes. Insecticides are used to control insects; herbicides are used to destroy plants; fungicides are used to prevent molds and mildews. Most commonly pesticides contain highly toxic chemical such as Acid copper chromate (ACC), Acephate and Chlorpyrifos, and so on. One of example of insecticides, Chlorpyrifos, sprays widely on a variety of food and golf courses in order to control pests in a cornfield. However, “Chlorpyrifos can cause cholinesterase inhibition in humans; that is, it can over stimulate the nervous system causing nausea, dizziness, confusion, and at very high exposures (e.g., accidents or major spills), respiratory paralysis and death.” (EPA GOV) In the market has thousands of products are similar as Chlorpyrifos.