Pyotr Petrovich Semyonov or Semenov (russian: Пётр Петрович Семёнов;
2 January ''
(New style
Old Style (O.S.) and New Style (N.S.) indicate dating systems before and after a calendar change, respectively. Usually, this is the change from the Julian calendar to the Gregorian calendar as enacted in various European countries between 158 ...
: 14 January)'', 1827 – 26 February ''
(New style
Old Style (O.S.) and New Style (N.S.) indicate dating systems before and after a calendar change, respectively. Usually, this is the change from the Julian calendar to the Gregorian calendar as enacted in various European countries between 158 ...
: 11 March)'', 1914) was a
Russian
Russian(s) refers to anything related to Russia, including:
*Russians (, ''russkiye''), an ethnic group of the East Slavic peoples, primarily living in Russia and neighboring countries
*Rossiyane (), Russian language term for all citizens and peo ...
geographer
A geographer is a physical scientist, social scientist or humanist whose area of study is geography, the study of Earth's natural environment and human society, including how society and nature interacts. The Greek prefix "geo" means "earth" a ...
and
statistician who managed the
Russian Geographical Society for more than 40 years. He gained international fame for his pioneering exploration of the
Tian Shan
The Tian Shan,, , otk, 𐰴𐰣 𐱅𐰭𐰼𐰃, , tr, Tanrı Dağı, mn, Тэнгэр уул, , ug, تەڭرىتاغ, , , kk, Тәңіртауы / Алатау, , , ky, Теңир-Тоо / Ала-Тоо, , , uz, Tyan-Shan / Tangritog‘ ...
mountains. He changed his surname to "Semyonov of Tian Shan" (Семёнов-Тян-Шанский, ''Semyonov-Tyan-Shansky'') at the age of 79.
Several of his descendants, including a son,
Andrey Semyonov-Tyan-Shansky, and a grandson
Oleg Semenov-Tian-Shansky became scientists of note.
Life
Pyotr Semenov was born into a noble family and studied at
Saint Petersburg University
Saint Petersburg State University (SPBU; russian: Санкт-Петербургский государственный университет) is a public research university in Saint Petersburg, Russia. Founded in 1724 by a decree of Peter the G ...
. Together with
Fyodor Dostoyevsky
Fyodor Mikhailovich Dostoevsky (, ; rus, Фёдор Михайлович Достоевский, Fyódor Mikháylovich Dostoyévskiy, p=ˈfʲɵdər mʲɪˈxajləvʲɪdʑ dəstɐˈjefskʲɪj, a=ru-Dostoevsky.ogg, links=yes; 11 November 18219 ...
, Semenov attended secret meetings of the "
Petrashevsky Circle
The Petrashevsky Circle was a Russian literary discussion group of progressive-minded intellectuals in St. Petersburg in the 1840s. It was organized by Mikhail Petrashevsky, a follower of the French utopian socialist Charles Fourier. Among the mem ...
" (a literary discussion group of progressive-minded commoner-intellectuals in St. Petersburg). During the 1850s he studied geography and
geology
Geology () is a branch of natural science concerned with Earth and other astronomical objects, the features or rocks of which it is composed, and the processes by which they change over time. Modern geology significantly overlaps all other Ea ...
in
Berlin
Berlin ( , ) is the capital and List of cities in Germany by population, largest city of Germany by both area and population. Its 3.7 million inhabitants make it the European Union's List of cities in the European Union by population within ci ...
under
Alexander Humboldt
Friedrich Wilhelm Heinrich Alexander von Humboldt (14 September 17696 May 1859) was a German polymath, geographer, naturalist, explorer, and proponent of Romantic philosophy and science. He was the younger brother of the Prussian minister ...
and
Carl Ritter
Carl Ritter (August 7, 1779September 28, 1859) was a German geographer. Along with Alexander von Humboldt, he is considered one of the founders of modern geography. From 1825 until his death, he occupied the first chair in geography at the Univer ...
, whose writings he translated into Russian.
On Humboldt's suggestion, Semenov determined to explore the largely unknown mountains of the
Tian Shan
The Tian Shan,, , otk, 𐰴𐰣 𐱅𐰭𐰼𐰃, , tr, Tanrı Dağı, mn, Тэнгэр уул, , ug, تەڭرىتاغ, , , kk, Тәңіртауы / Алатау, , , ky, Теңир-Тоо / Ала-Тоо, , , uz, Tyan-Shan / Tangritog‘ ...
. In 1856, he set off from
Barnaul
Barnaul ( rus, Барнау́л, p=bərnɐˈul) is the largest city and administrative centre of Altai Krai, Russia, located at the confluence of the Barnaulka and Ob Rivers in the West Siberian Plain. As of the 2021 Census, its population was ...
on his first expedition, passing through the
Altay Mountains
The Altai Mountains (), also spelled Altay Mountains, are a mountain range in Central and East Asia, where Russia, China, Mongolia and Kazakhstan converge, and where the rivers Irtysh and Ob have their headwaters. The massif merges with the ...
and visiting Lake
Issyk Kul
Issyk-Kul (also Ysyk-Köl, ky, Ысык-Көл, lit=warm lake, translit=Ysyk-Köl, , zh, 伊塞克湖) is an endorheic lake (i.e., without outflow) in the Northern Tian Shan mountains in Eastern Kyrgyzstan. It is the seventh-deepest lake in th ...
on his way. In 1857, he returned to the Tian Shan, exploring the interior of this hitherto unknown mountain range. Semenov was the first European to see the scenic panorama of the
Tengri Tag, and its most beautiful peak, the colossal
Khan Tengri
Khan Tengri is a mountain of the Tian Shan mountain range. It is on the China—Kyrgyzstan—Kazakhstan tripoint, east of lake Issyk Kul. Its geologic elevation is , but its glacial icecap rises to . For this reason, in mountaineering c ...
.
One of his most interesting discoveries was to disprove Humboldt's earlier claims about Tian Shan's supposed
volcanic
A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
On Earth, volcanoes are most often found where tectonic plates a ...
origins. Semenov found no evidence of volcanic activity anywhere in the mountains.
The next year, he published the first systematic description of the Tian Shan. The reputation of this monograph was such that half a century later
Nicholas II of Russia
Nicholas II or Nikolai II Alexandrovich Romanov; spelled in pre-revolutionary script. ( 186817 July 1918), known in the Russian Orthodox Church as Saint Nicholas the Passion-Bearer,. was the last Emperor of Russia, King of Congress Polan ...
authorized him to add the epithet "Tian-Shansky" (that is, "of Tian Shan") to his last name.
Semenov also became interested in
statistics and did his best to advance this discipline in Russia. He served as Chairman of the Central Committee for Statistics from 1864 until 1874, when it was transformed into the Statistical Committee of the Ministry of Interior, of which he remained Chairman until 1891. It was largely due to his efforts that the first
census
A census is the procedure of systematically acquiring, recording and calculating information about the members of a given population. This term is used mostly in connection with national population and housing censuses; other common censuses in ...
of the
Russian Empire
The Russian Empire was an empire and the final period of the Russian monarchy from 1721 to 1917, ruling across large parts of Eurasia. It succeeded the Tsardom of Russia following the Treaty of Nystad, which ended the Great Northern War. ...
was held in 1897. The same year, he was made a member of the
State Council of Imperial Russia
The State Council ( rus, Госуда́рственный сове́т, p=ɡəsʊˈdarstvʲɪn(ː)ɨj sɐˈvʲet) was the supreme state advisory body to the Tsar in Imperial Russia. From 1906, it was the upper house of the parliament under the ...
.
Semenov was a member of 53
learned societies
A learned society (; also learned academy, scholarly society, or academic association) is an organization that exists to promote an academic discipline, profession, or a group of related disciplines such as the arts and science. Membership may ...
and managed the
Russian Geographical Society from 1873 until his death, using this position to encourage the exploration of inland Asia, notably by
Nikolai Przhevalsky and
Pyotr Kozlov
Pyotr Kuzmich Kozlov (russian: Пётр Кузьми́ч Козло́в; 3 October 1863 in Dukhovshchina – 26 September 1935 in Peterhof) was a Russian and Soviet traveller and explorer who continued the studies of Nikolai Przhevalsky in ...
. Semenov's memoirs were published after his death in four volumes.
Collections
During his frequent visits to Switzerland, Italy, and France, Semenov—a man of considerable fortune—amassed a collection of old
Dutch masters
Dutch Golden Age painting is the painting of the Dutch Golden Age, a period in Dutch history roughly spanning the 17th century, during and after the later part of the Eighty Years' War (1568–1648) for Dutch independence.
The new Dutch Repub ...
, and he became knowledgeable enough to be considered an expert on the paintings in his own and other large collections in St. Petersburg. He contributed to the 1895 update of the catalog of the Hermitage, the Dutch-Flemish-German version of which lists over 1000 paintings. He donated his collection to the
Hermitage Museum
The State Hermitage Museum ( rus, Государственный Эрмитаж, r=Gosudarstvennyj Ermitaž, p=ɡəsʊˈdarstvʲɪn(ː)ɨj ɪrmʲɪˈtaʂ, links=no) is a museum of art and culture in Saint Petersburg, Russia. It is the largest ...
where it still resides, though some of the more prominent ones were
sold by the Soviets in the 1930s.
His insect collection consisted of ca. 700,000 specimens, while more than a hundred new species were named after him.
Tributes
* In 1866, botanists
Regel
Eduard August von Regel (sometimes Edward von Regel or Edward de Regel or Édouard von Regel), Russian: Эдуард Август Фон Регель; (born 13 August 1815 in Gotha; died 15 April 1892 in St. Petersburg) was a German horticultural ...
&
Herder ''
Semenovia'', which is a genus of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
s from Central Asia and China, belonging to the family
Apiaceae
Apiaceae or Umbelliferae is a family of mostly aromatic flowering plants named after the type genus '' Apium'' and commonly known as the celery, carrot or parsley family, or simply as umbellifers. It is the 16th-largest family of flowering plan ...
. It was named in his honour.
* The 4895m
Semenov-Tian-Shansky Peak and the 5816m
Semyonov Peak are named after him.
* On 14 January 2021,
Google
Google LLC () is an American Multinational corporation, multinational technology company focusing on Search Engine, search engine technology, online advertising, cloud computing, software, computer software, quantum computing, e-commerce, ar ...
celebrated his 194th birthday with a
Google Doodle
A Google Doodle is a special, temporary alteration of the logo on Google's homepages intended to commemorate holidays, events, achievements, and notable historical figures. The first Google Doodle honored the 1998 edition of the long-running an ...
.
References
* Semenov, Petr Petrovitch. ''Travels in the Tian'-Shan' 1856–1857''. Trans. by Liudmila Gilmour, Colin Thomas and Marcus Wheeler. Edited and annotated by Colin Thomas. The Hakluyt Society, London. (1998). .
External links
Эрмитаж чествует Семенова-Тян-Шанского
{{DEFAULTSORT:Semyonov-Tyan-Shansky, Pyotr
1827 births
1914 deaths
Explorers of Central Asia
Explorers from the Russian Empire
Geographers from the Russian Empire
Russian art collectors
Russian entomologists
Statisticians from the Russian Empire
Members of the State Council (Russian Empire)
Honorary members of the Saint Petersburg Academy of Sciences
Recipients of the Pour le Mérite (civil class)