BIOLOGIST

Katsuko Saruhashi

1920 - 2007

Photo of Katsuko Saruhashi

Icon of person Katsuko Saruhashi

Katsuko Saruhashi (猿橋 勝子, Saruhashi Katsuko, March 22, 1920 – September 29, 2007) was a Japanese geochemist who created tools that let her take some of the first measurements of carbon dioxide (CO2) levels in seawater. She later showed evidence of the dangers of radioactive fallout and how far it can travel. Read more on Wikipedia

Since 2007, the English Wikipedia page of Katsuko Saruhashi has received more than 1,066,514 page views. Her biography is available in 26 different languages on Wikipedia (up from 20 in 2019). Katsuko Saruhashi is the 354th most popular biologist (up from 722nd in 2019), the 757th most popular biography from Japan (up from 1,187th in 2019) and the 6th most popular Japanese Biologist.

Memorability Metrics

  • 1.1M

    Page Views (PV)

  • 54.31

    Historical Popularity Index (HPI)

  • 26

    Languages Editions (L)

  • 7.52

    Effective Languages (L*)

  • 2.07

    Coefficient of Variation (CV)

Page views of Katsuko Saruhashis by language

Over the past year Katsuko Saruhashi has had the most page views in the with 9,744 views, followed by English (7,486), and Spanish (1,871). In terms of yearly growth of page views the top 3 wikpedia editions are Galician (8.35%), Basque (6.12%), and Hindi (2.00%)

Among BIOLOGISTS

Among biologists, Katsuko Saruhashi ranks 354 out of 1,097. Before her are Ivan Regen, Anders Sparrman, Carlo Allioni, Heinrich Johann Nepomuk von Crantz, Fritz Müller, and Christian Ludwig Brehm. After her are Louis Claude Richard, Joel Asaph Allen, Pierre Magnol, Antoine de Jussieu, Achille Richard, and William Jackson Hooker.

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Contemporaries

Among people born in 1920, Katsuko Saruhashi ranks 165. Before her are Dick Francis, Marlen Haushofer, Marie Tharp, Janet Jagan, Thomas Szasz, and Richard Adams. After her are Nasrallah Boutros Sfeir, Barend Biesheuvel, William Conrad, Eduardo Mondlane, Schubert Gambetta, and Roberto M. Levingston. Among people deceased in 2007, Katsuko Saruhashi ranks 134. Before her are Ivica Račan, Dabbs Greer, Andranik Margaryan, Barbara West, Maria Gripe, and Malietoa Tanumafili II. After her are Marais Viljoen, Bauer, Ichiji Otani, Alfonso López Michelsen, Fons Rademakers, and Antonio Puerta.

Others Born in 1920

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Others Deceased in 2007

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In Japan

Among people born in Japan, Katsuko Saruhashi ranks 757 out of 6,245. Before her are Seichō Matsumoto (1909), Atsuko Ikeda (1931), Kikuzo Kisaka (null), Kakinomoto no Hitomaro (662), Katō Yoshiaki (1563), and Michihiro Ozawa (1932). After her are Ōmura Sumitada (1533), Kunimitsu Takahashi (1940), Osachi Hamaguchi (1870), Shunsuke Kikuchi (1931), Mitsuo Kamata (1937), and Isao Inokuma (1938).

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Among BIOLOGISTS In Japan

Among biologists born in Japan, Katsuko Saruhashi ranks 6. Before her are Yoshinori Ohsumi (1945), Susumu Tonegawa (1939), Tomitaro Makino (1862), Hideyo Noguchi (1876), and Motoo Kimura (1924). After her are Takenoshin Nakai (1882), Akira Miyawaki (1928), Tsuneko Okazaki (1933), Jinzō Matsumura (1856), Bunzō Hayata (1874), and Yasutomi Nishizuka (1932).

Japanese born Biologists

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