{"id":22568,"date":"2023-10-18T23:35:31","date_gmt":"2023-10-18T22:35:31","guid":{"rendered":"http:\/\/indolighting.com\/?p=22568"},"modified":"2026-07-31T09:18:52","modified_gmt":"2026-07-31T08:18:52","slug":"flagermusvenlig-belysning-i-det-offentlige-rum-et-casestudie","status":"publish","type":"post","link":"https:\/\/indolighting.com\/da\/flagermusvenlig-belysning-i-det-offentlige-rum-et-casestudie\/","title":{"rendered":"Flagermusvenlig belysning i det offentlige rum &#8211; et casestudie"},"content":{"rendered":"<p><iframe loading=\"lazy\" title=\"INDO SiCURA PiR Sensor Project\" width=\"820\" height=\"461\" src=\"https:\/\/www.youtube.com\/embed\/zN2p8E-Cct8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><strong><span style=\"color: #00a5db;\">Forskning og fors\u00f8g har bekr\u00e6ftet, at dyrelivet i h\u00f8j grad afh\u00e6nger af god byplanl\u00e6gning og velovervejede produktvalg for at opn\u00e5 gode \u00f8kologiske resultater.  Is\u00e6r overbelysning og retningsbestemt lysspild kan skade flagermusenes levesteder.  Holdningerne er ved at \u00e6ndre sig nu, men f\u00f8rende flagermusforskere har udfordret branchen og spurgt, om LED &#8220;sparer energi p\u00e5 bekostning af biodiversitet&#8221;<\/span><\/strong><\/p>\n<p>Flagermusarter forts\u00e6tter med at g\u00e5 tilbage som f\u00f8lge af \u00f8del\u00e6ggelse og fragmentering af deres levesteder.  Alligevel er den \u00f8konomiske og \u00f8kologiske v\u00e6rdi af at beskytte disse arter ikke s\u00e5 bredt forst\u00e5et, som den burde v\u00e6re.  <strong>Flagermus spiller en central rolle i by\u00f8kosystemer gennem insekt- og skadedyrsbek\u00e6mpelse, fr\u00f8spredning og best\u00f8vning af en bred vifte af planter og afgr\u00f8der.<\/strong><\/p>\n<p><em>Udend\u00f8rsbelysningsbranchen reagerer.<\/em><\/p>\n<p>De seneste \u00e6ndringer til BS5489 er blevet gennemt\u00e6nkt og bevidst udformet til at prioritere milj\u00f8beskyttelse, s\u00e5 flagermusvenlige belysningsl\u00f8sninger og lignende bliver normen.  (<a href=\"\/?p=11142\" target=\"_blank\" rel=\"noopener\">L\u00e6s vores blogserie om \u00e6ndringerne her<\/a>)  Og vores produkter er smartere og giver st\u00f8rre fleksibilitet til at levere den form for produktdifferentiering og designm\u00e6ssige hensyn, som bevaringsbiologer eftersp\u00f8rger.  Vi kan belyse til gavn for mennesker og samtidig reducere de negative milj\u00f8p\u00e5virkninger, ved at bruge retning, varighed, intensitet og spektrum.<\/p>\n<p>Det er op til os som belysningsproducenter at hj\u00e6lpe de kommuner, der er forpligtet til at afveje deres juridiske og moralske forpligtelser.  Vi m\u00e5 g\u00f8re vores del ved at levere belysningsl\u00f8sninger, der skaber balance mellem belysning, der forbedrer menneskers brug af rummet, og beskyttelse og fremme af dyrelivets brug af det samme.<\/p>\n<h4><strong>Milj\u00f8standarder i praksis<\/strong><\/h4>\n<p><a href=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/IMG_5588-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-blog-grid wp-image-11104\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/IMG_5588-700x450.jpg\" alt=\"\" width=\"700\" height=\"450\" \/><\/a><\/p>\n<p>Dette var netop, hvad London Borough of Barking and Dagenham opn\u00e5ede med sit \u00bbRipple Greenway\u00ab-projekt.  Projektet gik ud p\u00e5 at skabe en helt ny sti for g\u00e5ende og cyklister, der forbinder Thames View-omr\u00e5det med det n\u00e6rliggende naturreservat og stien langs Themsen.  Den trafikfrie forbindelse giver ogs\u00e5 adgang til en ny Overground-station, som var under opf\u00f8relse.  Beboerne sagde, at de p\u00e5 dav\u00e6rende tidspunkt ikke brugte det gr\u00f8nne omr\u00e5de, fordi de ikke f\u00f8lte sig trygge.  De \u00f8nskede forbedret adgang og synlighed langs omr\u00e5det samt hensyntagen til en bred vifte af brugere.  De efterspurgte et renere milj\u00f8 og forbedrede levesteder for dyrelivet.<\/p>\n<p>En unders\u00f8gende \u00f8kologisk kortl\u00e6gning af Greenway-omr\u00e5det og naturreservatet afsl\u00f8rede flagermusboliger og flere flagermusarter p\u00e5 stedet.  Med sit tilgroede vandl\u00f8b viste omr\u00e5det sig at v\u00e6re en vigtig korridor for dyrelivet, en Site of Importance to Nature Conservation (SINC).<\/p>\n<figure id=\"attachment_11102\" aria-describedby=\"caption-attachment-11102\" style=\"width: 700px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/IMG_5583-scaled-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11102 size-blog-grid\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/IMG_5583-700x450.jpg\" alt=\"\" width=\"700\" height=\"450\" \/><\/a><figcaption id=\"caption-attachment-11102\" class=\"wp-caption-text\">Floden, der l\u00f8ber langs Ripple Greenway-stien<\/figcaption><\/figure>\n<p>Stien skulle derfor designes omhyggeligt for at sikre, at levestederne for dyrelivet ville trives i fremtiden.  At \u00e5bne det gr\u00f8nne omr\u00e5de op i et st\u00e6rkt urbaniseret milj\u00f8 var ogs\u00e5 en mulighed for at fremme mental og fysisk sundhed og trivsel for lokale skoler og beboere<\/p>\n<p>I samarbejde med lokalsamfundet omfattede designet ny belysning, nye tr\u00e6er og beplantning, b\u00e6nke, skraldespande, orienteringsskilte, informationstavler, kulturarvs- og mindeelementer, naturlige legeelementer samt nye levesteder for dyrelivet s\u00e5som fugle- og flagermuskasser, insekthoteller (lavet af skoleelever) samt beplantning s\u00e5som blomstrende tr\u00e6er for at tiltr\u00e6kke nyttige insekter og bier.<\/p>\n<div id='gallery-1' class='gallery galleryid-22568 gallery-columns-3 gallery-size-small-grid-size'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway.jpg'><img width=\"500\" height=\"375\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway.jpg\" class=\"attachment-small-grid-size size-small-grid-size\" alt=\"\" aria-describedby=\"gallery-1-11114\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway.jpg 500w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway-300x225.jpg 300w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway-480x359.jpg 480w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway-384x287.jpg 384w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/led-walks-with-residents-along-the-greenway-320x239.jpg 320w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-11114'>\n\t\t\t\tCommunity engagement\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-path-e1605010816609.jpg'><img width=\"500\" height=\"248\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-path-e1605010816609.jpg\" class=\"attachment-small-grid-size size-small-grid-size\" alt=\"Concept illustration of a lit pathway with trees, people and birds overhead\" aria-describedby=\"gallery-1-11110\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-path-e1605010816609.jpg 500w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-path-e1605010816609-300x149.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-11110'>\n\t\t\t\tConcept design &#8211; path\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-orchard.jpg'><img width=\"500\" height=\"249\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-orchard.jpg\" class=\"attachment-small-grid-size size-small-grid-size\" alt=\"Concept illustration of a lit path lined with blossom trees\" aria-describedby=\"gallery-1-11108\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-orchard.jpg 500w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/Concept-designs-orchard-300x149.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-11108'>\n\t\t\t\tConcept design &#8211; orchard\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\n<hr \/>\n<h4><strong>Indledende lysteknisk specifikation for projektet<\/strong><\/h4>\n<ul>\n<li>INDO SiCURA-armatur med PIR-sensor monteret i Zhaga-fatning til del-nat-d\u00e6mpning<\/li>\n<li>Belysning til tryghed og adgang over 1,5km \u00e5bent areal\/gr\u00f8nt stiforl\u00f8b, herunder sm\u00e5, i \u00f8jeblikket ubelyste, tilst\u00f8dende stier<\/li>\n<li>En blanding af udskiftning af eksisterende armaturer og nye armaturer<\/li>\n<li>Designet til at blive belyst til lysklasse, P4<\/li>\n<li>Monteret p\u00e5 5M master, der kan h\u00e6ves &amp; s\u00e6nkes, malet sorte<\/li>\n<li>Lyssk\u00e6rme til yderligere eller l\u00f8bende lysstyring, efter behov<\/li>\n<\/ul>\n<p>Lysm\u00e5linger forud for projektet blev udf\u00f8rt af \u00f8kologer for at dokumentere de eksisterende lysniveauer p\u00e5 det foresl\u00e5ede areal og identificere eventuelle omr\u00e5der, der er s\u00e6rligt f\u00f8lsomme over for lys.  INDO blev bedt af den r\u00e5dgivende \u00f8kolog (med speciale i biodiversitet og gr\u00f8n byinfrastruktur fra University of East London) om at redeg\u00f8re for, hvordan lysforslaget ville overholde de lysbegr\u00e6nsninger, der nu anbefales for levesteder af v\u00e6rdi for flagermus og andet f\u00f8lsomt dyreliv.<\/p>\n<h4><strong>Hvordan belysningsl\u00f8sningen fra INDO blev tilpasset til flagermuselevestederne i Ripple Greenway<\/strong><\/h4>\n<h5><strong>a) Lysretning<\/strong><\/h5>\n<ul>\n<li>Lyset skal fokuseres p\u00e5 gangzonen for at forbedre offentlig adgang og tryghed, og skal rettes stramt for at forhindre og minimere lysspild ud p\u00e5 vandl\u00f8bet, de identificerede levesteder for dyrelivet og tilst\u00f8dende ejendomme.<\/li>\n<li>Lysniveauet p\u00e5 vandl\u00f8bet skal holdes under 1 lux for st\u00f8rstedelen af beregningen.<\/li>\n<li>Den opadg\u00e5ende lysandel skal v\u00e6re 0%<\/li>\n<\/ul>\n<p><span style=\"color: #00a5db;\"><strong>INDO-svar:<\/strong><\/span><\/p>\n<p><a href=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11130 size-medium alignnone\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-300x225.jpg 300w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-600x450.jpg 600w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-1024x768.jpg 1024w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-768x576.jpg 768w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-1536x1152.jpg 1536w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-1920x1435.jpg 1920w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-1280x960.jpg 1280w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-960x718.jpg 960w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-640x479.jpg 640w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-480x359.jpg 480w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-384x287.jpg 384w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02-320x239.jpg 320w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/FOR02.jpg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Billedet nedenfor viser lyskarakteristikkerne for den foresl\u00e5ede INDO SiCURA. Det ses, at ved 90 grader er intensiteten af lysudgangen 0,00, hvilket viser, at der ikke er lys ved eller over det vandrette plan. Derudover begr\u00e6nsede belysningsdesignet i l\u00f8sningen monteringsh\u00f8jden til 5M uden vinkling for kun at ramme beregningsomr\u00e5det, og den fotometriske ydeevne blev optimeret til at minimere lysspild ind i u\u00f8nskede omr\u00e5der.  Skulle der v\u00e6re behov for yderligere lysstyring, findes der et komplet udvalg af bag-, side- og frontsk\u00e6rme til SiCURA, som kan monteres uden boring eller gevindsk\u00e6ring p\u00e5 stedet.<\/p>\n<hr \/>\n<h5><strong>b) Lysvarighed<\/strong><\/h5>\n<ul>\n<li>At slukke lyset er en af de mest effektive m\u00e5der at reducere belysningens utilsigtede, negative effekter p\u00e5 dyrelivet<\/li>\n<li>Sensorer b\u00f8r kun aktivere lys, n\u00e5r det er n\u00f8dvendigt<\/li>\n<li>D\u00e6mpere\/timere skal give en \u00bbm\u00f8rkeperiode\u00ab<\/li>\n<\/ul>\n<p><span style=\"color: #00a5db;\"><strong>INDO-svar<\/strong>:<\/span><\/p>\n<p>SiCURA-armaturet underst\u00f8tter d\u00e6mpning og del-nat-belysning.  Enhederne styres fjernt af (Urban Control) Central Management System (CMS) for lysudgang og T\u00c6ND\/SLUK-tidspunkter.  Tidspunkterne kan \u00e6ndres for at im\u00f8dekomme levestedets dynamiske behov, efterh\u00e5nden som \u00e5rstiderne skifter.  PIR-sensoren, tilsluttet via Zhaga-fatning, d\u00e6mpes til 25% output, n\u00e5r der ikke registreres aktivitet, og stiger til 100%, n\u00e5r sensoren udl\u00f8ses, hvorefter den d\u00e6mpes tilbage til 25% efter 5 minutters inaktivitet.  En adaptiv del-nat-d\u00e6mpningsfunktion reducerer yderligere lysspildet ud p\u00e5 \u00e5en og s\u00e6nker energiforbruget.<\/p>\n<hr \/>\n<h5><strong>c) Lysintensitet<\/strong><\/h5>\n<ul>\n<li>Lysspektrum, dyrelivets adf\u00e6rdsm\u00e6ssige reaktioner varierer afh\u00e6ngigt af spektrum.  Som en generel regel er lavere CCT&#8217;er dog mindre forstyrrende for dyrelivet og milj\u00f8et<\/li>\n<li>\u201cVarmt lys\u2019 farvetemperatur, ideelt set 2700K\u201d<\/li>\n<li>\u201cArmaturer b\u00f8r have en spidsb\u00f8lgel\u00e6ngde p\u00e5 &gt;550 nm for at undg\u00e5 den lyskomponent, der er mest forstyrrende for flagermus.\u201d<\/li>\n<\/ul>\n<p><span style=\"color: #00a5db;\"><strong>INDO-svar:<\/strong><\/span><\/p>\n<p>INDO SiCURA-produktserien f\u00e5s med LED&#8217;er fra 2700K farvetemperatur.  Det oprindelige design var til 3000K, men dette blev senere reduceret til 2700K.  Det var dog vigtigt, at armaturet ogs\u00e5 havde den kr\u00e6vede spidsintensitet (dette er en anden faktor end farvetemperatur).  SiCURA&#8217;s spektrale udgang topper ved en b\u00f8lgel\u00e6ngde p\u00e5 600nm, hvilket undg\u00e5r en spids i det bl\u00e5 omr\u00e5de som kr\u00e6vet (se diagram nedenfor)<\/p>\n<figure id=\"attachment_11125\" aria-describedby=\"caption-attachment-11125\" style=\"width: 700px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/SiCURA-Spectral-Output-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11125\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/SiCURA-Spectral-Output-1-700x470.jpg\" alt=\"\" width=\"700\" height=\"508\" \/><\/a><figcaption id=\"caption-attachment-11125\" class=\"wp-caption-text\">Diagram, der viser den spektrale udgang for de LED-chips, der bruges i SiCURA<\/figcaption><\/figure>\n<p>INDO designede oprindeligt l\u00f8sningen til den nedre ende af lysklasse P4, hvilket opfylder standarden, men holder niveauerne s\u00e5 lave som muligt.  Kunden besluttede efterf\u00f8lgende, at stien skulle kunne belyses til klasse P3, men d\u00e6mpes til P4 om n\u00f8dvendigt.  For at im\u00f8dekomme dette \u00f8gede INDO lumenpakken for SiCURA fra 1,5klm til 2,5klm, mens de \u00f8vrige designparametre blev holdt u\u00e6ndrede.<\/p>\n<p>Som det fremg\u00e5r af videoen, blev lysniveauerne p\u00e5 stien begr\u00e6nset til det minimum, der kr\u00e6ves for offentlig brug af arealet, samtidig med at der blev opn\u00e5et en tilfredsstillende oplevelse af tryghed.<\/p>\n<h4>Installationsgalleri<\/h4>\n<blockquote><p>Belysning og \u00f8kologi i harmoni!<\/p><\/blockquote>\n<div id='gallery-2' class='gallery galleryid-22568 gallery-columns-4 gallery-size-medium'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1.jpg'><img width=\"225\" height=\"300\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1-225x300.jpg 225w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1-600x800.jpg 600w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1-768x1024.jpg 768w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1-1152x1536.jpg 1152w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1-1536x2048.jpg 1536w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-1-scaled-1.jpg 1920w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1.jpg'><img width=\"225\" height=\"300\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1-225x300.jpg 225w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1-600x800.jpg 600w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1-768x1024.jpg 768w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1-1152x1536.jpg 1152w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1-1536x2048.jpg 1536w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-scaled-1.jpg 1920w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1.jpg'><img width=\"225\" height=\"300\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1-225x300.jpg 225w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1-600x800.jpg 600w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1-768x1024.jpg 768w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1-1152x1536.jpg 1152w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1-1536x2048.jpg 1536w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-2-scaled-1.jpg 1920w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1.jpg'><img width=\"225\" height=\"300\" src=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1-225x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1-225x300.jpg 225w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1-600x800.jpg 600w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1-768x1024.jpg 768w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1-1152x1536.jpg 1152w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1-1536x2048.jpg 1536w, https:\/\/indolighting.com\/wp-content\/uploads\/2020\/11\/GREENWAY-3-scaled-1.jpg 1920w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" loading=\"lazy\" decoding=\"async\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\n<p><strong>Referencer<\/strong>:<\/p>\n<p>The Institution of Lighting Professionals og Bat Conservation Trust har begge samarbejdet om at udarbejde og udgive vejledning om reduktion af generende lys, gennemf\u00f8relse af milj\u00f8m\u00e6ssige lyskonsekvensvurderinger samt konsekvenserne af generende belysning for flagermus.<\/p>\n<ol>\n<li><a href=\"https:\/\/www.theilp.org.uk\/documents\/obtrusive-light\/\" target=\"_blank\" rel=\"noopener noreferrer\">Institution of Lighting Professionals (2011) Guidance Notes for the Reduction of Obtrusive Light. GN01:2011<\/a><\/li>\n<li><a href=\"https:\/\/www.theilp.org.uk\/resources\/ilp-general-reports\/plg04\/\">Institution of Lighting Professionals (2013) Guidance on Undertaking Environmental Lighting Impact Assessments.  PLG04:2013<\/a><\/li>\n<li>Stone EL, Jones G, Harris S (2012) Conserving energy at a cost to biodiversity? Impacts of LED lighting on bats.  Global Change Biology 18: 2458-2465<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Forskning og fors\u00f8g har bekr\u00e6ftet, at dyrelivet i h\u00f8j grad afh\u00e6nger af god byplanl\u00e6gning og velovervejede produktvalg for at opn\u00e5 gode \u00f8kologiske resultater. Is\u00e6r overbelysning og retningsbestemt lysspild kan skade flagermusenes levesteder. Holdningerne er ved at \u00e6ndre sig nu, men f\u00f8rende flagermusforskere har udfordret branchen og spurgt, om LED &#8220;sparer energi p\u00e5 bekostning af biodiversitet&#8221; [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":19494,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"video","meta":{"footnotes":""},"categories":[129],"tags":[138,131,139],"class_list":["post-22568","post","type-post","status-publish","format-video","has-post-thumbnail","hentry","category-blog","tag-environment","tag-exterior-lighting","tag-popular-read","post_format-post-format-video"],"_links":{"self":[{"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/posts\/22568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/comments?post=22568"}],"version-history":[{"count":2,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/posts\/22568\/revisions"}],"predecessor-version":[{"id":23498,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/posts\/22568\/revisions\/23498"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/media\/19494"}],"wp:attachment":[{"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/media?parent=22568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/categories?post=22568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/indolighting.com\/da\/wp-json\/wp\/v2\/tags?post=22568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}