Multi-year study finds ‘hotspots’ of ammonia over world’s major agricultural areas

Source: Science Daily

Fertilizers, animal waste, changes to atmospheric chemistry and warming soils are all tied to increased ammonia over US, Europe, China and India, say researchers as they reveal the first global, long-term satellite study of airborne ammonia.

https://www.sciencedaily.com/releases/2017/03/170316112129.htm