核心概念
The author discusses the potential catastrophic earthquake that could hit the Pacific Northwest due to the Cascadia subduction zone, highlighting the risks and consequences of such an event.
摘要
The article delves into the looming threat of a massive earthquake in the Pacific Northwest caused by the Cascadia subduction zone. It describes how seismologists underestimated Japan's earthquake potential, leading to devastating consequences. The narrative vividly portrays the impact of earthquakes and tsunamis on communities and infrastructure, emphasizing the need for preparedness and accurate scientific predictions.
统计
The 1989 Loma Prieta earthquake had a magnitude of 6.9.
A thirty-second earthquake generally has a magnitude in the mid-sevens.
A minute-long quake is in the high sevens.
A two-minute quake has entered the eights.
An earthquake with a duration of three minutes is in the high eights.
Japan was believed to not experience an earthquake stronger than magnitude 8.4 until it hit 9.0 in 2011.
The Tohoku earthquake and tsunami cost an estimated two hundred and twenty billion dollars.
The San Andreas fault line has an upper limit of roughly 8.2 on its potency scale.
The Cascadia subduction zone runs for seven hundred miles off the coast of the Pacific Northwest.
引用
"Oh, shit," Goldfinger thought, although not in dread, at first: in amazement.
"Perhaps I’ve said too much."