Original sentence: DDT is now banned in at least 86 countries, but it is still used in some developing nations to prevent malaria and other tropical diseases by killing mosquitoes and other disease-carrying insects.However, in the 1960s, it was discovered that DDT was preventing many fish-eating birds from reproducing which was a huge threat to biodiversity.Rachel Carson wrote the best-selling book Silent Spring about biological magnification
Edited sentence: Currently, about 3000 people a day die from malaria.DDT is still used in some developing nations to prevent malaria and other tropical diseases by killing mosquitoes and other disease-carrying insects.However, in the 1960s, it was mistakenly reported that DDT was preventing many fish-eating birds from reproducing which was a huge threat to biodiversity.The DDT ban is now being revisited and wider use of this very effective pesticide will probably be approved.This misery and these deaths could have been prevented by proper use of DDT.This resulted in Richard Nixon's EPA ban of DDT, extending to at least 86 countries.While the work was corrected by the author, Rachel Carson widely disseminated the false data in her best-selling book Silent Spring about biological magnification