Atfirstsightyouwouldthinkthecollectionofhundredsofcoloredshards（碎片）couldbeaworkofabstractart.Buttheobjectsarethecontentsofthestomachofaseaturtlethatlostitsbattlewithplasticpollution.
EnvironmentalistsexaminedthestomachoftheturtlefoundoffthecoastofArgentina.Whattheyfoundisthesymptomoftheincreasingthreattoseaturtlesfromahumanaddictiontoplastic.
Seaturtlesoftenmistakeplasticitemsforjellyfishorotherfood.Ingesting（摄取）oceanpollutioncancauseadigestiveblockageandinternalcuts.Theresultcanbedangerousfollowedbydeath.
Humansproduce260milliontonsofplasticayear.Whenthoseproductsarepulledintothesea’scurrentstheplasticsarejustbrokenintosmallerpieceswhichareconsumedbymarinelifeatthebottomofthefoodchain.AnexaminationofagreenturtlefoundoffFloridadiscoveredthatoverthecourseofamonththeanimal’sfaeces（粪便）hadcontained74foreignobjectsincluding“fourtypesofballoonsdifferenttypesofhardplasticapieceofcarpet--likematerialandtwo2--4mmtarballs.”
“Theoceanshavebecomeagiantrefusebinforallmannerofplastics.Allseaturtlespeciesmaybeseriouslyharmed“accordingtothebiologistsColetteWabnitzfromtheUniversityofBritishColumbia.”Thesymptomofthisgrowingcrisiscanbeseeninsideandonseaturtlesaswellastheiroceanicandterrestrialhabitats.Itisurgentlynecessarytodirectlyconfrontthesourceofplasticpollutionredesignpackagingandrethinktheveryideaof‘throwawayculture’.”
Almostallmarinespeciesfromplanktontowhaleshaveingestedplastic.Buteveninsmallquantitiesplasticcankillseaturtlesthebiologistssaid.
Fiftyoutof92turtlesfounddeadstrandedontheshorelinesofRioGrandedoSulstateinBrazilhadingesteda“considerableamountofman-madedebris”.
小题1:What’stilepassagemainlyabout?