Sustainability,
Journal Year:
2025,
Volume and Issue:
17(3), P. 1191 - 1191
Published: Feb. 1, 2025
Phosphorus
(P)
is
a
crucial
factor
influencing
both
plant
growth
and
the
enrichment
of
aquatic
environment.
Agriculture
primary
sector
economy
where
demand
for
phosphorus
highest.
Due
to
depletion
P,
more
attention
being
paid
possibility
recovering
reusing
P
through
idea
circular
(CE).
The
main
objective
this
study
was
compare
raw
eggshells
(R-ESs)
calcined
(C-ESs)
removal
from
wastewater
assess
possible
use
agro-waste
materials
according
CE
requirements
in
non-flow
conditions.
A
synthetic
indicator,
zeroed
unitarization
method,
calculated
evaluate
critical
aspects
CE.
sorption
R-ESs
C-ESs
equaled
0.90
1.66
mgP-PO4/g
an
initial
concentration
17.3
mgP-PO4/L.
were
characterized
by
almost
two
times
higher
reduction
rate
than
R-ESs.
indicator
0.89
0.72
C-ESs,
respectively.
This
means
that
are
sustainable
C-ESs.
Although
potentially
have
significant
environmental
impact,
it
worth
considering
method
elimination
beneficial
ecological
perspective.
