Ammonia Emissions (IMAGE) CNRS Caption These are images of one point source of ammonia emissions in China attributed to the construction of an industrial complex. Bottom: Landsat satellite photographs (2008-2016) showing the facility's construction. Top: IASI ammonia measurements over the same period. Credit © Martin Van Damme et Lieven Clarisse / ULB (IASI); © Google / NASA (Landsat) Usage Restrictions None 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.