这位名叫提姆·克雷齐默尔Tim Kretschmer的曾经就读于温嫩登Winnenden小镇上一所中学的学生大约于上午9：30格林尼治标准时间8：30进入学校开始开枪射击，靠近斯图加特市温嫩登Winnenden小镇有27 000名人口。
The ex-student, named locally as Tim Kretschmer, entered the school in Winnenden, a town of 27, 000 near Stuttgart, at about 9.30am (8.30am GMT) and began firing.
面对哥本哈根会议的僵局，格雷·希拉•齐齐尔尼斯基提出建议：碳市场可以用来避免主要排放国在哥本哈根会议上的僵持，并且达成共识。
The carbon market can be used to avoid a stand-off between the major emitters at Copenhagen and forge a consensus among nations. Graciela Chichilnisky sets out her proposal.
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