Increased PM2.5 due to open waste burning (IMAGE) Hokkaido University Caption Visible smoke from open waste burning in Qaanaaq on August 8, 2022, and days of continuously increased PM2.5 from that day onwards. (Teppei J. Yasunari, et al. Atmospheric Science Letters. March 26, 2024) Credit Teppei J. Yasunari, et al. Atmospheric Science Letters. March 26, 2024 Usage Restrictions This video is copyrighted but may be used to report on this press release as long as the copyright holder is credited. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.