1932,masterdegree,JohnsHopkinsuniversitychildhood
childhood 1932, master degree, Johns Hopkins university
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RACHELCARSONRACHELCARSONTHE SENSE OFASthOrOYSILENTSPRING,Wiaer ofthrNatiuhal BoofArard andthe JehaBurreughi MedaW.ONDERtheEDGEof theseaCedchingthefeberathofwiemeostestilganifportoTIMIPHOTOGRAPHS BYNICKKELSHWordeendpictures to hcpjon kezpahincthanwinirodoitionby SUEHUBBELLJour child'inborn srnieafwonder.andrtaeayosreesdelighrinthepyteriofcartk,icaendbyARINELNTOWEOONNONAA
NATURECLASSICSPENGRACHELCARSONTHESEAAROUND USUnder the Sea WindRachel L. CarsonPEGIALEDITION
Everything has two sidesBenefits of DDTHighly specificneurotoxicityforinsects and extremelylowtoxicitytohumansandmammalsCheapsynthesis (therefore available foruseindevelopingcountriesHighly persistent so that it continues to kill insects formonths afterapplicationUsedto virtuallyeliminatemalaria,denguefeverandfilariasisEstimatedto have savedabout50 millionhumanlives andtohavepreventedmore thana 1,oo0 millionhumanillnesses
Everything has two sides: