Building new roads does not solve traffic congestion, analysis finds

http://cdn.downtoearth.org.in/library/large/2017-07-11/0.70143700_1499765921_traffic.jpg Researchers have found that traffic speed remains slow even during non-peak hours (Credit: Vikas Choudhary/CSE) An analysis of traffic on major arterial roads—build with the purpose of removing congestion—has found traffic speeds across Delhi-NCR have worsened. The study was carried out by non-profit Centre for Science and Environment (CSE) using real-time Google Maps data [...]

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Traffic pollution reaches the Himalayas

India’s notorious traffic pollution is no longer an urban malaise, its impact is now being felt 4,000 metres above sea level, in the Himalayas. Geologists have found high levels of sulphur from diesel emissions along the Manali-Leh highway that snakes through the northwestern Himalayas. Soil samples from four sites along the 480 km highway were [...]

U.S. Sues Fiat Chrysler over Software Allowing Ram Trucks to Skirt Emissions Rules

in the United States, the Justice Department has sued Fiat Chrysler, accusing it of using illegal software to bypass emissions regulations. The EPA accused Fiat Chrysler of installing the software on more than 100,000 Ram pickup trucks, allowing the car to bypass emissions control systems and spew significantly higher levels of pollution. Another car company, [...]

Birds sing shorter songs in response to traffic noise

Birds sing differently in response to traffic noise, which potentially affects their ability to attract mates and defend their territory, according to research published in Bioacoustics. The study found that a species of North American flycatcher sings shorter songs at a lower range of frequencies in response to traffic noise levels. The researchers suggest traffic [...]

Solar panel researchers investigate powering trains by bypassing grid

Imperial College London has partnered with the climate change charity 10:10 to investigate the use of track-side solar panels to power trains, the two organisations announced yesterday. The renewable traction power project will see university researchers look at connecting solar panels directly to the lines that provide power to trains, a move that would bypass [...]