Ключевые слова: biker, city, commute, congestion, coronavirus, covid 19, dust, emission, engine, environment, exhaust, face mask, health, helmet, man, mobility solutions, motorbike, motorcycle, pandemic, pollution, precaution, protection, protective gear, ride, rider, riding, road, safety, solution, speed, street, sustainable, traffic, transform, transportation, travel, urban, urban flow, vehicle, virus,