All beneficiariesorganizationCzech Ministry of TransportIdeas that could help Czech Ministry of TransportPlume-Based Emission Enforcement SystemA roadside monitoring system that uses plume-chasing sensors and regression models to identify high-emitting heavy-duty vehicles in real-time. The system flags vehicles exceeding emission standards to provide authorities with probable cause for targeted inspections.Why it helps: Given the high share of suspicious emitters (up to 41%) found in Czechia, this automated system would be highly effective for rapid fleet cleanup.