paragraph_text: Garbarek was born in Mysen, Norway, the only child of a former Polish prisoner of war, Czesław Garbarek, and a Norwegian farmer's daughter. He grew up in Oslo, stateless until the age of seven, as there was no automatic grant of citizenship in Norway at the time. When he was 21, he married Vigdis. He is the father of musician and composer Anja Garbarek.

paragraph_text: The last glacial period, popularly known as the Ice Age, was the most recent glacial period, which occurred from c. 110,000 -- c. 11,700 years ago. This most recent glacial period is part of a larger pattern of glacial and interglacial periods known as the Quaternary glaciation (c. 2,588,000 years ago to present). From this point of view, scientists consider this ``ice age ''to be merely the latest glaciation event in a much larger ice age, one that dates back over two million years and is still ongoing.

paragraph_text: High levels of precipitation cause the glaciers to descend to permafrost levels in some areas whereas in other, more arid regions, glaciers remain above about the 3,500 m (11,483 ft) level. The 1,817 square kilometres (702 sq mi) of the Alps covered by glaciers in 1876 had shrunk to 1,342 km2 (518 sq mi) by 1973, resulting in decreased river run-off levels. Forty percent of the glaciation in Austria has disappeared since 1850, and 30% of that in Switzerland.

paragraph_text: Pursuant to this power, Congress in 1790 passed the first naturalization law for the United States, the Naturalization Act of 1790. The law enabled those who had resided in the country for two years and had kept their current state of residence for a year to apply for citizenship. However it restricted naturalization to ``free white persons ''of`` good moral character''.

paragraph_text: Errol Osbourne Nolan II (born August 18, 1991) is an American born sprinter of Jamaican descent who holds dual citizenship with both countries. He now competes for Jamaica as of 2012. He specialises in the 200 and 400 metres.

paragraph_text: Albano Carrisi (Italian: [alˈbaːno karˈriːzi]; born 20 May 1943), better known as Al Bano, is an Italian recording artist, actor, and winemaker. In 2016, he was awarded Albanian citizenship due to his close ties with the country.

paragraph_text: Sotos Point is a glaciated point projecting 180 m into the southeast part of Discovery Bay, Greenwich Island in the South Shetland Islands, Antarctica and forming the east side of the entrance to "Montecinos Cove" ().

paragraph_text: The Vienna Walzer Orchestra (German: Wiener Walzer Orchester) is a chamber orchestra based in Vienna, Austria that specializes in traditional Viennese waltzes, polkas, marches and operetta arias from composers such as: J. Strauss II, F. Lehár, C.M. Ziehrer, among others. Their concerts also always include performances by ballet dancers and opera singers.

paragraph_text: During the Wisconsinan glaciation, the New York City region was situated at the edge of a large ice sheet over 1,000 feet in depth. The ice sheet scraped away large amounts of soil, leaving the bedrock that serves as the geologic foundation for much of New York City today. Later on, the ice sheet would help split apart what are now Long Island and Staten Island.

paragraph_text: Franz Joseph Haydn (; German: [ˈfʁants ˈjoːzɛf ˈhaɪdn̩] (listen); 31 March 1732 – 31 May 1809) was an Austrian composer of the Classical period. He was instrumental in the development of chamber music such as the piano trio. His contributions to musical form have earned him the epithets "Father of the Symphony" and "Father of the String Quartet".Haydn spent much of his career as a court musician for the wealthy Esterházy family at their remote estate. Until the later part of his life, this isolated him from other composers and trends in music so that he was, as he put it, "forced to become original". Yet his music circulated widely, and for much of his career he was the most celebrated composer in Europe.

paragraph_text: Kleybolte Peninsula is a heavily glaciated peninsula in northwestern Ellesmere Island in the Qikiqtaaluk Region of Nunavut, Canada. It juts into the Arctic Ocean. During Otto Sverdrup's expedition of 1899–1902, the peninsula was the northernmost point achieved.

paragraph_text: The Oath of Citizenship or officially Oath of Allegiance, is a statement recited by individuals wishing to become citizens of the Republic of Trinidad and Tobago. Individuals who wish to become a citizen of Trinidad and Tobago do so through the Ministry of National Security's Citizenship and Immigration Section. The Oath of Allegiance is a mandatory step to becoming a citizen of Trinidad and Tobago.

paragraph_text: The 1956 Atlantic R6D-1 disappearance involved a Douglas R6D-1 Liftmaster (BuNo 131588) of the United States Navy which disappeared over the Atlantic Ocean on 10 October 1956 with the loss of all 59 people on board.

paragraph_text: Disappeared Title card (season 6 -- present) Genre True crime documentary Presented by Christopher Walker Composer (s) David Varga Country of origin United States No. of seasons 8 No. of episodes 108 Production Executive producer (s) Benjamin Ringe Diana Sperrazza Elizabeth Fischer Knute Walker Sharon Scott Producer (s) Various (show) Angela Martenez Benjamin Adams Trueheart Chris Gidez Courtney Engelstein Diamaris Welch Erika Beck Grothues Heather Walsh James Cozza Joe Bergan Jonathan Damour Keila Woodard Kimberly Weinstein Leslie Mattingly Lindsay Carswell Lloyd Fales Sara Burns Sarah Gregory Stephanie Angelides Running time 40 to 43 minutes (excl. commercials) Production company (s) Peacock Productions Release Original network Investigation Discovery Picture format 480i (SDTV) 1080i (HDTV) Original release December 10, 2009 (2009 - 12 - 10) -- present External links Website investigationdiscovery.com/tv-shows/disappeared/

paragraph_text: ' (Ah God, how much heartbreak), ', is a church cantata by Johann Sebastian Bach. He composed the dialogue cantata in Leipzig for the Sunday after New Year's Day.

paragraph_text: The Chancellor Manuscript is a 1977 novel, by American writer Robert Ludlum, about the alleged secret files of J. Edgar Hoover and how they disappeared after his death, and how they possibly could be used to force people in high places to do the bidding of those who possessed the secrets contained therein. It also speculated that Hoover himself might have been assassinated because he knew too much about too many of the wrong people.

paragraph_text: Telman Mardanovich Ismailov (, ; born 26 October 1956) is an Azerbaijani-born businessman and entrepreneur of Mountain Jew origin. Since Azerbaijan does not allow dual citizenship, he holds Russian-Turkish citizenship. He is the chairman of the Russian AST Group of companies, which is active in many countries. Until 2009, Ismailov owned the Europe's then-largest marketplace, Cherkizovsky Market, located in Moscow, Russia.

paragraph_text: Robert Townsend as Donald ``Duck ''Matthews: Duck hails from a poor family. He is The Five Heartbeats' co-founder and brother of fellow Heartbeat's member J.T. Matthews, and originally was only the composer and musician for the group. He is a permanent vocalist after Bobby disappears. He serves as the movie's narrator, with the film beginning as he reminisces about the group's career.

paragraph_text: Paroxysmen ("Paroxysms"), opus 189, is a waltz composed by Johann Strauss II. It was dedicated to the Gentlemen Students of Medicine at Vienna University" on the occasion of a ball held in the Sofienbad-Saal in January 1857. A critic of the newspaper Fremden-Blatt commented on the waltz: "The day before yesterday the Medical Students' Ball opened the season in the Sofienbad-Saal, which made the ball especially interesting when one saw for the first time the new and sumptuously decorated locale. The dance hall is newly hung throughout with red and gold drapery, the ceiling very tastefully prepared. Little statues, surrounded by flowers and leaves, heighten the appeal of the decorations. The music was personally conducted by Strauss and his waltz 'Paroxysmen', written especially for this ball, belongs to his best compositions."

paragraph_text: The reference to naturalization in the Citizenship Clause is to the process by which immigrants are granted United States citizenship. Congress has power in relation to naturalization under the Naturalization Clause in Article I, Section 8, Clause 4 of the Constitution.

Question: Since 1850, how much of the glaciation in the country where the composer of Paroxysmen was a citzen, has disappeared?
Answer: Forty percent