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GRID-Geneva's director comments in a UNEP article about airborne particulate with a diameter less than 2.5 micrometres (PM2.5) levels across the planet

Date: Oct. 8 2020

Last month, wildfires continued to rage across the American West, causing unprecedented environmental concerns. Anyone with an internet connection can now follow in detail PM2.5 levels in the West Coast fire zone, and across the planet, via UNEP’s World Environment Situation Room (WESR). This online portal offers a near-real-time monitor of global air quality.