It was proposed that comprehensive index of regional environmental risk consists of the danger index of risk source, validity index of control mechanism and vulnerability index of risk receptor.

文章依据风险系统理论，构建区域环境风险区划的层次结构模型与指标体系，提出区域环境风险综合指数由风险源危险性指数、控制机制有效性指数、受体易损性指数组成。

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That spells danger for investors in leveraged ETFs, which use debt to magnify the returns of the index they follow.

杠杆ETF利用债务来放大他们购买的指数的回报率，对于投资者来说这是非常危险的。

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The Italian study found the danger lies in refined carbohydrates which often have a high Glycaemic Index (GI) score.

意大利一项研究表明，一些制作精良的碳水化合物食品中含有的升糖指数，常常是心脏病潜伏的因素。

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The dollar index is in danger of posting a technically bearish monthly low close Friday, with there also being a slight chance the index could post a quarterly low close if selling pressure picks up Friday.

FORBES: Comex Gold Up On Short Covering, Bargain Hunting, Bullish Outside Markets

The dollar index is also in danger of posting a technically bearish monthly low close Friday.

FORBES: Gold Firmer on Position Evening as Bernanke on Deck

That spells danger for investors in leveraged ETFs, which use debt to magnify the returns of the index they follow.

ECONOMIST: Exchange-traded funds