When was ddt banned in the united states?
the pesticide called ddt was banned in the united states in
wrote a book called silent spring which
acted as the catalyst of the modern environmental movement and led to the banning of ddt.

Which of the following resulted from trade between nomadic people of central asia and civilizations of india during the vedic age? a.the people of the vedic age died from new diseasesb.the people of the vedic age could better obtain cattle and other goodsc.the nomadic people of central asia learned about shipbuildingd.the nomadic people of central asia wrote epic poetry