The US environment agency's transparency has helped authorities uncover corrupt practises like the emissions manipulation by Volkswagen. The agency's head spoke to DW about how things worked in his organization.
Emissions from new cars sold in Europe fell 3% last year, Travel and transport
New Discovery Broadens VW Emissions-Cheating Crisis - WSJ
Volkswagen's i.D. at the Paris Motor Show – DW – 09/29/2016
Volkswagen's US sales go up in October, despite diesel emissions scandal - The Verge
European diesel car sales hit by VW scandal
EU takes legal action against Germany, UK over VW scandal
Volkswagen tries to get a grip after emissions scandal
Despite Volkswagen Scandal, Europe's Diesel Habit Could Be Hard to Kick - The New York Times
VW scandal spotlights lax EU auto standards – POLITICO
3 ways Volkswagen has changed, 3 ways it hasn't since scandal
New Discovery Broadens VW Emissions-Cheating Crisis - WSJ
Volkswagen: The scandal explained - BBC News
Volkswagen emission scandal widens: 11 million cars affected
Volkswagen halts sale of European diesels linked to emissions scandal - CNET