Collapse of mined-out area is an environmental geological hazard of the coal mining area.

采空区塌陷属于煤矿区的环境地质灾害问题。

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Under hazard load, the important function of engineering structure of small town is lost, the structure is destroyed seriously, even collapse, which causes enormous life and property loss.

在灾害荷载作用下，如果小城镇工程结构的重要功能丧失，结构出现严重破坏甚至倒塌，易造成巨大的生命财产损失。

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Karst collapse is the most prominent geological hazard in covered karst area.

岩溶塌陷是覆盖型岩溶区最突出的地质灾害问题。

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The key insight here is that systemic collapse brings about its own form of moral hazard as the safe thing to do is not to try to find smart ways of accessing risk, but to make sure that when the crisis comes your bank fails in the typical way.

FORBES: Inverse Moral Hazard: A Slaughter Rule For Finance

But at the same time, we don't want the whole global economy to collapse, so that's the argument in favor of taking the moral hazard risk and just bailing them out.

NPR: Wall Street Woes: Who Gets A Bailout?

The Fed minutes from 2007 reveal that members of the Federal Open Market Committee began to struggle to find a middle ground between action that was internationalist enough to ward off a systemic financial collapse on the one hand, and Lassie-Faire enough to avoid moral hazard on the other.

FORBES: Inverse Moral Hazard: A Slaughter Rule For Finance