{"id":6030,"date":"2022-03-29T15:13:24","date_gmt":"2022-03-29T12:13:24","guid":{"rendered":"https:\/\/helsinginpuistot.fi\/hp\/?post_type=taulu&#038;p=6030"},"modified":"2025-02-10T14:51:50","modified_gmt":"2025-02-10T12:51:50","slug":"avfallsbergets-uppkomst","status":"publish","type":"taulu","link":"https:\/\/vihreatsylit.fi\/sv\/taulu\/avfallsbergets-uppkomst\/","title":{"rendered":"Avfallsbergets uppkomst"},"content":{"rendered":"\n<p>N\u00e4r staden v\u00e4xte och stadsbornas levnadsstandard steg, \u00f6kade m\u00e4ngden kommunalt avfall. Man blev tvungen att b\u00f6rja k\u00f6ra soporna till f\u00e5 utvalda platser. Oftast grundades soptippar p\u00e5 st\u00e4llen som inte kunde anv\u00e4ndas f\u00f6r annat, t.ex. p\u00e5 myrar och v\u00e5tmarker. Nordsj\u00f6 soptipp grundades p\u00e5 Tavast\u00e4ngarna, en obrukad \u00e5ker.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Nordsj\u00f6 soptipp mottog kommunalt avfall i 22 \u00e5r (1966\u20131988). P\u00e5 soptippen hamnade sammanlagt<br><strong>3,4 miljoner ton osorterat avfall<\/strong>.<\/p>\n<\/blockquote>\n\n\n\n<p>Avfallet nedbryts eller ruttnar mycket l\u00e5ngsamt i syrefria f\u00f6rh\u00e5llanden och ser r\u00e4tt lika ut under flera \u00e5rtionden.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"516\" src=\"https:\/\/puistokavelyt.wrkshp.fi\/pk\/wp-content\/uploads\/2022\/03\/1b-kuva1.jpg\" alt=\"\" class=\"wp-image-8625\" srcset=\"https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva1.jpg 800w, https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva1-300x194.jpg 300w, https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva1-768x495.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">P\u00e5 soptippen g\u00e4llde djungelns lag \u2013 de snabba slukade de l\u00e5ngsamma. <em>Tapio Maikkola 1979, Museiverkets bildsamlingar<\/em><\/figcaption><\/figure>\n\n\n\n<p>F\u00f6rrrann sippervattnen fr\u00e5n avfallsberget ut i de n\u00e4rliggande dikena och vidare till Porslax och Borgarstrandsviken. Soptippens diken ansl\u00f6ts till ett avloppssystem i b\u00f6rjan av 1980-talet. Efter det har sippervattnen inte belastat naturen. Nordsj\u00f6 soptipp st\u00e4ngdes \u00e5r 1988, varefter den t\u00e4cktes med ett tunt lager jord.<\/p>\n\n\n\n<p>Organiskt, ruttnande avfall ger upphov till soptippsgaser, som kraftigt v\u00e4rmer upp klimatet. Ett exempel \u00e4r det illaluktande metanet. I soptippens ytskikt installerades ett gasuppsamlingssystem. Gasuppsamlingen var en betydande klimat\u00e5tg\u00e4rd av Helsingfors stad och minskade riskerna f\u00f6r b\u00e5de m\u00e4nniskorna och milj\u00f6n. Ist\u00e5nds\u00e4ttningen av Nordsj\u00f6 soptipp omfattade ocks\u00e5 installering av ett \u00e4nnu effektivare gasuppsamlingssystem. Soptippen ist\u00e5ndsattes och gjordes s\u00e4ker f\u00f6r milj\u00f6n \u00e5ren 2012\u20132020.<\/p>\n\n\n\n<p>P\u00e5 Nordsj\u00f6toppen dumpades inte endast sopor utan senare ocks\u00e5 f\u00f6rorenade jordmassor fr\u00e5n byggplatser i Helsingfors. Slutf\u00f6rvaringsplatsen f\u00f6r jordmassor n\u00e4ra Hamnb\u00e5gen gjordes ocks\u00e5 s\u00e4ker f\u00f6r milj\u00f6n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"517\" src=\"https:\/\/puistokavelyt.wrkshp.fi\/pk\/wp-content\/uploads\/2022\/03\/1b-kuva2.jpg\" alt=\"\" class=\"wp-image-8628\" srcset=\"https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva2.jpg 800w, https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva2-300x194.jpg 300w, https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva2-768x496.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Vid ist\u00e5nds\u00e4ttningen bredde man ut jord p\u00e5 bentonitmattor. <em>Tomi Muukkonen<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"516\" src=\"https:\/\/puistokavelyt.wrkshp.fi\/pk\/wp-content\/uploads\/2022\/03\/1b-kuva3.jpg\" alt=\"\" class=\"wp-image-8631\" srcset=\"https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva3.jpg 800w, https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva3-300x194.jpg 300w, https:\/\/vihreatsylit.fi\/hp\/wp-content\/uploads\/2022\/03\/1b-kuva3-768x495.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">\u00d6verskottsjord anv\u00e4ndes som ny ytjord p\u00e5 soptippen. <em>Tomi Muukkonen<\/em><\/figcaption><\/figure>\n\n\n\n<p>P\u00e5 Nordsj\u00f6toppens dep\u00e5omr\u00e5de mellanlagras jordmassor och stenar som kan \u00e5teranv\u00e4ndas. P\u00e5 den tidigare soptippen r\u00f6r sig tunga fordon, som transporterar \u00e5teranv\u00e4ndbar jord och stenar till och fr\u00e5n dep\u00e5n.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"author":1,"featured_media":8527,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false},"taulu_kategoria":[261],"class_list":["post-6030","taulu","type-taulu","status-publish","has-post-thumbnail","hentry","taulu_kategoria-nordsjotoppens-infotavlor"],"acf":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/taulu\/6030","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/taulu"}],"about":[{"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/types\/taulu"}],"author":[{"embeddable":true,"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/comments?post=6030"}],"version-history":[{"count":3,"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/taulu\/6030\/revisions"}],"predecessor-version":[{"id":12619,"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/taulu\/6030\/revisions\/12619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/media\/8527"}],"wp:attachment":[{"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/media?parent=6030"}],"wp:term":[{"taxonomy":"taulu_kategoria","embeddable":true,"href":"https:\/\/vihreatsylit.fi\/sv\/wp-json\/wp\/v2\/taulu_kategoria?post=6030"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}