备战2011高考各地模拟题分类汇编:阅读推断词义篇A[2010·江苏省高考一模]词数:275体裁:科技说明文难度:4Australianscientistsaretryingtogivekangaroo-stylestomachstocattleandsheepinabidtocuttheemissionofgreenhousegasesblamedforglobalwarming
Thankstospecialbacteriaintheirstomachs,kangaroofartscontainnomethane(甲烷)andscientistswanttotransferthatbacteriatocattleandsheepwhoemitlargequantitiesoftheharmfulgas
Whiletheusualimageofgreenhousegaspollutionisabillowingsmokestackpushingoutcarbondioxide,livestockpassingwindcontributeasurprisinglyhighpercentageoftotalemissionsinsomecountries
"FourteenpercentofemissionsfromallsourcesinAustraliaisfromentericmethanefromcattleandsheep,"saidAtholKlieve,aseniorresearchscientistwiththeQueenslandstategovernment
"AndifyoulookatanothercountrysuchasNewZealand,whichhasgotamuchhigheragriculturalbase,they'react