Longitudinal valley changes shape When sufficient stress builds up in the earth's crust as the result of tectonic movement, displacement occurs along fault lines, thus triggering an earthquake.
花東縱谷將被擠掉？當板塊相互運動產生夠大的應力，斷層即產生不穩定滑動，引發令人心慌的地震。但即使感受不到地震，卻不代表台灣大地有過片刻安靜。