Over the next decade, 24 European cities with a total population of 62 million people will ban diesel vehicles, and 13 of those cities will ban all internal combustion cars by 2030.
The Trump administration's plan to weaken federal rules on vehicle emissions could lead to the Supreme Court re-examining a major climate case that defined carbon dioxide as an air pollutant.
A small environmental organization has taken on Germany’s powerful auto industry in court and has begun winning limited bans on heavily polluting diesel vehicles. Some analysts say this may be the beginning of the end for diesel automobiles in Germany and the European Union.
