Dieselgate: The Volkswagen Emissions Scandal Explained [Yahoo! Finance]
PORSCHE AUTOMBL UNSP/ADR (POAHY)
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Source: Yahoo! Finance
First revealed in 2015, the scandal not only cost Volkswagen billions in fines but also profoundly impacted the global automotive industry and regulatory landscape. Dieselgate refers to Volkswagen's intentional installation of "defeat devices" in diesel vehicles to cheat emissions tests. These devices, embedded in the engine control software, could detect when a car was undergoing official emissions testing and temporarily reduce nitrogen oxide (NOx) emissions to comply with legal limits. However, in real-world driving conditions, the cars emitted up to 40 times the legal limit of NOx, a pollutant linked to respiratory issues and environmental harm. The scandal began unraveling in 2014 when researchers at West Virginia University conducted tests on Volkswagen diesel models. Their findings revealed significant discrepancies between lab test results and real-world emissions. The U.S. Environmental Protection Agency (EPA) launched an investigation, which culminated in Volkswagen admi
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