Gurbataccen haske a Hong Kong
An bayyana Hong Kong a matsayin birni mafi muni a duniya wajen gurɓatar haske . Yankunan kasuwanci da na zama Mong Kok, Tsim Sha Tsui da Causeway Bay an gano su ne wuraren da suka fi fuskantar ƙazamin haske. Sakamakon haskoki da Kuma allunan tallace-tallace na LED, sararin Hong Kong ya ninka fiye da sauran biranen.

Fage 
Batun gurbacewar haske a Hong Kong ya yi fice a bainar jama'a a shekara ta 2008,  kuma gwamnati ta fara nazarin manufofin shekara mai zuwa,  wanda ya ƙare a cikin  shekarata 2011-2015 "Task Force on External Lighting" don duba matsalar., ciki har da zagaye biyu na shawarwarin jama'a a cikin shekarar 2013.  an ba da shawarar cewa kada a gabatar da ka'idoji ko doka, saboda babu ra'ayin 'mafi rinjaye' kan batun. A cikin watan Afrilun shekarata 2016, gwamnati ta bi shawarar rundunar  gabatar da yanayin hasken ta "Charter on External Lighting" na son rai kawai wanda 'yan kasuwa za su yarda su kashe hasken waje tsakanin 11:00 PM zuwa 6:00 AM.

Na dabam, batun kuma ya sami sha'awar ilimi. Sashen Physics na Jami'ar Hong Kong ya ɗauki ma'auni daga wurare da yawa a Hong Kong inda ya sanya su a kan ma'auni na "sama mai duhu", kuma ya gano cewa mafi girman matakin gurɓataccen haske shine Hong Kong Tsim Sha Tsui . a matsakaita sau 1000 mafi haske fiye da ma'auni, kuma mafi munin haske a duniya.   Baya ga haka, wani bincike da wasu dalibai hudu daga cibiyar Worcester Polytechnic da ke Massachusetts suka gudanar ya gano cewa hasken alamun neon daga gine-gine a Causeway Bay yana da haske 176 lux kuma Mong Kok yana da kusan kashi 150 zuwa 500 lux, wanda ya fi girma fiye da yadda hukumomin Burtaniya suka bayar da shawarar. Ko da a filin shakatawa na Wetland a cikin Tin Shui Wai, hasken ya ninka sau 130 fiye da ma'aunin Ƙungiyar Astronomical ta Duniya .  Har ila yau karuwar korafe-korafe ya bayyana munin matsalar. Yawan korafin ya karu daga 87 a  shekarata 2007 zuwa 377 a 2009.  A takaice dai, matsalar gurbacewar hasken ba wai kawai ta bayyana a yankunan kasuwanci kamar Mong Kok da Causeway Bay ba, har ma a wuraren zama da ke wajen tsakiyar birane. Cheng Sze-ling, jami'in kula da muhalli na Abokan Duniya, ya ce " gurɓacewar haske ba ta zama annoba ba amma ta rikide zuwa wata cuta mai yaduwa a cikin birni." 

A Symphony of Lights, nuni ga masu yawon bude ido, an soki saboda bayar da gudummawa ga gurɓataccen haske.

Tasiri

A kan unguwanni 
A cikin cigaban gidaje masu gauraya kamar Mong Kok da Sham Shui Po, wasu mazauna garin suna fuskantar matsalar barci saboda suna da fitilun neon masu ƙarfi da ke haskaka ta tagogin ɗakin kwana, wanda allunan talla suke fitarwa. Kuma An bayyana wasu wuraren da ake haskawa kamar filayen wasan kwallon kafa.

Akan mutane 
Yawan haske mai yawa na iya rushe agogon nazarin halittu ( Circadian rhythm ) na mutane kuma ya shafi kwakwalwarsu da ayyukan hormone.

Akan muhalli 
A cikin karkarar Sai Kung mai nisa, hasken da ke fitowa daga manyan allunan tallace-tallace na LED a cikin birni na iya shafar haifuwar gobara, kwarin da ke dogaro da alamun haske don saduwa da juna. Kuma A cewar shugaban kungiyar mahalli ta Hong Kong Yiu Vor, ba sa fitar da siginar su akai-akai, yana shafar rayuwarsu.

Jagororin son rai kan hasken waje 
Kasancewar yankunan kasuwanci da na Hong Kong ba su rabu sosai ba, yana da wahala a magance gurɓacewar haske, saboda ba za a iya aiwatar da ƙa'ida mai sauƙi ga waɗannan yankuna da suka haɗa kai ba. Sannan Kuma  A halin yanzu gwamnati ba ta sanya wata doka don daidaita yawan hasken wuta. Madadin haka, Task Force on External Lighting  wanda Ofishin Muhalli ya kafa ya ba da "Sharuɗɗa kan Mafi kyawun Ayyuka na Masana'antu don Shigar da Hasken Waje".  Duk da haka, ana aiwatar da shi bisa son rai ta hanyar masana'antu don haka ana sukar shi da "marasa haƙori."’  Yan majalisa na ci gaba da bincike  takamaiman dokoki wajen daidaita hasken wutar lantarki na waje. Duk da haka, an raba ra'ayoyi. Sannan Yayin da mazauna gabaɗaya suna maraba da ra'ayin, yawon shakatawa da masana'antar talla duk sun dogara da hasken wuta don haɓaka kasuwanci.    Wasu masu adawa da "hasken wuta" suna jayayya cewa kallon dare na birni wani abu ne na musamman na Hong Kong wanda bai kamata a rasa ta hanyar doka ba.

A shekara ta 2015, shawarar da Task Force on External Lighting ta bayar da shawarar cewa za a magance gurbacewar haske a Hongkong ta wata yarjejeniya ta sa kai, tana mai bayyana cewa, Hong Kong ba ta riga ta shirya don warware matsalar ba, sannan ya gamu da babban takaici daga majalisar dokoki. kwamitin kula da harkokin muhalli.  Rundunar ta ba da shawarar wani tsari na shekaru biyu inda za a nemi 'yan kasuwa su kashe fitulun waje da son rai da karfe 11:00 na dare. Shugaban kwamitin Kenneth Chan, ya ce gwamnati ta yi watsi da matsin lamba daga bangaren kasuwanci, wanda ke adawa da duk wani matakin dakile hasken wuta a waje.

Duba wasu abubuwan 

 Haske Daga Hong Kong

Manazarta