After failing to meet European Union standards for nitrogen dioxide in the air, the United Kingdom has been ruled against by the highest court. As a result, they will need to come up with a plan before the end of the year to cut NO2 emissions. That could mean a bad on diesel engines.
Nothing is set in stone, but speculation shows that there may be no other way to meet the standards and get below the EU limits. BBC tells us:
In a unanimous ruling, a panel of five judges, headed by the court’s president Lord Neuberger, ordered “that the Government must prepare and consult on new air quality plans for submission to the European Commission… no later than December 31 2015”.
This wouldn’t be the first country to start taking action against diesel engines. France went through a similar round of changes recently according to Treehugger: