{"id":7273,"date":"2018-07-06T08:50:29","date_gmt":"2018-07-06T06:50:29","guid":{"rendered":"https:\/\/www.bonninsanso.com\/discoverymenorca\/?p=7273"},"modified":"2018-07-06T17:10:50","modified_gmt":"2018-07-06T15:10:50","slug":"30-years-ago","status":"publish","type":"post","link":"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/","title":{"rendered":"30 years ago&#8230;"},"content":{"rendered":"<p><strong>It was discovered that the rissagas of Ciutadella came from Algeria.<\/strong><\/p>\n<p>In 1988 <strong>Diario Menorca reported that the Meteorological Centre in Palma had discovered that the rissagas or tidal waves affecting the port of Ciutadella originated in Algeria<\/strong>. Four years previously there had been a tide that could have sunk up to 70 boats and so an investigation was initiated.<\/p>\n<p>The newspaper Diario Menorca reported that studies conducted on the cyclones of the Western Mediterranean showed that the tides that affect the port of Ciutadella have their epicenter on the Algerian coast.\u00a0 Deep depressions in the atmosphere of this North African country forced hot air over the Mare Nostrum which might otherwise have caused storms.<\/p>\n<p>According to this hypothesis, the air from Algeria produced long waves that were amplified in many ports especially in the port of Ciutadella due to its structural configuration. \u00a0A team from the Physics Department of the University of Balearic Islands concluded that the <strong>port of Ciutadella had a depth, length and width that caused the long waves going towards the port to extend up to two metres in height<\/strong>.\u00a0 The only solution to avoid these tidal waves was to structurally modify the port.<\/p>\n<p>If the Algerian depressions became storms the consequences would be worse.\u00a0 Meteorologists attributed the Algerian depression that occurred in 1980 as the cause of the five metre waves that affected the port of Mahon, destroying 12 boats.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>It was discovered that the rissagas of Ciutadella came from Algeria. In 1988 Diario Menorca reported that the Meteorological Centre in Palma had discovered that the rissagas or tidal waves affecting the port of Ciutadella originated in Algeria. Four years previously there had been a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7271,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[24],"tags":[2089,413],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>30 years ago...<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"30 years ago...\" \/>\n<meta property=\"og:description\" content=\"It was discovered that the rissagas of Ciutadella came from Algeria. In 1988 Diario Menorca reported that the Meteorological Centre in Palma had discovered that the rissagas or tidal waves affecting the port of Ciutadella originated in Algeria. Four years previously there had been a [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog de Menorca de Bonnin Sanso\" \/>\n<meta property=\"article:published_time\" content=\"2018-07-06T06:50:29+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-07-06T15:10:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.bonninsanso.com\/discoverymenorca\/wp-content\/uploads\/2018\/07\/port-ciutadella.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1063\" \/>\n\t<meta property=\"og:image:height\" content=\"709\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Bonnin Sans\u00f3\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/#website\",\"url\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/\",\"name\":\"Blog de Menorca de Bonnin Sanso\",\"description\":\"Informaci\\u00f3n sobre playas, zonas, rutas, tiendas y planes que hacer en Menorca.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"es\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/#primaryimage\",\"inLanguage\":\"es\",\"url\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/wp-content\/uploads\/2018\/07\/port-ciutadella.jpg\",\"contentUrl\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/wp-content\/uploads\/2018\/07\/port-ciutadella.jpg\",\"width\":1063,\"height\":709},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/#webpage\",\"url\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/\",\"name\":\"30 years ago...\",\"isPartOf\":{\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/#primaryimage\"},\"datePublished\":\"2018-07-06T06:50:29+00:00\",\"dateModified\":\"2018-07-06T15:10:50+00:00\",\"author\":{\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/#\/schema\/person\/86d5c633ce3acf13ffeaecde4ff5615f\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"30 years ago&#8230;\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/#\/schema\/person\/86d5c633ce3acf13ffeaecde4ff5615f\",\"name\":\"Bonnin Sans\\u00f3\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.bonninsanso.com\/discoverymenorca\/#personlogo\",\"inLanguage\":\"es\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/46355795ed22261561d4a50f8da7577a?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/46355795ed22261561d4a50f8da7577a?s=96&d=mm&r=g\",\"caption\":\"Bonnin Sans\\u00f3\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"30 years ago...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.bonninsanso.com\/discoverymenorca\/30-years-ago\/","og_locale":"es_ES","og_type":"article","og_title":"30 years ago...","og_description":"It was discovered that the rissagas of Ciutadella came from Algeria. In 1988 Diario Menorca reported that the Meteorological Centre in Palma had discovered that the rissagas or tidal waves affecting the port of Ciutadella originated in Algeria. 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