منابع مشابه
The road to sustainable transportation
— Since most modes of transportation rely on liquid energy carriers like gasoline or diesel, the approaching end of the fossil fuel era poses a special challenge. One should bear in mind that nothing matches the energy density of liquid fuels. It is, therefore, important to consider the efficiency of various modes of transportation and explore alternative options for energy carriers. This inclu...
متن کاملTransportation policy and road investments
This paper analyses which factors can explain the planned funding for 83 different stretches of roads in the Norwegian national road network during the ten-year period from 2010 to 2019. Previous studies have focused on the extent to which Norwegian politicians use the results of cost-benefit analyses when they prioritise various road projects. In contrast, we analyse how road characteristics, ...
متن کاملAtmospheric emissions from road transportation in India
India has become one of the biggest emitters of atmospheric pollutants from the road transportation sector globally. Here we present an up-to-date inventory of the exhaust emissions of ten species. This inventory has been calculated bottom-up from the vehicle mileage, differentiating by seven vehicle categories, four age/technology layers and three fuel types each, for the seven biggest cities ...
متن کاملSafety Measures for Sustainable Road Transportation
This study examined interactions of environmental and safety measures for road transportation. The results showed that a vast majority of the examined measures support both policy objectives and thereby contribute effectively to sustainable transportation. However, there were also measures with conflicting effects, although the number of those measures was limited. In addition, there were a num...
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ژورنال
عنوان ژورنال: The Annals of Iowa
سال: 1939
ISSN: 0003-4827,2473-9006
DOI: 10.17077/0003-4827.6049