Vienna, the capital city of Austria is also known worldwide as The City of Music and this musical metropolis is fine tuning the way that it constructs underground. In order to expand its metro system it has turned to the use of hydraulic props to hold back the pressure from the earth during construction of…
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Kathmandu is set in a bowl valley in the foothills of the Himalayas. It has more heritage sites than any other city in the world and is the economic powerhouse for the developing nation of Nepal. It has a bustling society and an irreplaceable culture, but what it does not have is a public transport…
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Upgrades to transport infrastructure create temporary but crippling disruptions to the service. Expanding transport capacity on metro lines is an essential element of urban development. However, carrying out major upgrades to existing lines has meant temporarily denying its service to the existing passengers. Until now. In the charming city of Toulouse in southern France, a…
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A tremendous change occurred with the industrial revolution: whereas it had taken all of human history until around 1800 for world population to reach one billion, the second billion was achieved in only 130 years in 1930, the third billion in 30 years in 1960, the fourth billion in 15 years in 1974, and the fifth…
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