单词：Hazen-colorimeter
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Science and technology 科学技术 Going underground 向地底进军 A project to reveal more about all the carbon on Earth 旨在向人们揭示更多地球碳信息的项目 The Deep Carbon Observatory 深碳观测站 A world still full of secrets
经济学人科技系列
Technology Going underground 科技 去地球深处 A project to reveal more about all the carbon on Earth 一个将会揭示更多关于地球上所有碳的秘密的项目 THE carbon cycle is the stuff of school books. 碳的循环在学校教科书中
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Israeli politics and Mideast peace efforts have been thrown into turmoil following Prime Minister Ehud Olmert's pledge to step down in September. VOA's Jim Teeple reports Ehud Olmert will leave office tarnished by corruption and many Israelis say hi
VOA标准英语2008年（八月）
Science and technology 科学技术 Heart disease and the microbiome 心脏疾病与微生物 High steaks 牛排吃越多，心脏病风险越高 Hardening of the arteries may be caused by a malign interaction of meat-eating and intestinal bacteria 肉
经济学人科技系列