# Environmental pollution

A car emits fumes from its exhaust as it waits in traffic in central London, England on October 23, 2017. Photo: Daniel Leal-Olivas / AFP
A car emits fumes from its exhaust as it […]

Nearly 50% of transport pollution deaths linked to diesel: study

Some 385,000 people worldwide died prematurely in 2015 from air pollution caused by vehicle exhaust emissions, a US study has found, singling out diesel engines as the main culprit.
07 March 2018, Switzerland, Geneva: A filler plug for a diesel tank is on display right next to a AdBlue filler plug (L) on an Audi SUV SQ7 TDI car model during the 2nd Press Day at the 2018 Geneva Motor Show. Photo: Uli Deck/dpa/archive
07 March 2018, Switzerland, Geneva: A fi […]

Exhaust gas purification for diesel vehicles

Industry wants to curb nitrogen oxide emissions from diesel engines using modern catalytic converter technology. One possibility is the admixture of AdBlue, which contains urea. But how exactly does it work?
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