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Farming pesticides effects research
Negative effects of pesticides on environment
Negative effects of pesticides on environment
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Mexico’s Yaqui Valley and Pesticides
In 1940, a new renovation of agricultural practices began in Mexico, later referred to as the Green Revolution. The beginnings of the Green Revolution are often attributed to an American scientist, interested in agriculture, Norman Borlaug. After much research, Borlaug was able to developed new disease resistance high-yield varieties of wheat. Along with the new disease resistant wheat and new mechanized agricultural technologies, Mexico was able to produce more wheat than was needed by its own citizen. Because of the success of the Green Revolution and Borlaug’s label as “The Man Who Saved a Billion Lives”, society was willing to look the away from the negative side of the Green Revolution. The use of inorganic fertilizers and synthetic pesticides would not be an issue until the case study conducted by Dr. Elizabeth Guillette, which proved by clear evidence that exposure to pesticides among the children of the Yaqui Valley in Mexico, did in fact impair the children’s development and motor skills.
In the late 1980’s, the Institute for Technology in Sonora conducted studies in the Yaqui Valley and found high levels of pesticides in cord blood and breast milk. The study also concluded children in the Yaqui Valley had extremely high levels of pesticides located in their hair and in the skin. The Mexican government halted the study because they thought it would cause undue alarm among the residence of the Yaqui Valley. Equipped with the information from the institute, Dr. Guillette, used an anthropological approach to evaluate the preschool children exposed to pesticides in the valley. In the study, two groups of four and five year old children were selected, one study group resided i...
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...around we would have to cover our mouths with our hands or go inside. As I read the research on the pesticides used in the Yaqui Valley, these imagines quickly came back. I learned that the greater good outweighed the risk of a few. The cost of the Green Revolution through the greed of the farmers and government officials outweighed the wellness of the children in the valley. I think if it had not been for the research of Dr. Guillette, the children of the valley and for generations to follow would have suffered from developmental and cognitive delays due to the use of pesticides. The Green Revolution was an act to save millions and which it did but not without a high cost of sacrifices of the children of Yaqui Valley. In the end, changes were made and the use of pesticides were regulated which in turn saved an astonishing number of lives.
Even tho the green revolution had stopped starvation in some of the world, it has also caused some. The green revolution was the use of new technology to grow food for the people of the world that started in the 1950’s. These new technology were such things as Gmo’s, pesticides, fertilizers. The main goal was to stop hunger and make second and third world countries better and not living in poverty. The green revolution Raised the amount of food in the world, made the world's population increase in a dangerous rate and harmed and damaged the earth and its people.
Chidambaram, India’s minister for food and agriculture supports the use of technology in agriculture but it leads to many farmers competing for who is best at using the technology (Doc. 4). This is a negative consequence because the competition would lead to conflicts between farmers on resources in their contest to be the better farmer. Dr. Vandana Shiva, an Indian physicist points out that a result of the Green Revolution was that more chemicals were being inputted into the soil which would ultimately hurts the land (Doc. 6). As a physicist, her words have great credibility because as a scientist, she truly understands the damage chemical products can do to the environment. These chemicals include pesticides, hybrid seeds and synthetic fertilizers that could potentially harm the soil. The negative consequences of the Green Revolution can be seen in
There are many issues regarding the raising and producing of various livestock animals, and the use of pesticides on various types of crops. The movie Food.Inc does a good job explaining these issues, but in a very biased way. It makes agriculturists look like terrible people, when this is not the case.
With an ever increasing world population, massive third world hunger, and with an estimation that a child dies for every two seconds world-wide from starvation; this does not even take into account the number of people who are mal and undernourished, there is a great promise in the use of this technology to benefit not only the farmers, but also societies worldwide. We have been able to genetically modify plants so that they may be more resistant to insects, so that there is less pesticidal toxins sprayed. We have designed plants that require less water, less soil nutrients, preserving precious recourses. We have designed plants with higher yield, shorter seasons, plants that need less land to grow; we are said to be living in a time where we have the healthiest, most well-tested plants in the history of this
Most of Goodall's books focus on her progressing studies, however, in Harvest for Hope: A Guide to Mindful Eating, she discusses another issue focusing on human consumption. Goodall begins her book by touching on the roots of early agriculture, including national dishes from many different cultures and traditions. Then, she dives into modern agribusiness, a new lifestyle where commonsense farming has become more and more rare, especially in the United States. She discusses how mass consumption has developed from the idea of a monoculture, where farmers plant acres of the same crop. This creates a problem because if that one crop fails to grow, then the farmer has no other crop to rely on for profit, causing the farmer to use chemical pesticides. Insects developing resistance towards these pesticides led to the idea of genetically modifying crops so that they develop their own "natural" pesticide. Nonetheless, all of these techniques are poisoning our foods and our environment. The issue is rapidly destroying all farms mainly because GMO's spread easily through pollination and are difficult to kill.
To help keep crops from being destroyed, conventional farmers use many methods such as pesticides, herbicides, and fungicides. Nearly 1 billion pounds of these chemicals are used every year (“pesticides”). Because of this excessive use, some scientists express concern that using artificial chemicals in the farming process could produce unhealthy crops. People who ate it over a long period of time could suffer from degraded health and stunted growth (“Organic Foods”). For example, in 1989, the EPA banned the use of Alar which was a chemical used to ripen apples (“Farming, Organics”). This chemical proved to be carcinogenic after causing tumors in mice after several laboratory tests (“Organic Food”). As a result of these findings there was a dramatic increase of the sales for organic food (“Organic Food”). Another study found that Atrazine (one of the most widely used herbicides in the United States) has the potential of being carcinogenic and reducing sperm counts in males (“Organic Food”). This was further proven when evidence was found that chemicals u...
Civilization began with agriculture, and agriculture continues to be an integral part of our lives. Civilization brought knowledge, knowledge brought technology, and technology brought chemicals and pesticides to “improve” our world. “The Obligation to Endure” is an excerpt from Rachel Carson’s “Silent Spring,” a passionate and masterful work on the results of civilization’s efforts to control pests and insects. These effects include destruction of the environment, alteration of gene structures in plants and animals, water contamination, and an upset of nature’s delicate balance. This article is an impassioned plea to the world to understand the threat and demand the information necessary to make an informed consent on use of these deadly substances.
With the world having so many people on it we use a lot of pesticides and fertilizers. If it was not for the help of these we would not have gotten to the place we are now. Pesticides and fertilizers do a lot more than just help grow and safe from pests. “Nearly 50% of the world labor is employed in agriculture and they significant risk”
In Pensacola, a superfund site abuts a play area where most of the children are black. Toxic chemicals produced throughout the world are found in extremely high levels in Inuit people’s bodies and in women’s breast milk.
The most wonderful activity a human being can experience is new flavors and foods. For example, the first time a person tastes a delicious juicy piece of prime rib or a delightful hamburger with cheese and ham, his world is never the same. However, since the beginning of the twentieth century, the production of food has been supplemented by science. This has triggered an angry dispute between the people who support the advances of biotechnology and people who love nature. In order to understand the controversy, we have to know the meaning of genetically modified foods. With new technological advances, scientists can modify seeds from a conventional seed to a high tech seed with shorter maturation times and resistance to dryness, cold and heat. This is possible with the implementation of new genes into the DNA of the conventional seed. Once these "transgenes" are transferred, they can create plants with better characteristics (Harris 164-165). The farmers love it not only because it guarantees a good production, but the cost is also reduced. On the other hand, organizations such as Greenpeace and Friends of Earth have campaigned against GMO (“Riesgos”) because they think that they are negatively affecting the earth (Gerdes 26). Both the advocates and the opponents of genetically modified foods have excellent arguments.
In a study conducted by the University of London’s Centre for Toxicology, 30 out of 37 commonly used pesticides have been tested to block or mimic male hormones (Cone). This blockage can affect testosterone levels negatively as well as other androgens produced within a male’s body causing serious health concerns with fertilization, hair loss, and low sex drive. The study also discovered that certain pesticides that are used within today’s agriculture can, “…activate or inhibit hormone receptors in cells that turn genes on and off” (Cone). Therefore, fetuses and infants can be at high risk when exposed in the womb or through breast milk since the hormones being turned on or off control masculinization of the reproductive tract. Overall, pesticides seem like they are doing more harm to human’s health then they are at keeping crops healthy and should be eliminated from modern agriculture
Rachel Carson’s Silent Spring revolutionized the American point of view concerning the environment. It rejected the notion that pesticides and chemicals are the right choice for “controlling” various animals that are seen as an inconvenience. Carson writes about the dangers of pesticides, not only to nature but man himself.
Genetically modified (GM) foods have become omnipresent over the past decade. They are a technological breakthrough that allows humans to manipulate and add foreign genes to crops to enhance desired traits, but they have also evolved into a controversial issue, especially for Third World countries. Some people believe that GM foods not only provide larger yields to feed hungry citizens in Third World countries, but they can also be a source of great nutritional value. For example, researchers have developed a strain of golden rice containing high amounts of vitamin A and numerous other vitamins and minerals. Additionally, GM crops are laced with herbicides and pesticides, and therefore reduce the need for chemical consumption. Opponents of GM foods claim that they pose a threat to the health of consumers and that these crops could eventually cross-pollinate in an unregulated fashion or lead to the growth of superweeds and superbugs resistant to the herbicides and pesticides woven into the genetic fiber of the crops. Developed nations should promote research and monitoring from an ethical point of view and financial assistance through philanthropic ventures in order to limit environmental and health risks. They should also make sure that limited cultural displacement will result from the introduction of GM crops and that instead, a better livelihood and well-being through collaboration will emerge. Hence, GM crops should be introduced only provided that the developed nations assume the ethical and financial responsibilities for the environmental, health, and social consequences that attend this new innovation.
I remember when I first thought about the power one person could have to create change. I was a teenager growing up in the South when I read Rachel Carson’s book “Silent Spring”. This beautifully written book is a powerful indictment of the widespread use of pesticides. Rachel Carson criticized the chemical companies for claiming that pesticides were safe despite mounting evidence to the contrary. And she criticized public officials who accepted the chemical industry’s claims.
"1 Matthiessen goes on to write that "one shudders to imagine how much more impoverished our habitat would be had Silent Spring not sounded the alarm. " 2 This is indeed a worthy claim by Mr. Matthiessen, but he correctly uncovers a bigger and more alarming truth when he says, "the damage being done by poison chemicals today is far worse than it was when she wrote the book. 3 In fact, since 1962, pesticide use in the US has doubled. As an environmentalist (or a "radical" environmentalist, as I am often labeled by members of the mainstream environmental movement), I feel it is my duty as a protector of the Earth's well-being to write this editorial as a means of bringing into the American consciousness a variety of frightening environmental issues.