Cultivation of the heterotrophic microalga Galdieria sulphuraria on food waste: A Life Cycle Assessment

•G. sulphuraria cultivation on food waste hydrolysate not necessarily beneficial.•Conventional glucose-based substrates revealed environmental benefits.•Process adaption required to stir towards low environmental impact.•Energy demand contributes most to environmental impact. The aim of this study w...

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Bibliographic Details
Published in:Bioresource technology 2021-11, Vol.340, p.125637, Article 125637
Main Authors: Thielemann, Anne Karolin, Smetana, Sergiy, Pleissner, Daniel
Format: Article
Language:English
Subjects:
Bioeconomy
biomass
carbon footprint
energy
environmental impact
Food waste
freeze drying
glucose
humans
hydrolysates
hydrolysis
LCA
life cycle assessment
microalgae
Nutrient recovery
protein content
Proteins
sustainable development
waste utilization
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