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Created by the Public Governance Directorate

This website was created by the OECD Observatory of Public Sector Innovation (OPSI), part of the OECD Public Governance Directorate (GOV).

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The air-purifying billboard is a Macedonian innovative prototype that aim to clean the ambient air mainly polluted from traffic. There are currently 2 pilot billboards implementing this technology. The vacuum cleaning based solution, if set to all 820 billboards in Skopje can reduce air pollution by up to 20%, as the filter can purify 2.5 million cubic meters of air per month. The filters can absorb the PM10, PM 2.5 and other harmful particles. Around 200,000 bus passengers and 150,000 more…