{"id":2507,"date":"2022-06-02T17:00:45","date_gmt":"2022-06-02T17:00:45","guid":{"rendered":"http:\/\/www.agust.net\/wordpress\/?p=2507"},"modified":"2026-02-05T14:27:32","modified_gmt":"2026-02-05T14:27:32","slug":"hlynun","status":"publish","type":"post","link":"http:\/\/www.agust.net\/wordpress\/2022\/06\/02\/hlynun\/","title":{"rendered":"Hve mikilli vi\u00f0b\u00f3t vi\u00f0 heimshl\u00fdnun n\u00e6stu 100 \u00e1ra veldur \u00f6ll losun \u00cdslendinga \u00e1 CO2…?"},"content":{"rendered":"

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\u00c1rleg losun \u00cdslendinga \u00e1 CO2 samkv\u00e6mt Umhverfisstofnun.er um 5000 k\u00edl\u00f3tonn e\u00f0a 5 megatonn.<\/span><\/p><\/div>\n

Spurt er:\u00a0 Hve mikilli vi\u00f0b\u00f3t vi\u00f0 heimshl\u00fdnun n\u00e6stu 100 \u00e1ra veldur \u00f6ll <\/strong>losun \u00cdslendinga \u00e1 CO2…?
\n<\/strong>\u00dea\u00f0 er a\u00f0 segja ef vi\u00f0 til einf\u00f6ldunar gefum okkur a\u00f0 \u00f6ll<\/strong> hl\u00fdnunin s.l. 100 \u00e1r stafi af losun manna \u00e1 CO2 og \u00e1hrif n\u00e1tt\u00farulegra sveiflna s\u00e9u engin.\u00a0\u00a0<\/span><\/p>\n

\u00c1rleg losun jar\u00f0arb\u00faa \u00e1 CO2 stefndi \u00ed \u00fea\u00f0 a\u00f0 vera 43 G\u00edgatonn \u00e1ri\u00f0 2019 (landb\u00fana\u00f0ur me\u00f0talinn). \u00a0Vi\u00f0 skulum afr\u00fanna \u00fea\u00f0 \u00ed 50 G\u00edgatonn. Til einf\u00f6ldunar notum vi\u00f0 afr\u00fanna\u00f0ar t\u00f6lur vi\u00f0 \u00fatreikningana<\/em>.<\/p>\n

\u00c1rleg losun \u00cdslendinga \u00e1 CO2 samkv\u00e6mt Umhverfisstofnun.er um \u00fea\u00f0 bil 5000 k\u00edl\u00f3tonn e\u00f0a 5 megatonn, sem jafngildir 0,005 G\u00edgatonnum.<\/em><\/strong><\/p>\n

Gefum okkur a\u00f0 \u00feessi aukning CO2 \u00e1 heimsv\u00edsu, ef h\u00fan heldur \u00e1fram me\u00f0 sama hra\u00f0a, valdi 1\u00b0C hl\u00fdnun \u00e1 \u00f6ld, e\u00f0a 0,01\u00b0C \u00e1 \u00e1ri.<\/p>\n

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Hugsum okkur a\u00f0 vi\u00f0 g\u00e6tum \u00e1 n\u00e6stunni komi\u00f0 \u00ed veg fyrir alla losun<\/em> okkar \u00cdslendinga\u00a0 \u00e1 koltv\u00eds\u00fdringi.\u00a0 Ekkert undanskili\u00f0.\u00a0 Au\u00f0vita\u00f0 ekki raunh\u00e6ft, en vi\u00f0 hugsum okkur \u00fea\u00f0 samt<\/span><\/strong>.<\/span>\u00a0 Hva\u00f0a \u00e1hrif hef\u00f0i \u00fea\u00f0 \u00e1 hitastig lofthj\u00faps jar\u00f0ar?\u00a0<\/em><\/span><\/strong><\/p>\n

0,005 G\u00edgatonn \/ 50 G\u00edgatonn =\u00a0 0,0001.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 ( Losun \u00cdslendinga \/ Losun allra jar\u00f0arb\u00faa )<\/span><\/p>\n

Ef h\u00e6kkun lofthita vegna gr\u00f3\u00f0urh\u00fasa\u00e1hrifa hefur veri\u00f0 1\u00b0C \u00e1 s\u00ed\u00f0ustu 100 \u00e1rum, og ef hl\u00fdnun heldur \u00e1fram me\u00f0 sama hra\u00f0a, \u00fe\u00e1 yr\u00f0i vi\u00f0b\u00f3tar<\/span>hl\u00fdnunin<\/em> \u00e1 heimsv\u00edsu sem vi\u00f0 Fr\u00f3nverjar g\u00e6tum komi\u00f0 \u00ed veg fyrir me\u00f0 \u00fev\u00ed a\u00f0 skella \u00f6llu \u00ed l\u00e1s \u00ed eina \u00f6ld\u00a0 a\u00f0eins veri\u00f0 um 0,0001\u00b0C.<\/strong><\/span><\/p>\n

\u00dea\u00f0 er 1\/10.000 \u00far gr\u00e1\u00f0u e\u00f0a 0,1 milligr\u00e1\u00f0a Celsius, samtals \u00e1 100 \u00e1rum.<\/p>\n

1\/10.000 \u00far gr\u00e1\u00f0u \u00e1 heilli \u00f6ld er \u00fea\u00f0 sem vi\u00f0 g\u00e6tum minnka\u00f0 heimshl\u00fdnun um ef vi\u00f0 h\u00e6ttum allri losun \u00e1 koltv\u00eds\u00fdringi, flyttum burt og loku\u00f0um landinu…<\/strong><\/em><\/span><\/p>\n

\u00c1 hverju \u00e1ri jafngildir \u00fea\u00f0 minnkun \u00e1 heimshl\u00fdnun um 1\/1.000.000 gr\u00e1\u00f0u, \u00fe.e. 1 m\u00edkr\u00f3gr\u00e1\u00f0u !<\/span><\/p>\n

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N\u00fa er \u00fea\u00f0 au\u00f0vita\u00f0 ekki gerlegt a\u00f0 st\u00f6\u00f0va alla losun \u00e1 CO2. Vi\u00f0 getum gripi\u00f0 til a\u00f0ger\u00f0a eins og a\u00f0 skipta yfir \u00ed rafb\u00edla, r\u00e6kta sk\u00f3g, o.s.frv.\u00a0 \u00a0Af ofans\u00f6g\u00f0u er lj\u00f3st a\u00f0 \u00fe\u00e6r a\u00f0ger\u00f0ir myndu skila mun minni \u00e1rangri en 0,0001\u00b0C efir \u00f6ld.<\/span><\/p>\n

\u00deessir \u00fatreikningar eru au\u00f0vita\u00f0 mj\u00f6g einfalda\u00f0ir, en \u00e6ttu a\u00f0 vera n\u00e6rri lagi.<\/p>\n

Kemur ni\u00f0ursta\u00f0an \u00e1 \u00f3vart ?<\/strong><\/p>\n

 <\/p>\n

<\/pre>\n
\n
 <\/p>\n
Heimildir:<\/strong><\/p>\n
Hnattr\u00e6n losun \u00e1 CO2. Scientific American:<\/strong>
\nhttps:\/\/www.scientificamerican.com\/article\/co2-emissions-will-break-another-record-in-2019\/<\/a><\/p>\n
 <\/p>\n
Umhverfisr\u00e1\u00f0uneyti\u00f0, sk\u00fdrsla 2019:<\/strong><\/p>\n
NATIONAL INVENTORY REPORT<\/strong>
\nEmissions of Greenhouse Gases in Iceland from 1990 to 2017<\/strong>
\nSubmitted under the United Nations Framework Convention on Climate Change and the Kyoto<\/strong>
\nProtocol<\/strong><\/p>\n
https:\/\/ust.is\/library\/Skrar\/Atvinnulif\/Loftslagsbreytingar\/NIR%202019%20Iceland%2015%20April%20final_submitted%20to%20UNFCCC.pdf<\/a><\/p>\n
\n
\n
\n
\u00cdtarefni:<\/h3>\n
Hi\u00f0 logarithmiska samband.<\/strong><\/p>\n
 <\/p>\n
\"\"
Hl\u00fdnun lofthj\u00fapins fylgir logarithmanum af styrk gr\u00f3\u00f0urh\u00fasalofttegunda. Hverri tv\u00f6f\u00f6ldun fylgir sama h\u00e6kkun, 1,1\u00b0C \u00ed d\u00e6minu \u00e1 myndinni. \u00c1hrif \u00e1rlegrar losunnar ver\u00f0a \u00fev\u00ed s\u00edfellt minni og minni.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Heimild IPCC:<\/strong> “Equilibrium GCM 2 x CO2 experiments commonly assume a radiative forcing equivalent to a doubling of CO2 concentration (for example from 300 ppmv to 600 ppmv). In fact the absolute concentrations are not especially important, as the temperature response to increasing CO2 concentration is logarithmic – a doubling from 500 to 1000 ppmv would have approximately the same climatic effect”.\u00a0 \u00a0 <\/em>https:\/\/www.ipcc-data.org\/guidelines\/pages\/reporting.html<\/a><\/span><\/span><\/span><\/p><\/div>\n
Einhver kann a\u00f0 malda \u00ed m\u00f3inn og benda \u00e1 a\u00f0 taka \u00feurfi tillit til \u00feessa logarithmiska sambands vi\u00f0 \u00fatreikninga.\u00a0 Vi\u00f0 erum aftur \u00e1 m\u00f3ti a\u00f0 vinna me\u00f0 mj\u00f6g stutt bil \u00e1 logarithmiska ferlinum og getum \u00fev\u00ed leyft okkur a\u00f0 l\u00edta \u00e1 breytingunna innan \u00feeirra marka sem l\u00ednulega.<\/p>\n
 <\/p>\n
 <\/p>\n
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\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"
  Spurt er:\u00a0 Hve mikilli vi\u00f0b\u00f3t vi\u00f0 heimshl\u00fdnun n\u00e6stu 100 \u00e1ra veldur \u00f6ll losun \u00cdslendinga \u00e1 CO2…? \u00dea\u00f0 er a\u00f0 segja ef vi\u00f0 til einf\u00f6ldunar gefum okkur a\u00f0 \u00f6ll hl\u00fdnunin s.l. 100 \u00e1r stafi af losun manna \u00e1 CO2 og \u00e1hrif n\u00e1tt\u00farulegra sveiflna s\u00e9u engin.\u00a0\u00a0 \u00c1rleg losun jar\u00f0arb\u00faa \u00e1 CO2 stefndi \u00ed \u00fea\u00f0 a\u00f0 vera…<\/p>\n","protected":false},"author":2,"featured_media":2528,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[8,1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/posts\/2507"}],"collection":[{"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/comments?post=2507"}],"version-history":[{"count":54,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/posts\/2507\/revisions"}],"predecessor-version":[{"id":4170,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/posts\/2507\/revisions\/4170"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/media\/2528"}],"wp:attachment":[{"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/media?parent=2507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/categories?post=2507"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.agust.net\/wordpress\/wp-json\/wp\/v2\/tags?post=2507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}