{"id":4488,"date":"2026-01-28T15:45:46","date_gmt":"2026-01-28T12:45:46","guid":{"rendered":"https:\/\/www.acccflagship.fi\/?p=4488"},"modified":"2026-01-28T15:45:49","modified_gmt":"2026-01-28T12:45:49","slug":"synteettisen-polttonesteen-tuotantolaitoksen-metaanipaastoja-arvioitiin-satelliittien-avulla","status":"publish","type":"post","link":"https:\/\/www.acccflagship.fi\/index.php\/2026\/01\/28\/synteettisen-polttonesteen-tuotantolaitoksen-metaanipaastoja-arvioitiin-satelliittien-avulla\/","title":{"rendered":"Synteettisen polttonesteen tuotantolaitoksen metaanip\u00e4\u00e4st\u00f6j\u00e4 arvioitiin satelliittien avulla"},"content":{"rendered":"\n

Uudessa Environmental Science & Technology Letters -lehdess\u00e4<\/a> julkaistussa tutkimuksessa arvioitiin Etel\u00e4-Afrikassa sijaitsevan synteettisen polttonesteen tuotantolaitoksen metaanip\u00e4\u00e4st\u00f6j\u00e4 satelliittihavaintojen avulla. Tutkijat yhdistiv\u00e4t havaintoja eri satelliittimittalaitteista, joilla on eri tarkkuus, mik\u00e4 mahdollisti sek\u00e4 koko laitoksen p\u00e4\u00e4st\u00f6jen arvioinnin ett\u00e4 laitoksen sis\u00e4isten l\u00e4hteiden tarkemman tarkastelun. Saadut p\u00e4\u00e4st\u00f6arviot ovat yhtenevi\u00e4 laitosta operoivan Sasol Limited -yrityksen ilmoittamien p\u00e4\u00e4st\u00f6jen kanssa.<\/p>\n\n\n\n

Tulokset ovat osoitus satelliittien kyvyst\u00e4 t\u00e4ydent\u00e4\u00e4 olemassa olevia p\u00e4\u00e4st\u00f6tietokantoja, sek\u00e4 verifioida raportoituja p\u00e4\u00e4st\u00f6j\u00e4. Eri instrumenttien havaintoja yhdistelem\u00e4ll\u00e4 voidaan lis\u00e4ksi arvioida p\u00e4\u00e4st\u00f6j\u00e4 sek\u00e4 koko laitoksen mittaluokassa ett\u00e4 tutkia sen sis\u00e4isi\u00e4 yksitt\u00e4isi\u00e4 p\u00e4\u00e4st\u00f6l\u00e4hteit\u00e4. Lue lis\u00e4\u00e4\u2026<\/a><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

23. kes\u00e4kuuta 2023 tehty GHGSat-satelliittihavainto Secundan laitosalueen metaanip\u00e4\u00e4st\u00f6pilvist\u00e4 sek\u00e4 niiden oletetuista l\u00e4hteist\u00e4 (punaiset kolmiot). V\u00e4rit kuvaavat pilvien metaanipitoisuutta.<\/p>\n\n\n\n

Tutkimuksen rahoitti Suomen Akatemia mm. ACCC-lippulaivahankkeen kautta. Tutkimus on osa Emission Observatory<\/a> -alustan kehityst\u00e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

Uudessa Environmental Science & Technology Letters -lehdess\u00e4 julkaistussa tutkimuksessa arvioitiin Etel\u00e4-Afrikassa sijaitsevan synteettisen polttonesteen tuotantolaitoksen metaanip\u00e4\u00e4st\u00f6j\u00e4 satelliittihavaintojen avulla. Tutkijat yhdistiv\u00e4t havaintoja eri satelliittimittalaitteista, joilla on eri tarkkuus, mik\u00e4 mahdollisti sek\u00e4 koko laitoksen p\u00e4\u00e4st\u00f6jen arvioinnin ett\u00e4 laitoksen sis\u00e4isten l\u00e4hteiden tarkemman tarkastelun. Saadut p\u00e4\u00e4st\u00f6arviot ovat yhtenevi\u00e4 laitosta operoivan Sasol Limited -yrityksen ilmoittamien p\u00e4\u00e4st\u00f6jen kanssa. Tulokset ovat osoitus […]<\/p>\n","protected":false},"author":1,"featured_media":2541,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_vp_format_video_url":"","_vp_image_focal_point":{"x":0.5,"y":0.5500000000000000444089209850062616169452667236328125},"footnotes":""},"categories":[140,25],"tags":[55],"class_list":["post-4488","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-impact-en","category-uncategorized-en","tag-accc"],"featured_image_src":"https:\/\/www.acccflagship.fi\/wp-content\/uploads\/ACCC-news-1.png","author_info":{"display_name":"mkulmala","author_link":"https:\/\/www.acccflagship.fi\/index.php\/author\/mkulmala\/"},"_links":{"self":[{"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/posts\/4488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/comments?post=4488"}],"version-history":[{"count":1,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/posts\/4488\/revisions"}],"predecessor-version":[{"id":4490,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/posts\/4488\/revisions\/4490"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/media\/2541"}],"wp:attachment":[{"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/media?parent=4488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/categories?post=4488"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.acccflagship.fi\/index.php\/wp-json\/wp\/v2\/tags?post=4488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}