the evidence that scientist had to ban DDT was that birds were getting extinct in particular cites and in the 1960's there was a problem with child development. scientist believed that DDT was doing this
As a pesticide/insecticide.
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.
Scientists use mainly fossils.
the scientists had empirical evidence waiting to be answered
Evolution
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.
DDT is a very strong pesticide.
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.
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.
they use tools to a piece of evidence so it can help them
DDT is banned for agricultural use.
DDT was banned.