sierraclub.org

The Sierra Club is an environmental organization in the United States and in two U.S. Territories, namely Puerto Rico and Washington D.C. The club was founded on May 28, 1892, in San Francisco, California, by the Scottish-American preservationist John Muir, who became the first president, as well as the longest serving president at approximately 20 years in this leadership position. The Sierra Club operates only in the United States. Sierra Club Canada is separated from the Sierra Club. More information...

Multilingual Wikipedia

In June 2020 the website sierraclub.org was on the 9,439th place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 9,695th place in June 2020. From Wikipedians' point of view, "sierraclub.org" is the 9,598th most reliable source in different language versions of Wikipedia (AR-score).

The website is placed before darli-fra.jp and after wellesley.edu in multilingual PR ranking of the most reliable sources in Wikipedia.

PR-score:
9,439th place
3,158,008
-477,871
AR-score:
9,598th place
443,346
-44
F-score:
9,695th place
1,264
+7

English Wikipedia (en)

PR-score:
5,843rd place
2,709,995
-344,004
AR-score:
5,115th place
365,185
-452
F-score:
5,318th place
825
+1

Spanish Wikipedia (es)

PR-score:
18,924th place
91,582
-22,853
AR-score:
21,244th place
9,115
+45
F-score:
10,470th place
46
0

French Wikipedia (fr)

PR-score:
16,448th place
63,439
-20,122
AR-score:
14,979th place
13,385
+104
F-score:
19,154th place
29
0

Japanese Wikipedia (ja)

PR-score:
24,030th place
48,216
-956
AR-score:
26,686th place
3,561
+3
F-score:
20,960th place
18
0

German Wikipedia (de)

PR-score:
29,852nd place
46,620
-12,921
AR-score:
27,711th place
8,862
+27
F-score:
21,864th place
22
0

Portuguese Wikipedia (pt)

PR-score:
28,606th place
17,114
-603
AR-score:
16,864th place
4,893
+74
F-score:
9,677th place
31
0

Arabic Wikipedia (ar)

PR-score:
11,278th place
12,737
-16,483
AR-score:
8,817th place
5,420
+100
F-score:
8,054th place
27
0
Show all Wikipedia languages...

BestRef shows popularity and reliability scores for sources in references of Wikipedia articles in different languages. Data extraction based on complex method using Wikimedia dumps. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details...