Sustainability,
Journal Year:
2024,
Volume and Issue:
16(23), P. 10779 - 10779
Published: Dec. 9, 2024
The
riparian
ecosystem
is
highly
susceptible
to
pollution,
particularly
heavy
metals
(HMs),
due
its
unique
spatial
position
and
landscape
characteristics.
Therefore,
assessing
the
risks
of
HM
pollution
identifying
potential
sources
are
crucial
for
formulating
effective
prevention
control
measures.
This
study
investigates
characteristics
HMs
(Ni,
Cr,
Zn,
Cd,
Cu,
Pb)
in
Weihe
River
zone,
identifies
their
sources,
assesses
associated
ecological
human
health
risks.
results
indicate
that
Ni,
Cd
primary
pollutants
soil,
with
average
concentration
being
5.64
times
higher
than
background
value,
indicating
a
high
risk.
Spatially,
concentrations
middle
upper
reaches
lower
reaches.
Vertically,
as
distance
from
increases,
content
exhibits
“U”-shaped
pattern
(increase-decrease-increase).
Absolute
principal
components
multiple
regression
(APCS-MLR)
receptor
model
identified
four
sources:
traffic
sources;
agricultural
industrial
natural
sources.
Additionally,
Monte
Carlo
simulation-based
risk
assessment
indicates
non-carcinogenic
indices
all
within
acceptable
ranges.
For
carcinogenic
indices,
there
1.14%
probability
children.
However,
vast
majority
fall
or
no-risk
categories.
Agronomy,
Journal Year:
2025,
Volume and Issue:
15(4), P. 956 - 956
Published: April 14, 2025
China
is
one
of
the
countries
most
seriously
affected
by
soil
salinization,
while
impact
salt-controlled
irrigation
on
relationship
between
dissolved
organic
matter
(DOM)
and
microbial
in
farmland
salinization
remains
largely
unexplored.
We
conducted
a
comprehensive
survey
DOM
Ordos’s
salinized
before
after
irrigation.
Our
findings
reveal
reduction
18.4
mg/L
surface
(0–10
cm)
DOC
following
irrigation,
whereas
subsurface
(20–40
increased
20.7
mg/L.
Moreover,
led
to
an
increase
aromaticity
humification
soil,
with
salt
content
rising
from
2.7
3.7
mg/g.
Additionally,
total
solids
(TDS)
drained
water
were
2463
higher
than
(1416.3
mg/L).
This
suggests
that
salts
either
leached
into
deeper
layers
or
lost
via
runoff.
Furthermore,
SEM
analysis
Mantel
test
revealed
composition
significantly
influenced
contents,
especially
levels
Marmoricola
MND1,
which
are
associated
decomposing
may
contribute
leaching
deep
Agriculture,
Journal Year:
2024,
Volume and Issue:
14(5), P. 656 - 656
Published: April 24, 2024
Increased
heat
stress
is
a
common
feature
of
global
climate
change
and
can
cause
adverse
impacts
on
crops
from
germination
through
maturation
harvest.
This
review
focuses
the
extreme
(>35
°C)
plants
their
physiology
how
they
affect
food
water
security.
The
emphasis
what
be
done
to
minimize
negative
effects
stress,
which
includes
application
various
materials
approaches.
Nano-farming
highlighted
as
one
promising
approach.
Heat
often
combined
with
drought,
salinity,
other
stresses,
together
whole
agroecosystem,
including
soil,
plants,
water,
farm
animals,
leading
serious
implications
for
resources.
Indeed,
there
no
single
remedy
or
approach
that
overcome
such
grand
issues.
However,
nano-farming
part
an
adaptation
strategy.
More
studies
are
needed
verify
potential
benefits
nanomaterials
but
also
investigate
any
side-effects,
particularly
under
intensive
nanomaterials,
problems
this
might
create,
nanotoxicity.
