Light pollution

Quality:

Light pollution - anthropogenic light in the night environment, caused by excess or misdirected lighting. Article “Light pollution” in English Wikipedia has 91.6 points for quality (as of July 1, 2025). The article contains 217 references and 45 sections.

This article has the best quality in German Wikipedia. However, this article is the most popular in English version.

Achievements in all the time:

Global Wikipedia:

The 9098^th most popular in AI.

In June 2025 the article “Light pollution” was edited by 4 authors in English Wikipedia and written by 8 authors in all languages.

Since the creation of article “Light pollution”, its content was written by 749 registered users of English Wikipedia and edited by 2645 registered Wikipedia users in all languages (9098^th place).

The article is cited 1426 times in English Wikipedia and cited 9550 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #2331 in October 2003
• Global: #2785 in March 2008

The highest popularity rank from 2008:

• Local (English): #6864 in December 2014
• Global: #10015 in May 2015

There are 47 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	German (de) Lichtverschmutzung		100
2	Malay (ms) Pencemaran cahaya		98.0128
3	French (fr) Pollution lumineuse		96.2615
4	English (en) Light pollution		91.5866
5	Arabic (ar) تلوث ضوئي		85.4137
6	Hindi (hi) प्रकाश प्रदूषण		85
7	Armenian (hy) Լույսի աղտոտում		74.3734
8	Ukrainian (uk) Світлове забруднення		69.0692
9	Tamil (ta) ஒளி மாசு		67.5198
10	Chinese (zh) 光害		61.6593

The following table shows the most popular language versions of the article.

#	Language	Popularity award	Relative popularity
1	English (en) Light pollution		4 729 607
2	Spanish (es) Contaminación lumínica		1 630 618
3	German (de) Lichtverschmutzung		665 573
4	French (fr) Pollution lumineuse		529 677
5	Chinese (zh) 光害		361 315
6	Portuguese (pt) Poluição luminosa		335 745
7	Japanese (ja) 光害		315 975
8	Italian (it) Inquinamento luminoso		280 858
9	Russian (ru) Световое загрязнение		277 954
10	Hindi (hi) प्रकाश प्रदूषण		171 316

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) Light pollution		10 189
2	French (fr) Pollution lumineuse		1 684
3	German (de) Lichtverschmutzung		1 476
4	Spanish (es) Contaminación lumínica		1 136
5	Russian (ru) Световое загрязнение		1 074
6	Japanese (ja) 光害		734
7	Chinese (zh) 光害		643
8	Italian (it) Inquinamento luminoso		607
9	Simple English (simple) Light pollution		531
10	Portuguese (pt) Poluição luminosa		498

The following table shows the language versions of the article with the highest Authors’ Interest.

#	Language	AI award	Relative AI
1	English (en) Light pollution		749
2	German (de) Lichtverschmutzung		296
3	French (fr) Pollution lumineuse		259
4	Spanish (es) Contaminación lumínica		122
5	Italian (it) Inquinamento luminoso		108
6	Dutch (nl) Lichtvervuiling		99
7	Hebrew (he) זיהום אור		88
8	Japanese (ja) 光害		63
9	Chinese (zh) 光害		62
10	Russian (ru) Световое загрязнение		60

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

#	Language	AI award	Relative AI
1	English (en) Light pollution		4
2	French (fr) Pollution lumineuse		1
3	Japanese (ja) 光害		1
4	Dutch (nl) Lichtvervuiling		1
5	Russian (ru) Световое загрязнение		1
6	Arabic (ar) تلوث ضوئي		0
7	Bulgarian (bg) Светлинно замърсяване		0
8	Catalan (ca) Contaminació lumínica		0
9	Czech (cs) Světelné znečištění		0
10	Danish (da) Lysforurening		0

The following table shows the language versions of the article with the highest number of citations.

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In English Wikipedia the most popular articles on that day were: Jeffrey Epstein, Wuthering Heights, Wuthering Heights (2026 film), 2026 Winter Olympics, Lucas Pinheiro Braathen, Ice hockey at the 2026 Winter Olympics – Men's tournament, Epstein files, John F. Kennedy Jr., Anthony Kim, James Van Der Beek.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information