https://en.aeris-data.fr/metadata/?dc9dcce0-932...

Өгөгдлийн бүрдэлийн товчлолоос

Data in Figure 1 are from publicly available databases including county-level ammonia (NH3) emissions from the US EPA National Emissions Inventory...

Эх сурвалж нь: Need for Improved Monitoring of Spatial and Temporal Trends of Reduced Nitrogen