{"id":258,"date":"2022-09-02T06:10:21","date_gmt":"2022-09-02T06:10:21","guid":{"rendered":"https:\/\/hiilipuu-prod-22.atm.helsinki.fi\/hiilipuu\/?p=258"},"modified":"2022-09-02T06:10:22","modified_gmt":"2022-09-02T06:10:22","slug":"lufttemperatur","status":"publish","type":"post","link":"https:\/\/www.hiilipuu.fi\/index.php\/sv\/2022\/09\/02\/lufttemperatur\/","title":{"rendered":"Lufttemperatur"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>Kraftiga \u00e4ndringar i str\u00e5lningen f\u00e5r till st\u00e5nd en <strong>\u00e5rstidsrytm <\/strong>ocks\u00e5 f\u00f6r lufttemperaturen. Temperaturerna \u00e4r som h\u00f6gst och som l\u00e4gst omkring en m\u00e5nad efter str\u00e5lningens h\u00f6gsta och l\u00e4gsta l\u00e4gen. I de boreala regionerna har ocks\u00e5 jordens temperatur en kraftig \u00e5rstidsrytm.<\/p>\n\n\n\n<p>Str\u00e5lningens <strong>dygnsrytm<\/strong> kommer till synes i lufttemperaturens variationer. Solen str\u00e5lar p\u00e5 jordytan, men samtidigt str\u00e5lar jorden ut v\u00e4rmestr\u00e5lning i rymden. Under soliga och molnfria dagar dominerar solstr\u00e5lningen, men d\u00e5 kv\u00e4llen kommer svalnar luften som en f\u00f6ljd av jordens v\u00e4rmestr\u00e5lning, samtidigt som solstr\u00e5lningen blir svagare. D\u00e4rf\u00f6r \u00e4r det typiskt f\u00f6r soliga och molnfria dagar att temperaturen snabbt sjunker och stiger.<\/p>\n\n\n\n<p>I ekologiska studier anv\u00e4nds m\u00e5nga olika slags teknik f\u00f6r att <strong>m\u00e4ta temperaturen.<\/strong> Det \u00e4r emellertid \u00f6verraskande sv\u00e5rt att m\u00e4ta temperaturen om man vill g\u00f6ra det med under en 0,1 grads noggranhet. Sensorn v\u00e4rms av ljus, s\u00e5 den m\u00e5ste skyddas noggrant mot v\u00e4rmestr\u00e5lning. F\u00f6rutom med tiden varierar temperaturen ocks\u00e5 med platsen: en temperatur uppm\u00e4tt i en punkt representerar inte n\u00f6dv\u00e4ndigtvis temperaturen i ett helt omr\u00e5de. G\u00e5 till Observationer och se de lufttemperaturm\u00e4tningar som gjorts p\u00e5 Hyyti\u00e4l\u00e4 Skogsstation.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"677\" src=\"https:\/\/hiilipuu-prod-22.atm.helsinki.fi\/hiilipuu\/wp-content\/uploads\/2022\/09\/SmeII_JAalto_light01-2.jpg\" alt=\"\" class=\"wp-image-259\"\/><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Kraftiga \u00e4ndringar i str\u00e5lningen f\u00e5r till st\u00e5nd en \u00e5rstidsrytm ocks\u00e5 f\u00f6r lufttemperaturen. Temperaturerna \u00e4r som h\u00f6gst och som l\u00e4gst omkring en m\u00e5nad efter str\u00e5lningens h\u00f6gsta och l\u00e4gsta l\u00e4gen. I de boreala regionerna har ocks\u00e5 jordens temperatur en kraftig \u00e5rstidsrytm. Str\u00e5lningens dygnsrytm kommer till synes i lufttemperaturens variationer. Solen str\u00e5lar p\u00e5 jordytan, men samtidigt str\u00e5lar jorden&hellip;&nbsp;<a href=\"https:\/\/www.hiilipuu.fi\/index.php\/sv\/2022\/09\/02\/lufttemperatur\/\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Lufttemperatur<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[27],"tags":[],"class_list":["post-258","post","type-post","status-publish","format-standard","hentry","category-artiklar"],"_links":{"self":[{"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/posts\/258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/comments?post=258"}],"version-history":[{"count":1,"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/posts\/258\/revisions"}],"predecessor-version":[{"id":260,"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/posts\/258\/revisions\/260"}],"wp:attachment":[{"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/media?parent=258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/categories?post=258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiilipuu.fi\/index.php\/wp-json\/wp\/v2\/tags?post=258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}