Since that time, Alberta's economic fortunes have largely tracked the price of oil, and increasingly natural gas prices.

Since 2003, a 1, 070 km pipeline has been used to export crude oil from the oilfields around Doba to offshore oil-loading facilities on Cameroon's Atlantic coast at Kribi.

Since the surfaces of a wet clutch can be slippery ( as with a motorcycle clutch bathed in engine oil ), stacking multiple clutch discs can compensate for the lower coefficient of friction and so eliminate slippage under power when fully engaged.

Since the late ' 60s, the exploitation of oil increased production and reserves are estimated at 4. 036 million barrels

Since mid-2009, oil export earnings have returned to levels seen before Operation New Dawn and government revenues have rebounded, along with global oil prices.

Since 1999, the Isle of Man has received electricity through the world's longest submarine AC cable, the 90 kV Isle of Man to England Interconnector, as well as from a natural gas power station in Douglas, an oil power station in Peel and a small hydro-electric power station in Sulby Glen.

Since that, bilateral trade between Malaysia and Oman stood at nearly RM500 million during January – October 2010, with Malaysia's main exports to Oman being edible oil, machinery, appliances and parts, wood products, electrical and electronic products.

Since the time of the Renaissance, siccative ( drying ) oil paints, primarily linseed oil, have been the most commonly used kind of paints in fine art applications ; oil paint is still common today.

Since there was no federal regulation in the USA concerning safety and effectiveness of drugs until the 1906 Food and Drugs Act and various medicine salesmen or manufacturers seldom had enough skills in analytical chemistry to analyze the contents of snake oil, it became the archetype of hoax.

Since mineral oil and PCB fluid mix, maintenance equipment used for both PCB and oil-filled transformers could carry over small amounts of PCB, contaminating oil-filled transformers.

Since the engine does not have an oil injection system, two-stroke oil has to be added to the fuel tank every time the car was filled up, at a 50: 1 or 33: 1 ratio of fuel to oil.

Since the bulk of the rubber produced is of the synthetic variety, which is derived from petroleum, the price of natural rubber is determined, to a large extent, by the prevailing global price of crude oil.

) Since strict fasting is canonically forbidden on the Sabbath and the Lord's Day, wine and oil are permitted on Saturdays and Sundays.

Since 2008, the generators that power Tribute in Light have been fueled with biodiesel made from used cooking oil collected from local restaurants provided by Tri-State Biodiesel.

Since crude oil | oil fields are located only at certain places on earth, only a select group of countries are oil-independent, the other countries are dependent on the oil production capacities of these countries

Since 2000, however, an oil boom has increased the population by at least 1, 000.

Since oil and gas pipelines are an important asset of the economic development of almost any country, it has been required either by government regulations or internal policies to ensure the safety of the assets, and the population and environment where these pipelines run.

Since 2001, economic growth declined caused by adverse shocks such as a slowdown in the global economy and natural disasters.

Since then, whole families of cone-derived waveriders have been designed using more and more complex conic shocks, based on more complex software.

Since the shocks form when the local air velocity reaches supersonic speeds over various features of the aircraft, there is a certain " critical mach " speed ( or drag divergence mach number ) where this effect becomes noticeable.

Since the truck debuted as Goldberg, the Willman-style chassis and Fox coil-overs with Knight Stalker shocks have led to several bouncy and wild rides.

Since the administrative reforms in Bavaria in the 1970s, the town also encompasses the following Ortsteile:

Since the 1970s, self-help books, psychology, and some modern expressions of Christianity have viewed this disparity in terms of grace being an innate quality within all people who must be inspired or strong enough to find it: something to achieve.

Since its introduction at games by the " Roar from 34 ", led by Wild Bill Hagy and others, in the late 1970s, it has been a tradition at Orioles games for fans to yell out the " Oh " in the line " Oh, say does that Star-Spangled Banner yet wave " in " The Star-Spangled Banner ".

Since the 1970s Bambara has mostly been written in the Latin script, using some additional phonetic characters.

Since the 1960s / 1970s, Blissymbols have become popular as a method to teach disabled or handicapped people to communicate.

Since the stagflation of the 1970s, the U. S. economy has been characterized by slower GDP growth.

Since the 1970s the microprocessor class of CPUs has almost completely overtaken all other CPU implementations.

Since the 1970s Capoeira masters began to emigrate and teach it in other countries.

Since then, Japanese research in computer music has largely been carried out for commercial purposes in popular music, though some of the more serious Japanese musicians used large computer systems such as the Fairlight in the 1970s.

Since the 1970s, the use of diesel engines in larger on-road and off-road vehicles in the USA increased.

Since the 1970s, sand-based pitches were favoured as they dramatically speed up the pace of the game.

Since the 1970s, when Elizabeth A. R. Brown published The Tyranny of a Construct ( 1974 ), many have re-examined the evidence and concluded that feudalism is an unworkable term and should be removed entirely from scholarly and educational discussion, or at least used only with severe qualification and warning.

Since originally taking interest in climate studies in the 1970s, Dyson has suggested that carbon dioxide levels in the atmosphere could be controlled by planting fast-growing trees.

Since the 1970s his music has enjoyed a modest revival which looks set to continue as it is rediscovered and re-evaluated.

Since the 1970s there has been a revolution in scholarship: the Elohist source is now widely regarded as no more than a variation on the Yahwist, while the Priestly source is increasingly seen not as a document but as a body of revisions and expansions to the Yahwist ( or " non-Priestly ") material.

Since the late 1970s, towns in the north began industrial production through maquiladoras, especially in San Pedro Sula and Puerto Cortés.

Since the 1970s, the tradition has been revived.

Since the 1960s and 1970s a large body of scholarship has provided evidence and analysis of the extent to which heterosexuality and homosexuality are socially organized and historically changing.

Since its post-WW2 economic boom in the 1970s, Finland's GDP per capita has been among the world's highest.

Since a productive period in the 1970s, the mining industry has been hampered by the Iran – Iraq War ( 1980 – 88 ), the sanctions of the 1990s, and the economic collapse of 2003.

Since the 1970s Penderecki's style has changed to encompass a post-Romantic idiom.

Since the early 1970s, the road infrastructure has been substantially developed.

Since Hite performed her study during the popularity of feminism in the 1970s, she also acknowledged that women may have chosen the political identity of a lesbian.

Since the early 1970s he has refused to write for conventional symphony orchestras and has instead opted to write for his own idiosyncratic instrumental combinations, which often retain some traditional orchestral instruments alongside electric guitars, electric basses, and congas.