{"id":10840,"date":"2013-05-13T16:53:21","date_gmt":"2013-05-13T13:53:21","guid":{"rendered":"https:\/\/www.enerjigazetesi.ist\/?p=10840"},"modified":"2013-05-14T17:37:29","modified_gmt":"2013-05-14T14:37:29","slug":"karbondioksit-400-ppm-sinirina-ulasti-cozum-enerji-verimliligi","status":"publish","type":"post","link":"https:\/\/www.enerjigazetesi.ist\/en\/karbondioksit-400-ppm-sinirina-ulasti-cozum-enerji-verimliligi\/","title":{"rendered":"(Turkish) Karbondioksit 400 ppm S\u0131n\u0131r\u0131na Ula\u015ft\u0131! \u00c7\u00f6z\u00fcm Enerji Verimlili\u011fi"},"content":{"rendered":"

Sorry, this entry is only available in Turkish<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

Karbondioksit miktar\u0131ndaki art\u0131\u015f\u0131n, k\u00fcresel \u0131s\u0131nman\u0131n ger\u00e7ekle\u015fmesindeki\u00a0 en \u00f6nemli etken oldu\u011fu bilimin a\u00e7\u0131k\u00e7a kabul etti\u011fi bir ger\u00e7ek art\u0131k. Bu art\u0131\u015f trendini incelemek i\u00e7in Hawai\u2019de Mauna Loa G\u00f6zlemevi\u2019nde\u00a0 1958 y\u0131l\u0131ndan bu yana \u00f6l\u00e7\u00fcmler yap\u0131l\u0131yor, b\u00f6lgede yap\u0131lan \u00f6l\u00e7\u00fcmleri atmosferdeki k\u00fcresel karbondioksit miktar\u0131n\u0131n tespit edildi\u011fi en do\u011fru \u00f6l\u00e7\u00fcmler olarak kabul edebiliriz. <\/strong><\/p>\n

1 May\u0131s\u2019ta Mauna Loa g\u00f6zlem evinde atmosferdeki karbondioksit konsantrasyonu 399.39 ppm (milyonda 399.39 par\u00e7ac\u0131k) olarak kay\u0131tlara ge\u00e7ti<\/strong>. \u00d6l\u00e7\u00fcmler yap\u0131lmaya ba\u015fland\u0131\u011f\u0131ndan bu yana\u00a0 May\u0131s ay\u0131 i\u00e7in bir \u00f6nceki rekor 397.34 ppm\u2019di. <\/strong><\/p>\n

\"\"<\/a>NOAA <\/strong>– Ulusal Okyanus ve Atmosferik Y\u00f6netimi\u2019ne- g\u00f6re atmosferdeki ek karbondioksit miktar\u0131n\u0131n %80\u2019i fosil yak\u0131tlar\u0131n kullan\u0131lmas\u0131, %20\u2019si ise ormanlar\u0131n yok edilmesi ve tar\u0131m uygulamalar\u0131ndan kaynaklan\u0131yor. K\u00fcresel \u0131s\u0131nman\u0131n var oldu\u011fu ve bunun insan aktivitelerinden kaynakland\u0131\u011f\u0131 bilim \u00e7evrelerince kabul edilen bir ger\u00e7ek olsa da, bu s\u0131cakl\u0131k trendi hep tahmin edilenden h\u0131zl\u0131 geli\u015fti<\/strong>. Karbondioksit konsantrasyonu 1958 y\u0131l\u0131nda Mauna Loa\u2019da \u00f6l\u00e7\u00fcmler yap\u0131lmaya ba\u015fland\u0131\u011f\u0131nda 317 ppm\u2019e ula\u015ft\u0131. \u015eimdi ise yery\u00fcz\u00fcn\u00fcn tarihi ile k\u0131yasland\u0131\u011f\u0131nda \u00e7ok k\u0131sa bir s\u00fcrede 400 ppm s\u0131n\u0131r\u0131na ula\u015ft\u0131.<\/p>\n

\u015e\u00fcphesiz bu rekor yak\u0131n gelecekte iyi \u015feyler olmayaca\u011f\u0131n\u0131n habercisi olsa da,\u00a0 \u00f6zellikle \u015fimdi ger\u00e7ekle\u015fmesinin sebebi \u015fudur:\u00a0 Bitkiler ve a\u011fa\u00e7lar b\u00fcy\u00fcrken atmosferdeki karbondioksidin bir k\u0131sm\u0131n\u0131 absorbe eder, yani atmosferdeki\u00a0 karbondioksit konsantrasyonu mevsimlere g\u00f6re bir miktar art\u0131p azalabilir. Kuzey yar\u0131m k\u00fcrede yaz ba\u015flamadan, tam olarak May\u0131s ay\u0131 ve ortalar\u0131nda en y\u00fcksek seviyeye ula\u015f\u0131r, sonra yine bir miktar azal\u0131r. \u0130klim de\u011fi\u015fikli\u011fini inkar edenler \u015f\u00fcphesiz bunu bir f\u0131rsat olarak g\u00f6recektir. Ancak \u00f6nemli olan b\u00fcy\u00fck resmin bize ne g\u00f6sterdi\u011fi\u2026<\/p>\n

\u00c7e\u015fitli bilimsel tekniklerle (kutuplardaki buzul \u00e7ekirdekleri, a\u011fa\u00e7 halkalar\u0131, okyanus tortular\u0131n\u0131n incelenmesi ile)\u00a0 ge\u00e7mi\u015fte atmosferdeki karbondioksit miktar\u0131n\u0131n nas\u0131l bir de\u011fi\u015fim g\u00f6sterdi\u011fini tahmin edebiliyoruz. D\u00fcnya tarihinde 400 ppm en son 2.5- 5 milyon y\u0131l \u00f6nce olu\u015ftu. Burada g\u00f6z ard\u0131 edilmemesi gereken nokta \u015fudur: Ge\u00e7mi\u015fte, do\u011fal nedenlerle karbondioksit miktar\u0131ndaki her 10 ppm\u2019lik bir art\u0131\u015f\u00a0 binlerce hatta milyonlarca y\u0131lda\u00a0 ancak ger\u00e7ekle\u015fiyordu. <\/strong>\u015eimdi ise b\u00f6yle bir art\u0131\u015f 10 y\u0131ldan k\u0131sa bir s\u00fcrede ger\u00e7ekle\u015ferek, d\u00fcnyan\u0131n iklim dengesini alt \u00fcst ediyor;\u00a0 f\u0131rt\u0131nalar\u0131n, a\u015f\u0131r\u0131 s\u0131cak ve so\u011fuk havalar\u0131n, yerk\u00fcrenin farkl\u0131 b\u00f6lgelerinde kurakl\u0131k ve sellerin artarak ya\u015fanmas\u0131na neden oluyor. De\u011fi\u015fimlerin bu kadar k\u0131sa s\u00fcrede ya\u015fanmas\u0131 ve iklim felaketlerinin her ge\u00e7en g\u00fcn artmas\u0131 yerk\u00fcredeki t\u00fcm canl\u0131 t\u00fcrlerinin hayat\u0131n\u0131 tehdit ediyor.<\/strong><\/p>\n

A\u015fa\u011f\u0131da Mauna Loa\u2019da g\u00f6zlemler yap\u0131lmaya ba\u015flad\u0131\u011f\u0131ndan bu yana atmosferdeki karbondioksit miktar\u0131n\u0131n y\u0131llara g\u00f6re da\u011f\u0131l\u0131m\u0131n\u0131 g\u00f6steren grafik var. Art\u0131\u015f trendi\u00a0 \u00f6n\u00fcm\u00fczdeki bir y\u0131l i\u00e7inde karbondioksit konsantrasyonun y\u0131l boyu ortalamas\u0131n\u0131n 400 ppm\u2019i ge\u00e7mesinin ka\u00e7\u0131n\u0131lmaz oldu\u011funu g\u00f6steriyor.<\/p>\n

\"\"<\/a><\/p>\n

Daha b\u00fcy\u00fck resmi g\u00f6rmek i\u00e7in;\u00a0 Mauna Loa\u2019da \u00f6l\u00e7\u00fcmler yap\u0131lmaya ba\u015flanmadan \u00f6nce karbondioksit miktar\u0131ndaki art\u0131\u015f miktar\u0131n\u0131n son 300 senelik art\u0131\u015f trendini g\u00f6steren grafi\u011fi incelemeliyiz.\u00a0 Belli d\u00f6nemlerde az miktarda artma ve azalma ger\u00e7ekle\u015fse de, genel ortalamada net bir art\u0131\u015f trendi g\u00f6r\u00fcyoruz. \u00d6zellikle 1950\u2019li y\u0131llardan itibaren daha h\u0131zl\u0131 bir art\u0131\u015f oldu\u011funu a\u00e7\u0131k\u00e7a farkedebiliriz.<\/p>\n

\"\"<\/a><\/p>\n

IPCC\u2019nin<\/strong> 2007\u2019de yay\u0131nlad\u0131\u011f\u0131 raporda k\u00fcresel \u0131s\u0131nmay\u0131 durdurmak i\u00e7in koyulmu\u015f hedef; s\u0131cakl\u0131\u011f\u0131n en az\u0131ndan End\u00fcstri Devrimi \u00f6ncesi de\u011ferinden 2- 2.4o<\/sup>C<\/strong> \u00fczerinde kalmas\u0131 ve karbondioksit<\/strong> konsantrasyonunun 400 ppm\u2019i<\/strong> ge\u00e7memesi idi. \u00a0Yani 400 ppm bilimsel olarak her \u015feyin bir anda k\u00f6t\u00fcye gidece\u011fini g\u00f6steren bir s\u0131n\u0131r nokta olmasa da, bu bize karbondioksit sal\u0131m\u0131 konusunda koyulan hedeflerin uygulanmad\u0131\u011f\u0131, bu nedenle yer k\u00fcremizde iklimin beklenenden \u00e7ok daha h\u0131zl\u0131 de\u011fi\u015fti\u011finin ciddi bir kan\u0131t\u0131d\u0131r.<\/p>\n

En iyi senaryoya g\u00f6re, yani karbondioksit emisyonunu tamamen durdursak dahi, onun atmosferdeki miktar\u0131n\u0131n y\u00fczlerce y\u0131l bu seviyede kalacakt\u0131r. K\u00fcresel \u00e7apta yenilenebilir enerji kaynaklar\u0131na<\/strong> y\u00f6nelmedi\u011fimiz ve sera gaz\u0131 emisyonunu<\/strong> azaltmak i\u00e7in \u00f6nlemler al\u0131p, enerji verimlili\u011fi politikalar\u0131<\/strong> uygulamad\u0131\u011f\u0131m\u0131z takdirde ise daha k\u00f6t\u00fc senaryolar devreye girecektir. S\u00f6z konusu yery\u00fcz\u00fcndeki t\u00fcm canl\u0131 t\u00fcrlerinin yok olmas\u0131 olabilir\u2026<\/strong><\/p>\n

Yazan: Belk\u0131s G\u00f6kbulut<\/p>\n

Yay\u0131nc\u0131: Enerji Gazetesi<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Sorry, this entry is only available in Turkish. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.Karbondioksit miktar\u0131ndaki art\u0131\u015f\u0131n, k\u00fcresel \u0131s\u0131nman\u0131n ger\u00e7ekle\u015fmesindeki\u00a0 en \u00f6nemli etken oldu\u011fu bilimin a\u00e7\u0131k\u00e7a kabul etti\u011fi bir ger\u00e7ek art\u0131k. Bu art\u0131\u015f trendini incelemek i\u00e7in Hawai\u2019de […]<\/p>\n","protected":false},"author":1,"featured_media":10841,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[53,52],"tags":[4518,63,67,12,5280,516,1999,1775,5279,5276,1471,5278,5277,1944,442,5281,133],"views":901,"_links":{"self":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/10840"}],"collection":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/comments?post=10840"}],"version-history":[{"count":5,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/10840\/revisions"}],"predecessor-version":[{"id":10843,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/10840\/revisions\/10843"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/media\/10841"}],"wp:attachment":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/media?parent=10840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/categories?post=10840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/tags?post=10840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}