Air quality and pollution can be improved by using alternative forms of transportation and regulating industries.
When the middle ages began, people in the West were using Roman numerals, and those in the East were using the vaguely similar Greek numerals. Arabic numerals were introduced through Spain in the eleventh Century and had sufficiently great advantage that many people had switched by the end of the thirteenth century.
The United States Census Bureau was the first government bureau to use punch cards for data collection. They began using punch cards in the late 19th century to process and tabulate census data. This technology greatly improved the speed and accuracy of data processing and became widely adopted by various government agencies and industries.
Great Britain began using the current calendar in 1752.
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The second and third century churches began using instruments.
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Europeans began using the seismograph in the 19th century, with the first seismograph being invented in 1880 by John Milne in England. The seismograph revolutionized the study of earthquakes by providing a way to measure and record seismic activity.
Royal houses and priests began the use by 1000BC. However,ordinary people start using from about 5th century AD
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11th century. This is when Chepstow Castle began construction and Chepstow is the first stone castle made.
There was no year '0 AD'. The first century ended after the year 100. The second century began with year 101 and ended after the year 200. Likewise the 20th century ended after the year 2000, not after 1999.Hope this answers your question.
All industries are using the waterfall model for software development.
Navigators began using the astrolabe for navigation in the early 15th century. It was a key tool for determining latitude by measuring the angle between the horizon and the stars.
The widespread use of electricity began in the late 19th century. The first electric power plant was built in the 1880s, and by the early 20th century, electricity was being used for lighting, transportation, and industrial applications.
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The Chinese were the first to use paper to clean themselves after urination or defecation. They began using toilet paper in the 6th century AD.