In 2020, the emissions of sulfur oxide emitted by Vale's nickel segment amounted to * tons. Vale's sulfur oxide emissions amounted to * metric tons in total in 2020.
Vale invested nearly ** million U.S. dollars on operational improvements and adopting new technologies in 2020 to try to decrease emissions.
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Vale. (April 16, 2021). Sulfur oxide emissions of Vale S.A. from 2017 to 2020, by segment (in 1,000 tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 19, 2026, from /statistics/827680/vale-sulfur-oxide-emissions-by-segment/
Vale. "Sulfur oxide emissions of Vale S.A. from 2017 to 2020, by segment (in 1,000 tons)." Chart. April 16, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 19, 2026. /statistics/827680/vale-sulfur-oxide-emissions-by-segment/
Vale. (2021). Sulfur oxide emissions of Vale S.A. from 2017 to 2020, by segment (in 1,000 tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 19, 2026. /statistics/827680/vale-sulfur-oxide-emissions-by-segment/
Vale. "Sulfur Oxide Emissions of Vale S.A. from 2017 to 2020, by Segment (in 1,000 Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 16 Apr 2021, /statistics/827680/vale-sulfur-oxide-emissions-by-segment/
Vale, Sulfur oxide emissions of Vale S.A. from 2017 to 2020, by segment (in 1,000 tons) ÌÇÐÄÆƽâ°æ, /statistics/827680/vale-sulfur-oxide-emissions-by-segment/ (last visited July 19, 2026)
Sulfur oxide emissions of Vale S.A. from 2017 to 2020, by segment (in 1,000 tons) [Graph], Vale, April 16, 2021. [Online]. Available: /statistics/827680/vale-sulfur-oxide-emissions-by-segment/
