Since 1977, New Zealand has celebrated Arbor Day on June 5, which is also World Environment Day, prior to then Arbor Day, in New Zealand, was celebrated on August 4 – which is rather late in the year for tree planting in New Zealand hence the date change.

Since the late 1930s alloy steels have been used for frame and fork tubes in higher quality machines.

Since the late 1980s, evidence has become available that instillation of BCG into the bladder is an effective form of immunotherapy in this disease.

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 late nineteenth century, the South used a colloquial term, the one-drop rule, to classify as black a person of any known African ancestry.

Since the late nineteenth century, only two brief periods of violence have marred its democratic development.

Since there is no evidence that late Maastrichtian nonavian dinosaurs could burrow, swim or dive, they were unable to shelter themselves from the worst parts of any environmental stress that occurred at the K – T boundary.

Since the late 1990s, Orange has also been working in conjunction with singer / songwriter Craig Deanto, and they have released an album titled Who Hears the Cries.

Since 2000Actually the most important are: Cable Onda ( 40 % share ), Cable and Wireless ( started on late 2009 ) and CTV.

Since these geographic considerations imply that, not including the hill within, the walls would be willfully making the city prone to attack from it, some scholars, including the late 19th century surveyors of the Palestine Exploration Fund, consider it unlikely that a wall would ever have been built that would cut the hill off from the city in the valley ; archaeological evidence for the existence of an earlier city wall in such a location has never been found.

Since the late 1990s, custom dog tags have become fashionable amongst musicians ( particularly rappers ), and as a marketing giveaway item.

Since the late 1980s, prominent individuals and organizations have recognized the seminal importance of Engelbart's contributions.

Since the late 1990s, Dublin has experienced a significant level of net immigration, with the greatest numbers coming from the European Union, especially the United Kingdom, Poland and Lithuania.

Since the late 19th century, differential geometry has grown into a field concerned more generally with the geometric structures on differentiable manifolds.

Since then McLean has stated that the lyrics are also somewhat autobiographical and present an abstract story of his life from the mid-1950s until the time he wrote the song in the late 1960s.

Since the late 1980s, the field has been revived in the wake of progress made in the related fields of psycholinguistics, neurolinguistics, evolutionary anthropology, evolutionary psychology, and cognitive science.

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

Since its acquisition of Verant in late 1999, SOE develops, runs, and distributes EverQuest.

Since the late 1990s, almost all release prints have used polyester film stock.

Since the late 1990s, bzip2, a file compression utility based on a block-sorting algorithm, has gained some popularity as a gzip replacement.

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

Since the late 1980s, Indonesia has made significant changes to its regulatory framework to encourage economic growth.

* interface to personal computers: Since the late 1990s, most pumps can interface with personal computers for managing and documenting pump programming and / or to upload data from the pump.

Since the late 1990s, the Jamaican government has set an agenda to push the development of technology in Jamaica.

Since its opening, Lajes Field has been used for refuelling American cargo planes bound for Europe, Africa, and the Middle East.

Since the end of the war, Jordan has largely restored its relations with Western countries through its participation in the Middle East peace process and enforcement of UN sanctions against Iraq.

Since the early Middle Ages, the trade in furs was of great economic importance for northern and eastern European nations with large native populations of fur-bearing mustelids, and was a major economic impetus behind Russian expansion into Siberia and French and English expansion in North America.

Since some countries in the Middle East use PAL and others use SECAM, the region has adopted a shortcut, and uses the PAL mixer-down converter approach for both PAL and SECAM.

Since the alteration became known it has given rise to debates among scholars as to whether Tacitus deliberately used the term Chrestians, or if a scribe made an error during the Middle Ages.

Since the Middle Frankish Kingdom combined lengthy and vulnerable land borders with poor internal communications as it was severed by the Alps, it was not a viable entity and soon fragmented.

Since the Middle Age, the kings of Denmark and Denmark – Norway carried the titles King of the Wends and Goths.

Since 1984 the Stinger has been issued to many U. S. Navy warships for point defense, particularly in Middle Eastern waters, with a three-man team that can perform other duties when not conducting Stinger training or maintenance.

American Orientalism: The United States and the Middle East Since 1945.

Since the Middle Ages people have cultivated rye widely in Central and Eastern Europe.

Since 1978, a systematic excavation has led Loud in the setting of a regional research program on the evolution of the churches during the Middle Ages.

Since January 2009, however, he has provided narration for The Legend of Dick and Dom, a CBBC fantasy series set in the Middle Ages.

Since the Middle Ages, transit across the Alps played an important role in history.

Since the Middle Ages the waste lands of Peel and Kempen have been cultivated.

Since the Middle Ages, each head of a noble family had been entitled to a vote in any of Finland's provincial diets whenever held, as in the realm's Herrainpäivät, later Aatelissääty of the Riksdag of the Estates.

Since the Middle Ages to the 18th century, the population of Vitoria-Gasteiz and the layout of its streets remained almost unchanged.

* " Ancient History ": U. S. Conduct in the Middle East Since World War II and the Folly of Intervention.

Since the late 20th century, archeologists have dated eleven sites in northern Louisiana where thousands of years ago, indigenous cultures built complexes with multiple, monumental earthwork mounds during the Middle Archaic period, long before the development of sedentary, agricultural societies.

Since that time, this road has been known by many names including The Road to the Wilderness, The Old County Road, The Middle Post Road, and most recently, Village Street.

Since then the school has grown into one of the world's most notable centres for the exclusive study of Asia, Africa and the Middle East.

Since 1989, the Stillwater Middle School and Taisei Junior High School in Kameoka have participated in a sister school relationship, which features an active teacher-student exchange program.

Since the Middle Ages, the semi-Salic principle was prevalent for the inheritance of feudal land in the Holy Roman Empire: inheritance was allowed through females when the male line expired.

Since then, with increased international coverage, the FT has become a global newspaper, printed in 22 locations with five international editions to serve the UK, continental Europe, the U. S., Asia and the Middle East.

Since this was the lowest roll of the die, it traditionally meant ' bad luck ' in Middle English, but as the ace is often the highest playing card, its meaning has since changed to mean ' high-quality, excellence '.