Scientists raise concerns as the US stops sharing air quality data from embassies worldwide

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.

​ 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. Read More Breaking News, Latest News and Videos | CNN