VOA News | Wednesday, March 5, 2025 
US stops sharing air quality data, raising scientists’ concerns

NEW DELHI — The U.S. government will stop sharing air quality data gathered from its embassies and consulates, worrying local scientists and experts who say the effort was vital to monitor global air quality and improve public health. In response to an inquiry from The Associated Press, the State Department said Wednesday that its air quality monitoring program would no longer transmit air pollution data from embassies and consulates to the Environmental Protection Agency’s AirNow app and other platforms, which allowed locals in various countries, along with scientists around the world, to see and analyze air quality. The change was “due to funding constraints that have caused the Department to turn off the underlying network” the department said in a statement. However, it added, embassies and consulates were directed to keep their monitors running and the sharing of data could resume if funded is restored. The funding cut, first reported by The New York Times, is one of many under President Donald Trump. The U.S. air quality monitors measured dangerous fine particulate matter, known as PM2.5, which can penetrate deep into the lungs and lead to respiratory diseases, heart conditions, and premature death. The World Health Organization estimates that air pollution kills around 7 million people each year. Reaction was immediate from scientists who said the data were reliable, allowed for air quality monitoring around the world and helped prompt governments to clean up the air…Read more