Visualizing preferential flow paths using dye tracer and species diversity theory methods to explore their correlation to soil properties with random forest algorithm
Yinghu Zhang,
No information about this author
Zhiying Tang,
No information about this author
Jinchi Zhang
No information about this author
et al.
Journal of Hydrology,
Journal Year:
2024,
Volume and Issue:
638, P. 131570 - 131570
Published: June 24, 2024
Language: Английский
Divergent effects of food waste derived hydrochar on hydraulic properties and infiltration in a sandy soil
Hao Xu,
No information about this author
Yide Shan,
No information about this author
Ning Ling
No information about this author
et al.
Journal of Hydrology,
Journal Year:
2023,
Volume and Issue:
626, P. 130267 - 130267
Published: Sept. 26, 2023
Hydrothermal
carbonization
of
food
waste
(FW)
and
application
the
solid
product
(hydrochar,
HC)
in
agriculture,
is
expected
to
be
an
effective
way
promote
circulation
food-energy-water
nexus.
However,
little
known
on
effects
applying
FW-derived
HC
as
a
soil
amendment
properties
functions.
The
current
study
investigated
hydraulic
infiltration
process.
Two
types
were
mixed
into
top
0-20
cm
layer
at
rate
1%
2%
(w/w)
column
experiment
with
grass
growth.
In-situ
was
conducted
within
using
disc
infiltrometer
different
negative
pressure
(−20
cm,
−6
−2
water
head).
Unsaturated
conductivity
(K0)
sorptivity
(S0)
each
head
estimated
by
fitting
experimental
cumulative
data
4-terms
model.
Saturated
(Ks)
retention
curve
(SWRC)
measured
undisturbed
cores
taken
from
column.
Soil
pore
size
distribution
constants
SWRCs.
results
indicate
that
significantly
(p
<
0.05)
affected
structure
increasing
meso
(0.03−0.0002
mm)
macro
(>
0.03
pores,
which
can
attributed
promoted
aggregation.
increased
characteristics
changed
holding
capacity
plant
available
content.
Besides,
HCs
found
hydrophobic
render
wettable
sandy
repellent.
K0
S0
decreased
reduced
when
wetted
initial
dry
condition.
Negative
effect
growth
aboveground
biomass
after
application.
Our
indicates
agriculture
could
effectively
improve
fertility
recycling
nutrient
elements
improving
structure.
attention
should
paid
hydrophobicity
phototoxicity
avoid
related
detrimental
influences
environment.
Language: Английский
Behaviour and Peculiarities of Oil Hydrocarbon Removal from Rain Garden Structures
Water,
Journal Year:
2024,
Volume and Issue:
16(13), P. 1802 - 1802
Published: June 26, 2024
The
expansion
of
impervious
areas
in
the
context
climate
change
leads
to
an
increase
stormwater
runoff.
Runoff
from
roads,
petrol
stations,
and
service
stations
is
most
common
form
unintentional
release
petroleum
hydrocarbons
(PHs).
Rain
gardens
are
important
practice
for
removing
PHs
runoff,
but
little
data
exist
on
removal
efficiency
behaviour
these
substances
within
system.
main
objective
study
investigate
effectiveness
rain
pollutants
such
as
diesel
fuel
(DF)
used
engine
oil
(UEO)
a
laboratory
setting,
well
behaviours
Eight
experimental
columns
(7.164
dm3)
were
packed
with
soil
(bulk
density
1.48
kg/dm3),
river
sand
(1.6
gravel.
Plants
Physocarpus
opulifolia
Diabolo
species
planted
topsoil
their
resistance
PHs.
For
6
months,
watered
model
followed
by
simulated
events.
concentrations
leachate
media
determined
reverse-phase
high-performance
liquid
chromatography
(RP-HPLC).
results
HPLC
indicated
absence
UEO
DF
components
leachates
all
columns,
which
suggested
100%
stormwater.
showed
that
95%
modelled
retained
surface
layer
medium
due
sorption
process,
led
hydraulic
conductivity
over
time.
Recommendations
proposed
life
designed
filter
Language: Английский
Petroleum induces soil water repellency and impedes the infiltration and evaporation processes in sandy soil
Gaoliang Li,
No information about this author
Lijing Wang,
No information about this author
Qing Zhen
No information about this author
et al.
Journal of Hydrology,
Journal Year:
2024,
Volume and Issue:
unknown, P. 131990 - 131990
Published: Sept. 1, 2024
Language: Английский
Effects of Oil Contamination on Range of Soil Types in Middle Taiga of Western Siberia
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(24), P. 11204 - 11204
Published: Dec. 20, 2024
This
study
examines
the
effects
of
oil
contamination
on
three
soil
types—podzolic,
sod-gley,
and
alluvial—in
Western
Siberia’s
middle
taiga,
assessing
key
physical
chemical
properties
influence
surfactant
Modified
Syntherol
(MS)
degradation.
In
controlled
laboratory
experiments,
was
introduced
at
50,
100,
150
g/kg
concentrations.
Results
indicate
a
substantial
increase
in
pH,
most
notably
podzolic
soils,
alongside
significant
decline
cation
exchange
capacity
(CEC).
For
example,
CEC
soils
dropped
five-fold
higher
levels,
reflecting
reduced
ability
to
retain
essential
nutrients.
The
water
retention
decreased
all
types,
with
pronounced
observed
alluvial
soils’
capillary
moisture
levels.
MS
application
did
not
accelerate
degradation;
even
after
35
days,
natural
decomposition
rates
untreated
remained
low
(0.02–0.4%),
underscoring
persistence
contaminants.
Notably,
showed
highest
susceptibility
due
their
acidic
low-organic
nature,
contrast
sod-gley
which
demonstrated
moderate
resilience.
These
findings
highlight
need
for
soil-specific
remediation
approaches,
as
general
methods
may
be
ineffective
differing
vulnerabilities
recovery
capacities.
research
provides
insights
developing
effective,
tailored
strategies
address
environmental
challenges
pollution,
advancing
sustainable
management
practices
sensitive
taiga
ecosystems.
Language: Английский