Africanelephantshavebeenslaughteredatalarmingrateoverthepastdeca

Africanelephantshavebeenslaughteredatalarmingrateoverthepastdecade,largelybecausetheyaretheprimarysourceoftheworld'sivory．Theirpopulationhasbeendwindledfrom1．3millionin1979tojust625,000today,andtherateofkillinghasbeenacceleratinginrecentyearsbecausemanyoftheolder,biggertuskedanimalshavealreadybeendestroyed．"Thepoachersnowmustkilltimesasmanyelephantstogetthesamequantityofivory,"explainedCurtisBohlen,SeniorvicepresidentoftheWorldWildlifeFund． Thoughitsrecordontheenvironmenthasbeenspottysofar,thegovernmentlastweektooktheleadinamajorconservationissuebyimposingabanonivoryimportsintotheUS．Themovecamejustfourdaysafteraconsortiumofconservationgroups,includingtheWorldWildlifeFundandWildlifeConservationInternational,calledforthatkindofaction,anditmadetheUSthefirstnationtoforbidimportsofbothrawandfinishedivory．Theban,saysBohlen,sendsaveryclearmessagetotheivorypoachersthatthegameisover． InthepastAfricannationshaveresistedanivoryban,butincreasinglytheyrealizedthatthedecimationoftheelephantherdsposesaseriousthreattotheirtouristbusiness．LastmonthTanzaniaandseveralotherAfricancountriescalledforanamendmenttothe102nationConventiononInternationalTradeinEndangeredSpeciesthatwouldmaketheivorytradeillegalworldwide．TheamendmentisexpectedtobeapprovedatanOctobermeetinginGenevaandtogointoeffectnextJanuary．Butbetweennowandthen,conservationistscontend,poachersmaygoonarampage,killingelephantswholesale,sonationsshouldunilaterallyforbidimportsrightaway．TheUSgovernmentbroughtthatargument,andbyweek'sendthetwelvenationEuropeanCommunityhadfollowedwithitsownban． What'stheauthor'sattitude?

A.Subjective

B.Neutral

C.Pessimistic

D.Activ

正确答案是B