The source notes that there is not an exact way to know how much tailings are being produced yearly worldwide.
This estimate assumes no adjustment to cut-off grade and no changes in overall production levels.
The global tailings production from alumina mining has been on a continual growth since 2010. In 2018, alumina tailings amounted to *** million metric tons. This represented an increase of nearly nine percent when compared to two years prior.
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ICMM. (September 22, 2022). Annual tailings production from alumina mining worldwide from 2010 to 2018 (in million metric tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/1353100/global-annual-tailings-production-from-alumina-mining/
ICMM. "Annual tailings production from alumina mining worldwide from 2010 to 2018 (in million metric tons)." Chart. September 22, 2022. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/1353100/global-annual-tailings-production-from-alumina-mining/
ICMM. (2022). Annual tailings production from alumina mining worldwide from 2010 to 2018 (in million metric tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/1353100/global-annual-tailings-production-from-alumina-mining/
ICMM. "Annual Tailings Production from Alumina Mining Worldwide from 2010 to 2018 (in Million Metric Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 22 Sep 2022, /statistics/1353100/global-annual-tailings-production-from-alumina-mining/
ICMM, Annual tailings production from alumina mining worldwide from 2010 to 2018 (in million metric tons) ÌÇÐÄÆƽâ°æ, /statistics/1353100/global-annual-tailings-production-from-alumina-mining/ (last visited July 27, 2026)
Annual tailings production from alumina mining worldwide from 2010 to 2018 (in million metric tons) [Graph], ICMM, September 22, 2022. [Online]. Available: /statistics/1353100/global-annual-tailings-production-from-alumina-mining/
