Table 8.1
(continued)
Catalytic microbial guild
Catalyzed environmental
process
Service/application
Guild’s model species
References
Heterotrophic
homoacetogenic bacteria
Fermentation of higher
organic acids and alcohols to
produce acetate and CO
2
Methane production
Streptococcaceae and
Enterobacteriaceae families,
Clostridium aceticum,
Acetobacterium woodii,
and
Bacteroidetes
spp.,
Clostridium
spp.,
Lactobacillus
spp.
Hatamoto et al. (2007),
Rittmann et al. (2008),
Khanal (2009a, b)
Anaerobic methanogenic
archaea
Acetotrophic conversion of
acetate to methane
Methane production
Methanosarcina
spp. and
Methanosaeta
spp.
Hatamoto et al. (2007),
Rittmann et al. (2008),
Khanal (2009a, b)
Hydrogenotrophic
conversion of carbon
dioxide to methane
Methane production
Methanosarcina
spp.
Hatamoto et al. (2007)
Rittmann et al. (2008),
Khanal (2009a, b)
Photo-autotrophs
(microalgae/cyanobacteria)
Nutrient assimilation
(soluble N & P assimilation
to organic molecules)
Eutrophication of water
bodies, nutrient removal
from wastewater
Chlamydomonas
reinhardtii, Chlorella
vulgaris, Spirulina platensis,
Microcystis aeruginosa,
Anabaena
spp., Oscillatoria
spp., Nostoc
spp.
de-Bashan and Bashan
(2004, 2010), Perez-Garcia
et al. (2010)
Autotrophic CO
2
fixation
(CO
2
fixation to biomass)
Global carbon cycle,
biomass formation, CO
2
sequestration
Chlamydomonas
reinhardtii, Chlorella
spp.,
Spirulina platensis,
Microcystis aeruginosa,
Scenedesmus obliquus,
Nannochloropsis
spp.
Das et al. (2011), Cheirsilp
and Torpee (2012), Girard
et al. (2014), Wu et al.
(2015)
Autotrophic and
heterotrophic lipid, starch
and pigments production
Biofuels and valuable
chemical production
Chlorella vulgaris,
Chlorella prototecoides
de-Bashan et al. (2002),
Perez-Garcia et al. (2011),
Choix et al. (2012a, b),
Perez-Garcia and Bashan
(2015)
166
J. Tomar