UBER pushes it's way into Germany – and without following the official restrictions for public transportation, like everyone else has to, they're welcomed with open doors. What follows is more than just legal arguments. No one really knows how many vehicles are out on german streets – not to mention which ones.
NABU wants to draw attention to this maladministration and drives forward a politically inspired, CO2-neutral campaign against the service provider to get attention from the ministry of transport:

All cases