Heavy Duty Vehicles conforming to Euro IV and V standards frequently show poor real-world NOx emissions performance. Evidence indicates that new certification protocols in Euro VI resolve this problem, and Euro VI-compliant HDV NOx emissions meet expectations.
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/comparison-real-world-cycle-nox-emissions-control-euro-iv-v-and-vi
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/international-council-clean-transportation
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heavy-duty-vehicle
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/euro-iv
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/euro-v
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/euro-vi
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oxides-nitrogen-nox
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/certified-emission-reduction
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/european-union-eu