dichloro-diphenyl-trichloroethane (DDT)‚ is a prime example of how public health benefits and environmental costs tradeoff. DDT was extensively used worldwide beginning in the 1940’s as a means to kill insects; it was also used to prevent malaria from spreading and control agriculture pests. DDT became so popular that at one point the U.S. was the leading producer‚ developing thousands of metric tons of DDT. With years of scientific research‚ researches came to find that effects of DDT were a serious threat.
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NEG-Legalize DDT Table of Contents ***Strategy Notes*** 2 ***Flows*** 3 Flow - Gartner/Salter 4 ***Frontlines*** 5 Frontline - Inherency: DDT Permitted in Developing Countries 6 Frontline - Inherency: Exemptions in Stockholm Convention 7 Frontline - Inherency: US using DDT currently 8 Frontline - A2: No Alternatives 9 B. WHO 09 - Alternatives to DDT in multiple countries 9 Frontline - A2: Malaria Resurgence 10 Frontline - A2: West Nile 11 Frontline - A2:
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DDT Use for Malarial Control Dichlorodiphenyltrichloroethane otherwise known as DDT was used worldwide for agricultural and public health purposes from the 1940s until the 1970s‚ when concern rose for its toxic effects on us humans and wildlife‚ its environmental persistence and its levels in the food supply led to restrictions and prohibitions on its use. Today DDT is now only used for vector control mainly in Africa and Asia. DDT is a potent insecticide used for Indoor Residual Spraying (IRS)
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Today I will be talking about why we should not use DDT. If you knew about DDT you would know why I don’t want to do it. I just want you to picture being a little nature person but there is know nature DDT will kill it. The benefits of using DDT outweigh the harmful consequences because DDT could kill a lot of animals‚ and we don’t know the effects of DDT on a human People that are for DDT will say it is good for farming.It may be good for farming but it’s not good for our food because our food
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Introduction Paul Muller‚ a Swiss chemist and Nobel Prize winner was the one who discovered the DDT which was found to be very effective as a pesticide. In the 40s it was used in the agriculture sector to help kill crop-eating insects. From 1942 onwards it started being commercialized with big companies such as the Montrose Chemical Corporation at the frontline of this pioneering product. At first‚ the product proved to be quite a sensation drastically reducing the amount of malaria resulting in
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Organic Farming Crises Theory: DDT stand for dichlorodiphenyltrichloroethane and is used as an insecticide and it is used for removing insects from crops‚ they are used by people called biological farmers. Molecular formula | Molar mass | Density | Melting Point | Boiling point | C14H9Cl5 | 354.49 g/mol | 0.99 g/cm³ | 108.5 °C | 260 °C | DDT was not formed naturally it was made by the reaction between chloral (CCl3CHO) and chlorobenzene (C6H5Cl) with the presence of sulphuric acid which
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DDT(dichlorodiphenyltrichloroethane) is a very well-known synthetic pesticides. DDT was made in laboratory in 1873. In 1939‚ Dr. Paul Muller discovered the insecticidal properties that DDT causes. The Swiss chemist Paul Müller was awarded the Nobel Prize in 1948 f5or his discovery of the high efficiency of DDT as a poison against several arthropods. DDT was also used in the second half of the World War 2‚ because it was against the mosquito that spread malaria and lice that carry typhus.
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ban the usage of DDT in all countries around the world. While many developed countries have taken this issue very seriously and have banned the use of DDT‚ it is still being used in some countries. DDT or 2‚2-bis(p-chlorophenyl)-1‚1‚1‚-trichloroethane‚ is used as an insecticide. First introduced during the 1940s‚ it killed insects that spread disease and feed on crops. Swiss scientist Paul Müller was awarded the 1948 Nobel Prize in Physiology and discovered the properties of DDT. However‚ is toxic
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Secondary Section Date: 08/31/2012 APES Trimester 1 Activity # 1- DDT and Pesticides Directions: read carefully each statement and answer it. Watch the following video – DDT and Pesticides‚ and write a short reflection paragraph about the topic. If you want to see again this video‚ you can find it on the following direction. http://www.youtube.com/watch?v=LQ64sV0nSVU This video shows how DDT was used in the world to help humans. Later on people started to notice that this
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DDT between beneficial and destructive Throughout the history‚ humans have faced a lot of problems‚ but the worst of all of these are the problems made by humans themselves. Every day we try to discover something new to help our society and to help us survive in the environment that we are living in. We use technology and chemicals as an example to come up with anything that can benefit us and realize its purpose. We started to have problems with mosquitoes‚ so scientists from all over the world
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