Asked by: Grober Bildin
science chemistry

Which organism is most affected by DDT?

Last Updated: 15th June, 2020

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DDT was also used during World War II in order to control malaria by controlling the mosquito population. DDT has an adverse impact on many organisms such as crayfish, fish, shrimp, and other marine animals. The effect of eggshell thinning has the largest impact on birds.

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Keeping this in consideration, what species were affected by DDT?

The three species were peregrine falcons, bald eagles, and ospreys. They claimed that the eggshell thinning coincided with the introduction of chlorinated hydrocarbon pesticides like DDT, and concluded that these compounds were harming certain species of birds at the tops of contaminated ecosystems.

Secondly, where is DDT found? DDT is still used today in South America, Africa, and Asia for this purpose. Farmers used DDT on a variety of food crops in the United States and worldwide. DDT was also used in buildings for pest control.

Then, what countries use DDT?

DDT is currently being produced in three countries: India, China, and the Democratic People's Republic of Korea (DPRK; North Korea) (Table 1). By far the largest amounts are produced in India for the purpose of disease vector control.

How does DDT affect marine life?

DDT, like other organochlorine pesticides enter the marine environment mainly through inputs from water and air, as a result of their use in agriculture. DDT also affects eggshell production in birds and the endocrine system of most animals. DDT has a very high tenancy towards biomagnification.

Related Question Answers

Froilana Evarestov

Professional

What insects does DDT kill?

DDT is a remarkable molecule, since it kills a wide variety of insect pests, such as houseflies, body lice, mosquitoes, Colorado beetles, and gypsy moths.

Zuzanna Chamedes

Professional

Who made DDT?

DDT was first synthesized in 1874 by the Austrian chemist Othmar Zeidler. DDT's insecticidal action was discovered by the Swiss chemist Paul Hermann Müller in 1939. DDT was used in the second half of World War II to control malaria and typhus among civilians and troops.

Kashif Kemena

Professional

Is DDT a fertilizer?

N-16-2-7 : DDT: Dichloro-diphenyl-trichloroethane
DDT is a synthetic insecticide of very high contact toxicity which, until recently, was used on a global scale. However, DDT was a truly important development in its time and a major weapon in the control of malaria.

Yaneth Glasmachers

Explainer

Is DDT still in the environment?

DDT does not occur naturally in the environment. After 1972, the use of DDT was no longer permitted in the United States except in cases of a public health emergency. It is, however, still used in some other areas of the world, most notably for controlling malaria.

Elbachir Barge

Explainer

Who banned DDT?

In May 1963, Rachel Carson appeared before the Department of Commerce and asked for a “Pesticide Commission” to regulate the untethered use of DDT. Ten years later, Carson's “Pesticide Commission” became the Environmental Protection Agency, which immediately banned DDT.

Ramune Kauert

Explainer

Does DDT kill plants?

It is probably best known for its dual nature: although remarkably effective in destroying certain living things that are harmful to plants and animals, it can also be extremely dangerous to humans and the environment. The abbreviation DDT stands for dichlorodiphenyltrichloroethane.

Jiankang Pisco

Pundit

Why DDT is banned?

One of the new EPA's first acts was to ban DDT, due to both concerns about harm to the environment and the potential for harm to human health. There was also evidence linking DDT with severe declines in bald eagle populations due to thinning eggshells.

Shuli Hachero

Pundit

What problems did DDT cause?

Human health effects from DDT at low environmental doses are unknown. Following exposure to high doses, human symptoms can include vomiting, tremors or shakiness, and seizures. Laboratory animal studies showed effects on the liver and reproduction. DDT is considered a possible human carcinogen.

Giorgian Shteyn

Pundit

Does China still use DDT?

DDT can only be used in the US for public health emergencies, such as controlling vector disease. Today, DDT is manufactured in North Korea, India, and China. China produces 4,500 metric tons of the product of which 80–90% is used to produce Dicofol, an acaricide.

Steffen Garibay

Pundit

Does China use DDT?

“Still, though China reports it stopped exporting DDT for pesticide use in 2005, it continues to use DDT in producing the acutely toxic insecticide dicofol.

Huang Bajanca

Pundit

Is DDT a chemical?

DDT, abbreviation of dichlorodiphenyltrichloroethane, also called 1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane, a synthetic insecticide belonging to the family of organic halogen compounds, highly toxic toward a wide variety of insects as a contact poison that apparently exerts its effect by disorganizing the nervous

Carlita Wernli

Teacher

Is DDT legal?

The United States banned the use of DDT in 1972, but some countries still use the chemical. DDT has also been used in the past for the treatment of lice. It is still in use outside the United States for the control of mosquitoes that spread malaria.

Miyuki Roewer

Teacher

Is DDT legal in Mexico?

The production and use of DDT (dichlorodiphenyltrichloroethane) has been eliminated in Canada, Mexico, and the United States under a North American Regional Action Plan (NARAP) negotiated by the three signatory countries to the North American Agreement on Environmental Cooperation (NAAEC).

Annabella Maltese

Teacher

What is DDT made of?

Technical DDT is made by condensing chloral hydrate with chlorobenzene in concentrated sulfuric acid (Metcalf 1995). It was first synthesized in 1874, but it was not until 1939 that Müller and his coworkers discovered its insecticidal properties (Metcalf 1995).

Zorion Steinhausser

Teacher

How much does DDT cost?

The cost comparison results show that DDT is the least expensive insecticide; it costs $1.60 per house for 6 months at 2 g/m2 and requires only 1 spraying round for that period.

Edilberta Virzi

Reviewer

Is DDT water soluble?

DDT is highly fat soluble (dissolves in fat easily), but is poorly soluble in water. Due to its 'fat-loving' nature it tends to accumulate in the fatty tissues of insects, wildlife, and people. DDT is stored and biomagnifies in fatty tissues, but produces no known toxic effects while it is stored (2).

Vahe Luttrell

Reviewer

What has replaced pesticides like DDT?

Other chemical insecticides, which are replacing DDT, are also not free of hazardous impacts. IVM thus appears to be a wise approach requiring concerted efforts for the management of mosquito to control malaria. Such an IVM comprises use of Bacillus thuringiensis Berliner var.

Romana Milagre

Reviewer

How many lives did DDT save?

500 million lives

Nohayla Garran

Reviewer

What does DDT smell like?

Dichlorodiphenyltrichloroethane - all isomers. Under normal conditions, DDT is found as white crystals or powder which have a very faint smell. DDT is very stable and evaporates fairly easily. At the time of the second world war, DDT was widely used as an insecticide - particularly against insects spreading malaria.