During the 1970s and 1990s, there was an epistemological shift away from the positivist traditions that had largely informed the discipline.

During the post-World War I period ski-lifts were built in Swiss and Austrian towns to accommodate winter visitors, but summer tourism continued to be important ; by the mid-20th century the popularity of downhill skiing increased greatly as it became more accessible and in the 1970s several new villages were built in France devoted almost exclusively to skiing, such a Les Menuires.

During the 1960s and 1970s, the city gained a reputation as a center for liberal politics.

During the 1960s and 1970s, the city gained a reputation as an important center for liberal politics.

During much of the 1970s Roma's appearance in the top half of Serie A was sporadic.

During their heyday from the late 1970s to the mid-1990s, most BBSes were run as a hobby free of charge by the system operator ( or " SysOp "), while other BBSes charged their users a subscription fee for access, or were operated by a business as a means of supporting their customers.

During the 1970s the Air Force was at the apogee of its power, possessing at least 500 modern combat aircraft in its inventory.

During the early 1970s, Manchester United were no longer competing among the top teams in England, and at several stages were battling against relegation.

During the Orioles ' heyday in the 1970s, a club song, appropriately titled " Orioles Magic ", was composed, and played when the team ran out until Opening Day of 2008.

During the late 1970s and early 1980s, the site hosted Creative Time's landmark Art on the Beach sculpture exhibitions.

During the 1970s, he made guest-appearances on TV series such as Ironside, Insight, Barbary Coast, The Love Boat, Medical Center, four episodes of Love, American Style, Fantasy Island, and two episodes each of The Streets of San Francisco, and Rod Serling's Night Gallery.

" During the 1970s, widely different methods began to be seen as part of a new emerging discipline of computational chemistry.

During the 1970s the " small press " culture grew and diversified.

During the 1970s and 1980s it was also used to test the ability of containers of radioactive material to withstand impacts and other accidents.

During the 1970s and 1980s, the Bengals were a perennial playoff contender and they won AFC championships in and, but lost Super Bowls XVI and XXIII to the San Francisco 49ers.

During the 1960s and 1970s, the CPC experienced a significant ideological breakdown with the Communist Party of the Soviet Union under Nikita Khrushchev, and later, Leonid Brezhnev.

During the 1970s the relative number of communists in Republics of the Soviet Union was as follows:

During the 1970s, a growing number of Canadian stations pushed American channels off the systems, forcing several to expand beyond the original 12-channel system configurations.

During the 1970s producers started to reduce the quantity of white grapes in Chianti.

During the 1970s, modern dramatic directors made some of their first films.

During the Portuguese Colonial War in the 1960s and the 1970s, the Portuguese Army created an experimental horse platoon, to combat the guerrillas in eastern Angola.

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 ).

During the 1950s, 1960s and 1970s, several events occurred which raised the public awareness of harm to the environment caused by man.

During the 1960s and 1970s hundreds of fossils were found, particularly in East Africa in the regions of the Olduvai gorge and Lake Turkana.

During the 1970s and ' 80s, Cassandra B. Whyte did significant educational research studying locus of control as related to the academic achievement of students pursuing higher education coursework.

During his four years as editor of The Spectator, he made several editorial and structural changes to the magazine, " not all of which were universally popular with readers ".

During the War of the Rough Wooing, the invading English armies of the Earl of Hertford inflicted structural damage on Holyrood Abbey in 1544 and 1547.

During the construction of the bridge, 140, 000 tons of concrete, 4, 600 tons of mild steel and 8, 150 tons of structural steel was used.

During much of the presidency of Harry Truman, it served as the residence of the president of the United States, while the interior of the White House, which had been found to have serious structural faults, was completely gutted and rebuilt.

During the 1970s the combined AISI Committees of Structural Steel Producers and Steel Plate Producers engaged in a series of research and promotional seminars and publication programs that focused, for example, on the use of steel storage tanks and transmission pipage in the water utility business, innovations in computer-aided design for structural steel frames for high-rise and arena buildings, applications for structural and steel plate in new mass transit system designs, and in utility poles for high voltage electrical transmission systems.

During the late stages of the Alpine Orogeny, as the African Plate collided with Eurasian Plate, Mesozoic extensional structures, such as the Weald Basin of southern England underwent structural inversion.

During their attempts to land, however, the small force was severely depleted ; one glider broke away from the Halifax towing it and disintegrated, apparently as a result of structural failure, with the Locust inside it falling to the ground.

During 2011, structural failures in and around the Roundhill Tunnel have caused the A20 to be closed in this area numerous times.

During recent decades, development thinking has shifted from modernization and structural adjustment programs to poverty reduction.

During this stage new organelles are being synthesized, so the cell requires both structural proteins and enzymes, resulting in a great amount of protein synthesis and a high rate of metabolism in the cell.

During this structural transition, some interactions between side-chains are lost and some others are established.

During 2011, the station is undergoing structural repairs.

During the first trimester of pregnancy, alcohol interferes with the migration and organization of brain cells, which can create structural deformities or deficits within the brain.

During the disassembly work of the bridges ’ structural steel members, several difficult engineering challenges had to be resolved: the order of disassembly, a safe method for detonating charges on concrete and steel members in a publicly open and difficult to control area such as the Tampa Bay, and the development of a safe methodology for the removal in one piece of the bridge ’ s main span and concrete piers.

During 1993 – 1994 there were separate consultations with seven architects and eight structural engineers ; and during 1995 – 1996 there was a second definition study with five associated architect groups and structural engineers.

During this time, the mezzanine area and staircases received a facelift, while both platform canopies and the structural beams that hold each canopy were replaced and yellow tactile edge warning strips were installed.

During his terms of office he launched many projects to resolve the structural problems of İzmir and protect İzmir's natural resources and cultural heritage.

During his time as president he actively pursued structural reform to modernize the Ecuadorian state and cut down wasteful bureaucratic spending.

During cornification, the process whereby living keratinocytes are transformed into non-living corneocytes, the cell membrane is replaced by a layer of ceramides which become covalently linked to an envelope of structural proteins ( the cornified envelope ).

During those years, Cameron began to expand on his thoughts about the interrelationships of mind and body, and developed a reputation as a psychiatrist who could bridge the gap between the organic, structural neurologists, and the psychiatrists whose knowledge of anatomy was limited to maps of the mind as opposed to maps of the brain.

During his first term, Elbegdorj attempted to solve looming economic, political, structural and social issues through several policy initiatives such as, co-initiating a Law on Press Freedom and playing a key role to pass the law in 1998.

During structural renovations to the Tabernacle, the Orchestra rehearsed and performed in the adjacent LDS Conference Center, as did the Choir.