五千年(敝帚自珍)

主题:遏制中国的海上战略 -- 晨枫

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家园 核弹海啸是讹传

前苏联好像有用2亿吨氢弹制造海啸淹北美的创意

xkcd的讨论,这个创意是Freeman Dyson想出来的。美国国防部资助的研究结论是

The report outlines how when a nuclear weapon goes off underwater, it produces a cavity of hot gasses, which then collapses. If the explosion happens near the surface, it can create some pretty big waves—under some circumstances, they can be hundreds of feet high near ground zero.

Fortunately for the coast, these waves are fundamentally different from tsunamis. It turns out that if the waves are very large, they break early, and expend most of their energy creating a narrow surf zone on the continental shelf. This is potentially hazardous to some ships, but much less catastrophic than a direct nuclear attack. When they reached the coast, the waves would be no worse than those from a bad storm.

就是说把核弹扔水里纯粹浪费钱。

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