Las discrepancias en el seno del consorcio español que construye el AVE Medina-La Meca ya se dejan notar sobre el terreno. Tramos enteros del AVE de los peregrinos están ya ocupados por la arena, como demuestran una serie de fotografías tomadas hace dos semanas a las que ha tenido acceso El Confidencial.
A pair of trucks convoying 10 meters apart on Interstate 80 just outside Reno, Nevada, might seem like an unusual sight—not to mention unsafe. But the two trucks doing this a couple of weeks ago were actually demonstrating a system that could make trucking safer and much more efficient.
Researchers at the Korea Advanced Institute of Science and Technology have developed the OLEV, an electric bus designed for mass transit that can be charged wirelessly, while stationary or moving.
Improving the energy efficiency of urban transport systems could save as much as $70 trillion (€54.6 trillion) in spending on vehicles, fuel and transport infrastructure by mid-century, according to a new report by the International Energy Agency (IEA).
‘A Tale of Renewed Cities’ says that annual global urban transport emissions are projected to double to nearly one billion annual tonnes of carbon dioxide by 2025, and that 90% of this growth will come from private cars.
