[新聞] 搞不懂潮退現象 波多黎各民眾大恐慌 - 海洋生態討論

By Linda
at 2009-05-29T00:06
at 2009-05-29T00:06
Table of Contents
※ [本文轉錄自 Gossiping 看板]
作者: magecandy () 看板: Gossiping
標題: [新聞] 搞不懂潮退現象 波多黎各民眾大恐慌
時間: Thu May 28 23:34:03 2009
搞不懂潮退現象 波多黎各民眾大恐慌 【22:47】
〔本報訊〕當月亮靠近地球時,海水會因為受到地球引力而上漲,等到月亮轉移位置
後便會退潮,由於月亮供轉和地球自轉的時差,因此讓每天的潮長與潮退僅有50分鐘至60
分鐘間隔,且高度落差極大,雖然有許多民眾都知道這小知識,不過卻意外讓波多黎各的
人民誤認為天災的先兆,引起當地大恐慌。
媒體報導指出,因波多黎各南面的海岸近來的潮退落差達15米,讓當地民眾誤以為是海嘯
或其他天然災害的徵兆,嚇的民眾紛紛致電當地氣象局查詢,隨後當局出面向民眾解釋,
是因為月球太靠近地球,引力造成潮退的水位特別低,希望民眾不要太過恐慌。
http://iservice.libertytimes.com.tw/liveNews/news
.php?no=221310&type=%E5%9C%8B%E9%9A%9B
2/3
只有波波是這樣? 有住海邊的鄉民知道 台灣的潮退落差是多少米嗎?
還是月亮只靠波波比較近 靠台灣就比較遠?
--
作者: magecandy () 看板: Gossiping
標題: [新聞] 搞不懂潮退現象 波多黎各民眾大恐慌
時間: Thu May 28 23:34:03 2009
搞不懂潮退現象 波多黎各民眾大恐慌 【22:47】
〔本報訊〕當月亮靠近地球時,海水會因為受到地球引力而上漲,等到月亮轉移位置
後便會退潮,由於月亮供轉和地球自轉的時差,因此讓每天的潮長與潮退僅有50分鐘至60
分鐘間隔,且高度落差極大,雖然有許多民眾都知道這小知識,不過卻意外讓波多黎各的
人民誤認為天災的先兆,引起當地大恐慌。
媒體報導指出,因波多黎各南面的海岸近來的潮退落差達15米,讓當地民眾誤以為是海嘯
或其他天然災害的徵兆,嚇的民眾紛紛致電當地氣象局查詢,隨後當局出面向民眾解釋,
是因為月球太靠近地球,引力造成潮退的水位特別低,希望民眾不要太過恐慌。
http://iservice.libertytimes.com.tw/liveNews/news
.php?no=221310&type=%E5%9C%8B%E9%9A%9B
2/3
只有波波是這樣? 有住海邊的鄉民知道 台灣的潮退落差是多少米嗎?
還是月亮只靠波波比較近 靠台灣就比較遠?
--
Tags:
海洋生態
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