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Why was DDT used in North America?
As a pesticide/insecticide.
What was Rachel Carson's intent in not wanting to ban DDT?
Rachel Carson did not advocate for banning DDT outright but called for its careful and controlled use to prevent harm to the environment and wildlife. She believed that the negative impacts of DDT on ecosystems and human health outweighed its benefits. Her intent was to raise awareness about the dangers of indiscriminate pesticide use and promote more sustainable and responsible approaches to pest control.
ddt is used?
It was used to kill pests in crops. However, most countries now ban the use of DDT because of its ability to remain in the food chain, affecting countless other species of animals in the ecosystem.
What evidence do scientists use to study the ancient dinosaur?
Scientists use mainly fossils.
How do you use empirical evidence in a sentence?
the scientists had empirical evidence waiting to be answered
Why did the US to stop using DDT?
The United States stopped using DDT primarily due to its harmful effects on the environment and human health. It was found to have persistent toxic effects on wildlife, to bioaccumulate in the food chain, and to have potential carcinogenic properties. These concerns prompted the US to ban the use of DDT in agriculture in 1972.
How did Scientists react to Silent Spring?
Scientists investigated Carson's claims and verified them to be correct. This resulted in the banning of the use of the pesticide DDT and the start of what is now considered the contemporary environmental movement.
What was rachel Carsons problem she solved?
Rachel Carson's problem was the environmental damage caused by indiscriminate pesticide use, particularly DDT. She raised awareness about the harmful effects of pesticides on ecosystems and human health through her book "Silent Spring," which led to the eventual ban of DDT and sparked the modern environmental movement.
How will DDT affect the top predators?
The top predator has done fairly well despite the ban of DDT. Malaria has claimed tens of thousands of additional lives of humans due to this ban. No predators have been known to have issues due to the use of DDT.
How has the use of DDT changed in the US since 1972?
DDT was banned.
How has the use of DDt changes in the US since 1972?
DDT was banned.
What did the government do to solve the problem with DDT?
DDT is banned for agricultural use.
