The Seminar and Workshop on Expanding Monitoring Systems Using Low-cost Sensors aim to (1) strengthen the EANET’s monitoring network, especially in expanding spatial coverage of the motoring of PM2.5 and ozone with high time resolution; and (2) to assist the EANET Participating Countries in developing their air quality monitoring network. The Seminar and the Workshop will be held online, respectively on 21 July 2022 from 13:00-15:15 Bangkok time (UTC+7), and on 22 July 2022, from 13:00-15:30 Bangkok time (UTC+7). Register for the event.