Quote:
Originally Posted by Zacharias
Back to VW: According to the report I heard tonight, this investigation began with academics in Europe, who became suspicious of the claims of manufacturers of how clean their diesels had become over the last decade... yet urban pollution levels are worse than ever.
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The ICCT seems to be an NGO engaged in air quality advocacy. Ironically, this began as an attempt to validate clean diesel as a viable alternative to traditional technologies. Here's one of the first reports they produced, from which it's pretty clear that this is an industry wide issue and may not stop with VW:
Real-world exhaust emissions from modern diesel cars | International Council on Clean Transportation