Ключевые слова: active, activity, automobile, berlin, bicycle, bicycle lane, bike, bikeway, biking, car, change, citylife, climate change, climate neutral, climateneutral, co2, concept, cycle, cycleway, cycling, cyclist, drive, eco, ecofriendly, economic, emission, energy change, energy revolution, energy transition, environment, germany, global warming, healthy, leisure, lifestyle, recreation, road, sports, street, sunny, sustainable, thrifty, touring, traffic, transport, transportation, trip, vehicle,