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Integrated microalgal process for biogas upgrading, digestate bioremediation and astaxanthin production
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DOI:10.1016/j.jclepro.2026.149184.png)
Abstract
En 中文
• Coelastrella sp. removed CO2 from biogas and nutrients from digestate. • Highest biomass productivity was achieved at 600 ppmv H2S and 10% digestate. • High light stress induced astaxanthin at 600 ppmv H2S and undiluted digestate.
Keywords:
Astaxanthin
Biogas upgrading
Circular bioeconomy
Coelastrella
Digestate
Nutrient removal
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