To fertilize or acidify? Nitrogen plays both sides in soils

The human industrial and agricultural sectors contribute to air pollution by releasing nitrogen oxides (sometimes denoted NOx) into the atmosphere. And just like ocean acidification occurs when carbon dioxide dissolves into the ocean, soil acidification can occur when nitrogen oxides dissolve into soils. But we also know that nitrogen is a major component of fertilizers, which add nutrients to soils.  So how do these two...

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