By 1980 the infrequency of sightings of Mount Ararat, which looms about sixty kilometers across the Turkish border, became a symbol of worsening air pollution in Yerevan.

By 1980 postmodernist sensibilities undercut confidence in overarching metanarratives.

By French aristocrat Mélanie de Gaufridy de Dortan ( 1876 – 1937 ), he had Roger Marie Vincent Philippe Lévêque de Vilmorin ( 12 September 1905 – 20 July 1980 )

By 1980, the way the game was played had changed dramatically due to innovative coaching tactics, with the phasing out of many of the game's kicking styles and the increasing use of handball ; whilst presentation was influenced by television.

By 1980 Brazil had become a net exporter of arms.

By May 1984, Ken Barlow stood as the only original cast member, after the departures of Ena Sharples ( in 1980 ), Annie Walker ( in 1983 ), Elsie Tanner ( in 1984 ) and Albert Tatlock ( also 1984 ).

By comparison, when Mount St. Helens erupted in 1980, it released ~ 1. 2 km < sup > 3 </ sup > ( DRE ) of ejecta.

During the late 1970s he acquired a large public audience as a critic of the then Labour government's disregard of civil liberties ; his writings from this time are collected in Writing By Candlelight ( 1980 ).

By the time the film " The Empire Strikes Back " was released in 1980 Star Wars fanzines had surpassed Star Trek zines in sales.

By 1990, Chile had fulfilled Hayek's prediction by transitioning to a democratic state as established in the 1980 Constitution of Chile approved during the Pinochet regime.

" By 1980, Carangi began having violent temper tantrums, walking out of photo shoots, and even falling asleep in front of the camera.

By 1982, only four players and three starting pitchers remained from the 1980 squad.

By 1980 the firm had operations in southern Africa, Australia, China, Great Britain, Hong Kong, Indonesia, Japan, Malaysia, Philippines, Saudi Arabia, Singapore, South Korea, Taiwan, Thailand, as well as the United States, and employed 37, 000 people.

By 1980, Cagney was contributing financially to the Republican Party, supporting his friend Ronald Reagan's bid for the presidency in the 1980 election.

By 1980, a number of national computer facilities ( ULCC London, UMRCC Manchester, Rutherford Appleton Laboratory serving the Science and Engineering Research Council community ), each with their own star network had developed.

By 1980 due to poor ratings and then infrequent television coverage the golden-age of kickboxing in Japan was suddenly finished.

* Lakoff, G. & Johnson, M. Metaphors We Live By ( IL: University of Chicago Press, 1980 ), Chapters 1 – 3.

By 1980, when the name of the CMF was changed to the Army Reserve, the regular army was the more significant force.

By circa 1980 the use of a " record changer ", which might scuff up or otherwise damage the discs, was widely disparaged, so the " turntable " emerged triumphant and retained its position to the end of the 20th Century and beyond.

By 1980 there were more than 250 ; by 1996 there were more than 450.

By 1980, Berlusconi had established a relationship with the actress Veronica Lario ( born Miriam Bartolini ), with whom he subsequently had three children: Barbara ( b. 1984 ), Eleonora ( b. 1986 ) and Luigi ( b. 1988 ).

By way of comparison, the 1980 Mount St. Helens eruption was a VEI-5 with 1. 2 km < sup > 3 </ sup > of ejecta.

Side By Side By Sondheim ( 1976 ), Marry Me A Little ( 1980 ), You're Gonna Love Tomorrow ( 1983 ) Putting It Together ( 1993 ), and Sondheim on Sondheim ( 2010 ) are anthologies or revues of Sondheim's work as composer and lyricist, featuring both songs performed and cut from productions.

By the time of the Ynglinga Saga, Snorri had developed his concept of Asgard further, although the differences might be accounted for by his sources.

By the 1530s, the writings of Erasmus accounted for 10 to 20 percent of all book sales.

By 2005, GSM networks accounted for more than 75 % of the worldwide cellular network market, serving 1. 5 billion subscribers.

By 1991-92, beef exports accounted for only 2. 9 percent of the value of total exports.

By historism, he means the tendency to regard every argument or idea as completely accounted for by its historical context, as opposed to assessing it by its merits.

By 1989, it accounted for an estimated 34 % of material products, compared to 18 % from agriculture.

By these calculations, the portion of total biomass accounted for by humans would be very roughly 0. 6 %.</ ref >

By 1981 overseas construction projects, most of them in the Middle East, accounted for 60 percent of the work undertaken by South Korean construction companies.

By January 2005, Vestel and its rival Turkish electronics and white goods brand Beko accounted for more than half of all TV sets manufactured in Europe.

By the end of the 19th century, it was known that its orbit showed slight perturbations that could not be accounted for entirely under Newton's theory, but all searches for another perturbing body ( such as a planet orbiting the Sun even closer than Mercury ) had been fruitless.

By around 12, 500 years ago, reindeer remains accounted for 94 percent of bones and teeth found in a cave above the Céou River.

By 2008, the Sesame Street Muppets accounted for between $ 15 million and $ 17 million per year in licensing and merchandising fees, split between the Sesame Workshop and Henson Associates.

Eudoxus used 27 concentric spherical solids to answer Plato's challenge: " By the assumption of what uniform and orderly motions can the apparent motions of the planets be accounted for?

According to a story reported by Simplicius, Plato posed a question for Greek astronomers: " By the assumption of what uniform and orderly motions can the apparent motions of the planets be accounted for?

By the late 16th century American silver accounted for one-fifth of Spain's total budget.

By 1950, Argentina's GDP per capita accounted just nearly half of the United States.

By 1999, Hispanics accounted for 47 % of all gang members, Blacks 31 %, Whites 13 %, and Asians 6 %.

By 1959, Edmund Cooper's Seed of Light was being criticized for dealing with an old-hat subject ( though it is often accounted the author's best novel.

By 1880, Germans accounted for 40 percent of the county population.

By 1910, immigrants from Mexico accounted for 11½ percent of the country ’ s population.

By 1986 manufacturing positions accounted for 25 percent of the employed labor force while another 25 percent was employed in other counties, many in nearby Fayette.

By 1877, for example, the superintendent of an asylum for men in New York reported that in his institution this disorder accounted for more than twelve percent of the admissions and more than two percent of the deaths.

By 1818, seventy 60-ton barges were working on the canal, the majority of the tonnage being accounted for by coal and stone travelling via the Somerset Coal Canal.

By 1856 a total of 490 hammers had been produced which were sold across Europe to Russia, India and even Australia, and accounted for 40 % of James Nasmyth and Company's revenues.