The Swedish climate activist has responded to two controversies as she travels home to Sweden for the holidays.
"The governments of the world should treat this attack as a wake-up call," Microsoft's Brad Smith said.
As America's road system reached every corner of the continent, passenger trains went out of style. But it didn't happen in Germany, then or now.
Germany's railway operator plans to deploy mini drones to catch vandals who deface its trains with graffiti, with the aerial