{"id":74011,"date":"2023-03-02T14:21:04","date_gmt":"2023-03-02T14:21:04","guid":{"rendered":"https:\/\/haberulus.net\/?p=74011"},"modified":"2023-03-02T14:21:04","modified_gmt":"2023-03-02T14:21:04","slug":"denizde-sismik-arastirma-izmirde-yeni-faylarin-varligini-ortaya-cikardi","status":"publish","type":"post","link":"https:\/\/haberulus.net\/?p=74011","title":{"rendered":"Denizde sismik ara\u015ft\u0131rma \u0130zmir\u2019de yeni faylar\u0131n varl\u0131\u011f\u0131n\u0131 ortaya \u00e7\u0131kard\u0131"},"content":{"rendered":"

\u0130zmir Dokuz Eyl\u00fcl \u00dcniversitesi (DE\u00dc) Deniz Bilimleri ve Teknolojisi Enstit\u00fcs\u00fc\u2019nde g\u00f6revli akademisyenlerden olu\u015fan ekip, \u2018Piri Reis\u2019 gemisiyle a\u00e7\u0131larak 1 hafta boyunca denizde veri toplad\u0131.<\/p>\n

DE\u00dc Deniz Bilimleri ve Teknolojisi Enstit\u00fcs\u00fc Deniz Jeolojisi ve Jeofizi\u011fi B\u00f6l\u00fcm\u00fc\u2019nde g\u00f6revli Prof. Dr. Derman Dondurur, \u201cBu proje i\u00e7in ge\u00e7ti\u011fimiz hafta i\u00e7erisinde, \u2018Piri Reis\u2019 gemisiyle 12 ki\u015filik ekiple bir sismik \u00e7al\u0131\u015fma ger\u00e7ekle\u015ftirdik. Bu \u00e7al\u0131\u015fmada yakla\u015f\u0131k 1000 kilometre civar\u0131nda sismik veri toplad\u0131k. \u0130lksel sonu\u00e7lar, ger\u00e7ekten \u00e7ok ilgi \u00e7ekiciydi. \u2018\u0130zmir d\u0131\u015f k\u00f6rfezi\u2019nin s\u0131\u011f yap\u0131s\u0131n\u0131, fay yap\u0131lar\u0131n\u0131 biraz biliyoruz ama derin k\u0131s\u0131mlarla ilgili \u00e7ok bilgimiz yoktu. Bizi \u015fa\u015f\u0131rtan \u015fu oldu; oradaki aktif fay miktar\u0131 ve yo\u011funlu\u011fu ger\u00e7ekten \u00e7ok fazla. Bu \u00e7al\u0131\u015fman\u0131n sonu\u00e7lar\u0131, \u00e7ok say\u0131da yeni fay\u0131n varl\u0131\u011f\u0131n\u0131 ortaya \u00e7\u0131kard\u0131\u201d diye konu\u015ftu.<\/p>\n

<\/p>\n

Prof. Dr. Derman Dondurur<\/p>\n<\/div>\n

\u2018\u0130ZM\u0130R, DEPREMSELL\u0130K A\u00c7ISINDAN AKT\u0130F\u2019<\/strong><\/p>\n

\u0130zmir ve \u00e7evresinin depremsellik a\u00e7\u0131s\u0131ndan aktif b\u00f6lge oldu\u011funu belirten Prof. Dr. Dondurur, \u015funlar\u0131 s\u00f6yledi:<\/p>\n

* Tarihsel s\u00fcre\u00e7te \u0130zmir ve \u00e7evresinde \u00e7ok say\u0131da y\u0131k\u0131c\u0131 deprem olmu\u015f. 1688\u2019de \u0130zmir\u2019de olu\u015fan bir deprem \u00e7ok ciddi hasar vermi\u015f hatta tsunami meydana gelmi\u015f. 1739\u2019da Fo\u00e7a\u2019n\u0131n 4\u2019te 3\u2019\u00fcn\u00fcn y\u0131k\u0131ld\u0131\u011f\u0131 y\u0131k\u0131c\u0131 bir deprem var. Bunlar\u0131n \u00fczerine Fo\u00e7a-Karaburun ve \u2018\u0130zmir d\u0131\u015f k\u00f6rfezi\u2019 b\u00f6lgesindeki faylar\u0131n haritalanmas\u0131, aktivitelerinin ortaya konmas\u0131 i\u00e7in T\u00dcB\u0130TAK destekli bir proje ba\u015flatt\u0131k.<\/p>\n

* Denizlerde faylar\u0131n haritalanmas\u0131 i\u00e7in sismik veri toplaman\u0131z gerekiyor. Ba\u015fka t\u00fcrl\u00fc faylar\u0131 haritalamak m\u00fcmk\u00fcn de\u011fil. Toplad\u0131\u011f\u0131m\u0131z bu sismik verilerden yola \u00e7\u0131karak faylar\u0131n uzan\u0131m\u0131n\u0131, b\u00fcy\u00fckl\u00fcklerini, deniz taban\u0131n\u0131 etkileyip etkilemediklerini dolay\u0131s\u0131yla aktif olup, olmad\u0131klar\u0131n\u0131 ortaya koymay\u0131 ama\u00e7lad\u0131k. Elde etti\u011fimiz verileri, ilksel olarak h\u0131zl\u0131ca veri i\u015flemden ge\u00e7irdik. Verilerin i\u015flenmesinin hemen ard\u0131ndan bu faylar\u0131n haritalanmas\u0131na ge\u00e7ece\u011fiz.<\/p>\n

* Aktif faylar\u0131n, aktif olmayan faylar\u0131n b\u00fcy\u00fckl\u00fckleri, nereye do\u011fru uzand\u0131klar\u0131 hakk\u0131nda bilgi elde etmeye \u00e7al\u0131\u015faca\u011f\u0131z. Dolay\u0131s\u0131yla \u0130zmir metropol alan\u0131 ve \u00e7evresinin afet riskine y\u00f6nelik \u00e7al\u0131\u015fmalar ger\u00e7ekle\u015ftirece\u011fiz. Proje, 2 y\u0131lda tamamlanmas\u0131 \u00f6ng\u00f6r\u00fclerek ba\u015flat\u0131lan bir proje. Proje verilerin toplanmas\u0131, i\u015flenmesi ve yorumlanmas\u0131 olmak \u00fczere 3 ayr\u0131 fazdan olu\u015fuyor\u201d dedi.<\/p>\n

<\/p>\n

\u2018\u0130ZM\u0130R\u2019DEK\u0130 FAYLAR B\u0130RAZ DAHA KISA\u2019<\/strong><\/p>\n

* \u00c7al\u0131\u015fmay\u0131 tamamlad\u0131ktan 2 g\u00fcn sonra 27 \u015eubat\u2019ta Fo\u00e7a a\u00e7\u0131klar\u0131nda 4.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir deprem meydana geldi. B\u00fcy\u00fck bir tesad\u00fcf. Bu depremin olu\u015ftu\u011fu yer, bizim \u00e7al\u0131\u015ft\u0131\u011f\u0131m\u0131z alan\u0131n tam olarak i\u00e7ine denk geliyor.<\/p>\n

* Depremin yery\u00fcz\u00fcnde, deniz taban\u0131ndaki iz d\u00fc\u015f\u00fcm\u00fcn\u00fc kesen 2 sismik hatt\u0131m\u0131z var. Depremin olu\u015ftu\u011fu fay\u0131 sismik kesitlerimizde g\u00f6rebiliyoruz. Aktif bir fay.<\/p>\n

* \u0130zmir, \u00e7ok ciddi deprem riski alt\u0131nda olan bir b\u00f6lge. Bunu asla unutmamam\u0131z gerekir. Karada oldu\u011fu kadar denizlerimizde de aktif faylar\u0131m\u0131z var. Karadaki faylar\u0131 birebir analiz etme \u015fans\u0131m\u0131z var ama denizde bu s\u00f6z konusu olmuyor.<\/p>\n

<\/p>\n

* \u0130zmir\u2019deki fay mekanizmas\u0131, Kuzey Anadolu fay\u0131 ve Do\u011fu Anadolu fay\u0131ndan farkl\u0131l\u0131k g\u00f6steriyor. \u0130zmir\u2019de daha \u00e7ok \u00e7\u00f6k\u00fcnt\u00fc alanlar\u0131n\u0131n olu\u015fturdu\u011fu normal faylar var. Bu faylar, biraz daha k\u0131sa. Boylar\u0131 Kuzey Anadolu fay\u0131 gibi y\u00fczlerce kilometre uzanm\u0131yor.<\/p>\n

Dolay\u0131s\u0131yla bu faylar\u0131n olu\u015fturdu\u011fu depremler, \u00e7ok y\u0131k\u0131c\u0131 olmuyor. Genelde \u0130zmir\u2019de tarihsel g\u00f6zlemledi\u011finiz depremler, 6-6.5 civar\u0131nda ancak her zaman risk alt\u0131nday\u0131z.\u00a0 (DHA)<\/p>\n","protected":false},"excerpt":{"rendered":"

DE\u00dc Deniz Bilimleri ve Teknolojisi Enstit\u00fcs\u00fc’nde g\u00f6revli akademisyenlerden olu\u015fan 12 ki\u015filik ekip, ‘\u0130zmir d\u0131\u015f k\u00f6rfezi’ olarak tan\u0131mlanan Fo\u00e7a-Karaburun b\u00f6lgesinde ‘Piri Reis’ gemisiyle sismik ara\u015ft\u0131rma yapt\u0131. \u00c7al\u0131\u015fmaya ili\u015fkin bilgi veren Prof. Dr. Derman Dondurur, “Bizi \u015fa\u015f\u0131rtan \u015fu oldu; oradaki aktif fay miktar\u0131 ve yo\u011funlu\u011fu ger\u00e7ekten \u00e7ok fazla. Bu \u00e7al\u0131\u015fman\u0131n sonu\u00e7lar\u0131, \u00e7ok say\u0131da yeni fay\u0131n varl\u0131\u011f\u0131n\u0131 ortaya \u00e7\u0131kard\u0131” dedi.<\/p>\n","protected":false},"author":1,"featured_media":74012,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[2490,527,1958,4297,196],"class_list":["post-74011","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gundem","tag-aktif","tag-deniz","tag-deprem","tag-fay","tag-izmir"],"_links":{"self":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts\/74011","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=74011"}],"version-history":[{"count":1,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts\/74011\/revisions"}],"predecessor-version":[{"id":74013,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts\/74011\/revisions\/74013"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/media\/74012"}],"wp:attachment":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=74011"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=74011"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=74011"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}