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2018 EPI: Ecosystem Vitality Objective - Air pollution

The 2018 EPI air pollution issue category includes the following indicators: Sulfur dioxide (SO2) emissions and nitrogen oxides (NOx) emissions. All indicators and composite indices in the EPI are normalized as a 0–100 proximity-to-target score, with 100 representing "at target" and 0 being furthest from the target.

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Uploaded on June 5, 2019