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Life cycle assessment of plant cell cultures

Publiceringsår

2022

Upphovspersoner

Kobayashi, Yumi; Kärkkäinen, Elviira ; Häkkinen , Suvi ; Nohynek , Liisa ; Ritala , Anneli ; Rischer , Heiko; Tuomisto, Hanna

Abstrakt

A novel food such as plant cell culture (PCC) is an important complementary asset for traditional agriculture to tackle global food insecurity. To evaluate environmental impacts of PCC, a life cycle assessment was applied to tobacco bright yellow-2 and cloudberry PCCs. Global warming potential (GWP), freshwater eutrophication potential (FEUP), marine eutrophication potential, terrestrial acidification potential (TAP), stratospheric ozone depletion, water consumption and land use were assessed. The results showed particularly high contributions (82–93%) of electricity consumption to GWP, FEUP and TAP. Sensitivity analysis indicated that using wind energy instead of the average Finnish electricity mix reduced the environmental impacts by 34–81%. Enhancement in the energy efficiency of bioreactor mixing processes and reduction in cultivation time also effectively improved the environmental performance (4–47% reduction of impacts). In comparison with other novel foods, the environmental impacts of the PCC products studied were mostly comparable to those of microalgae products but higher than those of microbial protein products produced by autotrophic hydrogen-oxidizing bacteria. Assayed fresh PCC products were similar or close to GWP of conventionally grown food products and, with technological advancements, can be highly competitive.
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Organisationer och upphovspersoner

Helsingfors universitet

Tuomisto Hanna

Kobayashi Yumi

Teknologiska forskningscentralen VTT Ab

Rischer Heiko Orcid -palvelun logo

Nohynek Liisa Orcid -palvelun logo

Häkkinen Suvi T. Orcid -palvelun logo

Ritala Anneli

Kärkkäinen Elviira

Naturresursinstitutet

Tuomisto Hanna Orcid -palvelun logo

Publikationstyp

Publikationsform

Artikel

Moderpublikationens typ

Tidning

Artikelstyp

En originalartikel

Målgrupp

Vetenskaplig

Kollegialt utvärderad

Kollegialt utvärderad

UKM:s publikationstyp

A1 Originalartikel i en vetenskaplig tidskrift

Publikationskanalens uppgifter

Moderpublikationens namn

Science of the Total Environment

Volym

808

Artikelnummer

151990

Publikationsforum

66887

Publikationsforumsnivå

2

Öppen tillgång

Öppen tillgänglighet i förläggarens tjänst

Ja

Öppen tillgång till publikationskanalen

Delvis öppen publikationskanal

Licens för förläggarens version

CC BY

Parallellsparad

Ja

Parallellagringens licens

CC BY

Övriga uppgifter

Vetenskapsområden

Miljövetenskap; Växtbiologi, mikrobiologi, virologi; Industriell bioteknologi

Nyckelord

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Förlagets internationalitet

Internationell

Språk

engelska

Internationell sampublikation

Nej

Sampublikation med ett företag

Nej

DOI

10.1016/j.scitotenv.2021.151990

Publikationen ingår i undervisnings- och kulturministeriets datainsamling

Ja