Extended Data Table 1 Description of NH3 mitigation ambition under different SSP–RCP pathways

From: Halving global ammonia emissions with cost-effective measures

  1. Note: ‘+++‘, strong increase compared to the base year 2020, ‘++‘, moderate increase, ‘+‘, slight increase, ‘---‘, strong decrease, ‘–‘, moderate decrease, ‘-‘, slight decrease, * no changes. The scenario assumptions are qualitatively aligned with each SSP storyline. Detailed scenario descriptions can be found in Supplementary Text S2, quantitative assumptions on adoption rates and sectoral measures used for scenario modeling are provided in Supplementary Table S6-7.
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