How to use DDT in a sentence

Looking for sentences and phrases with the word DDT? Here are some examples.

Sentence Examples Study results vary and some experts say more research is needed to determine what negative impacts DDT has on humans. Residual spraying with DDT and use of mosquito nets during sleep are recommended to stop transmission by sandflies. Organochlorine insecticides include chemicals such as DDT, methoxychlor, heptachlor, chlordane, toxaphene, aldrin, endrin, dieldrin, and lindane. And scant evidence suggests DDT gets into the environment in significant amounts when sprayed indoors. Some commentators recommend avoiding fatty fish because more PCBs, DDT, dioxin, and other chemical compounds will be found in the fat. Pesticides like DDT, aldrin, toxaphene and others are part of a family of chemicals known as Persistent Organic Pollutants. Old books said to use DDT, lindane or chlordane, all toxic pesticides now banned in the United States. The levels of DDT found in our study were high, compared with levels in countries in which the ban is enforced. Aldicarb, aldrin, chlordane, DDT, dieldrin, lindane, mirex, PCBs, and toxaphene are present in all our country's ecosystems, animals, and humans. It pays to note that high-test gasoline, calcium cyanide and DDT were three of the best bedbug eradicators. They are urging farmers to rid their farms of de-registered chemicals such as DDT, Dieldrin and persistent organochlorine pesticides. First, DDT, like most chemical substances, is reasonably safe when used responsibly, and harmful when used indiscriminately. However, DDT released before that time is still present in the environment and in various organisms in the process of bioaccumulation. After the Second World War, Europe and North America used DDT to eradicate malaria. In some studies, investigators have reported that DDT and its metabolites have estrogenic effects in animals and in vitro. The pesticide cocktail includes old and persistent pesticides like DDT and lindane. Farmers used DDT to protect cash crops like cotton, corn, and apples from a wide variety of agricultural pests. Exposure to DDT during development in children may affect the reproductive and nervous systems. The arrival of the insecticide DDT, which was effective against malaria-carrying mosquitoes and typhus-bearing lice, seemed to be a miracle. The insecticide DDT has long been a prime target of anti-chemical and anti-pesticide campaigners. Show More Sentences The academic literature on DDT and malaria doesn't suggest that DDT is the anti-malaria silver bullet that some people make it out to be. Consequently, they and others argue that animal toxicology and animal data must cause us to ban DDT as a precaution. After the war, DDT came into use for commercial and public health purposes. The book had a powerful influence, and governments throughout the world banned DDT and other pesticides. Since DDT was reintroduced in South Africa in April 2000, the number of mosquitoes is down. The book forecast a time when DDT and other persistent pesticides used at that time could produce a spring where there were no birds left to sing. One thus tried to remove the mosquitos in the concerned areas by pulverizing DDT but the mosquitos became resistant to this insecticide. Yet in decades of 80's, a vast campaign aiming malaria eradication took place through the process of pulverization with DDT applied in homes. From previous examples like DDT, PCBs and alar, the answer is between 25 and 50 years from the time scientists first learn of its potential harm. As few as eleven large earthworms can transfer a lethal dose of DDT to a robin. After the discovery of DDT and its application here, the incidence of bedbug infestations declined. Pesticides, such as DDT, atrazine, chlordane and lindane, and industrial by-products like dioxin, furans and PCBs, have been identified as endocrine disruptors. Leftover DDT from the prewar years, when the land in the region was all cotton fields. However, most living organisms are unable to eliminate or quickly metabolize mercury and organochlorine compounds such as PCBs, DDT and mirex. Since the use of DDT as a pesticide has been banned, eggshell thickness and hatching success rates have returned to normal. This bird of prey had been declining as a result of the use of pesticides such as DDT, which is now banned in Canada. At one stage, developing countries balked at the prospect of including DDT in the Convention. The third is to spray the inside of people's houses with DDT, to kill female mosquitoes when they settle to digest their blood meals. Monitoring data for DDT in eggs in Community Member States and in Norway indicate that this maximum level may be reduced. This class of compounds includes DDT, PCBs, dioxins, furans, toxaphene and Mirex. Show More Sentences For instance, DDT and lindane have been banned in the EU for many years but their presence can still be detected in the blood of our citizens. Stressing the need for cost effective and environmentally sound alternatives, INDIA said DDT has an important role in vector control. Three years later, the property was covered in asphalt to prevent the DDT in the soil from being carried by the wind. She never stopped us when we chased the mosquito man's truck as it blew a cloud of DDT into our smiling faces. Oil spills, petrochemical pollution, DDT, and toxic defoliants have rendered this appendix on the Caspian Sea's air, soil, and water almost beyond repair. Over time, songbirds like the robin and other prized avians, including bald eagles and peregrine falcons, ingested enough contaminated prey that they died of DDT poisoning. Mortality with 4 per cent DDT impregnated test papers was 17.5 per cent. Those include DDT, dieldrin, toxaphene, heptachlor, and alpha-chlordane. But existing controls on certain persistent toxins such as DDT and chlorinated hydrocarbons had begun to prove effective in European and American waters. Similarly, in 1996 post-apartheid South Africa agreed to swear off the use of DDT in favour of insecticides that environmental groups claimed were more benign. Both DDT and its breakdown products DDE and DDD are highly persistent in the environment. As noted in Chapter 3, Annex B, Part II, of the Stockholm Convention provides for specific provisions for restricted use of DDT in disease vector malaria control. Technical assistance should be designed to strengthen the capacities of these countries and to find solutions for such issues as the remaining use of DDT in some developing countries. The theory is that bed bugs prevailed in countries where DDT is still being used and slowly built up a resistance. Soil pollution results from the use of DDT as a pesticide and from toxic defoliants used in the production of cotton. Increased growth of a cancer cell can be influenced by hormonal disruptors, such as PCBs or dioxins, pesticides such as DDT, lindane and toxaphene or metals such as lead. Find out why DDT was banned in 1972, and why this decision was one of the most important steps in protecting wildlife and people from the effects of pesticides. Banning DDT in 1972 is considered one of the most important steps in protecting wildlife and people from the effects of pesticides and has set the course for future research into the effects of the chemicals we use. In 1964, a Swedish researcher, Soren Jensen, who was trying to study DDT levels in human blood, found that a mysterious group of chemicals in his samples was interfering with his analyses. The presence of DDT and other more harmful pollutants have been reported. Show More Sentences Gordon Wassenaar, who has been growing soyabeans in Iowa since the 1950s and remembers the bad old days of the highly toxic pestkiller DDT, is puzzled by the objections to GM crops. He lived long enough to see the ban on DDT and agonized over it, because of the millions across the globe who would die because of the ban. Endosulfan is an organochlorine pesticide as are DDT, dieldrin, and chlordane. The pollutants are aldrin, chlordane, DDT, dieldrin, dioxins, endrin, furans, heptachlor, hexachlorobenzene, mirex, PCBs and toxaphene. Only DDT and toxaphene were used until 1971 and 1984, respectively, and some old stocks have still remained in Estonia. This has since been remedied with restrictions on the use of DDT and similar chemicals, and numbers have rebounded. Examples of persistent toxins are PCBs, DDT, TBT, pesticides, furans, dioxins, phenols, and radioactive waste. Many chemicals, such as PCBs and DDT, have been internationally banned due to the recognition of their harm on the environment. During the same time periods, DDT was notably lower in the Western Hudson Bay population only. The widespread restriction of DDT use eventually allowed released birds to breed successfully. After WWII Monsanto and others entered the DDT market as it rapidly replaced the older organic arsenicals. In the 1960s the number of nesting bald-eagle couples plummeted to 417 because DDE, a compound formed by the decay of the pesticide DDT, stopped females depositing calcium in the shells of their eggs. Levels of HCB and congeners of DDT and DDE were measured in serum collected during the follicular phase. The most predominant occurrences were observed for DDT, DDE, DDD, heptachlor, toxaphene and various endrin compounds. He guessed, correctly, that the pesticide DDT, which had been sprayed along the gulf coast to control salt marsh mosquitoes, caused the drop in the number of eaglets hatched each year. Other persistent toxins are PCBs, DDT, pesticides, furans, dioxins and phenols. Hedges have been uprooted, wetlands drained, heaths ploughed up and pesticides such as DDT sprayed copiously to eliminate hostile insects thus also eliminating huge quantities of bird food. Pollution has been a problem in some areas, and in the 1960s and 1970s DDT caused egg loss through thinning of the shells. The use of DDT for disinfectation of louse-infested communities is a primary control measure in epidemic situations. On to Los Angeles County where the warning is against chlordane and DDT levels. Show More Sentences Theo Colborn and her colleagues stated that only after DDT had been spread as liberally as talcum powder across the face of this earth did we realize that DDT brought death to wildlife, but in a different way. During the Korean Conflict, American soldiers were deloused with DDT upon entering basic training. A review of costs and a cost-effectiveness analysis will allow comparative evaluation of DDT and alternative vector control options, chemical and non-chemical. Adelie penguins have long shown evidence of DDT, but not in enough concentration to hurt the birds, said Heidi Geisz of the Virginia Institute of Marine Science. Drosophila convert DDT to the non insecticidal but miticidal dicofol. These are DDT or its breakdown product DDE, Aldrin biphenyls, Dieldrin, Endrin, Chlordane broad spectrum, Heptachlor, Hexachlorobenzene, Mirex, and Toxaphene. The study concluded that carcinogens such as PCBs, DDT, chlordane and toxaphene have largely leveled off or have begun declining in Arctic animals after years on the rise. The concentrations of aldrin, dieldrin, endrin, DDT, hexachlorocyclohexane, and hexachlorobenzene remained below the established target values in all bottom sediments. Chemicals that are known endocrine disruptors include diethylstilbesterol, dioxin and dioxin like compounds, PCBs, DDT, and some other pesticides. In the UK, fulmar are noted as a common prey species and as such may contribute to locally high levels of DDT and PCB chemicals in nesting eagles. The proposed study will deal with PCB and DDT which contaminates soils and groundwater in Malaysia through unengineered landfills and the use of pesticides for agriculture. Some researches show surface runoff of pesticides, such as DDT, can alter the gender of fish species genetically, which transforms male into female fish. The Random House College Dictionary defines DDT as an insecticide, a scabicide, and a pediculicide and says that it's also called by a 31-letter word. Popular Russian rock groups include Mashina Vremeni, DDT, Aquarium, Alisa, Kino, Kipelov, Nautilus Pompilius, Aria, Grazhdanskaya Oborona, Splean and Korol i Shut. Examples from Classical Literature Although some chickens had DDT tremors the next day, all appeared normal two days later. Environmental pathways of exposure to DDT for children living in a malarious area of Chiapas, Mexico. And in South Africa, the recent reintroduction of DDT spraying had reduced malaria rates by 75 percent over two years. Our rifles and DDT are puny compared to the forces that annihilated dinosaurs and the multicolored world of the trilobites. Indoor spraying with DDT was planned for the malarious region without preliminary trials, although initially only in northern and central Venezuela. The researchers conclude that disruption of bone mineral composition correlates with the presence of PCBs, DDT residues, and other POPs among polar bears from East Greenland. Find more words! 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What is the plural of DDT? Use our Sentence Generator Nearby Words DDR DDE DDD D-Day D-day dd de de' dE De DE DEA