RachelCarson（1907﹣1964）wasapioneeroftheworld's environm...
問題詳情：RachelCarson（1907﹣1964）wasapioneeroftheworld's environmentalmovementthroughherwritingabouttheprotectionofthenaturalworld．Her1962bookSilentSpringmadeherwellknownbymanypeople．Itdescribestheharmfulc...