Forests,
Journal Year:
2024,
Volume and Issue:
15(2), P. 294 - 294
Published: Feb. 3, 2024
Understanding
developments
in
the
trunk
sap
flow
of
prevalent
tree
species
within
hilly
areas
Haihe
River
basin
is
imperative
for
ecosystem
conservation.
Nevertheless,
changes
local
trees
and
their
response
to
environmental
factors
remain
elusive.
This
study
focuses
on
seven
dominant
area
analyzed
relationship
between
rate
at
different
time
scales
(hourly
daily).
Our
findings
suggested:
(1)
Regardless
scale,
total
solar
irradiance
played
a
primary
role
influencing
rate.
Conversely,
as
scale
grew,
associations
most
soil
enhanced,
while
those
with
meteorological
declined.
Notably,
temperature
exerted
more
profound
influence
than
moisture
conductivity.
(2)
At
hourly
each
had
lag
effect
1–2
h
vapour
pressure
deficit,
relative
humidity
temperature,
1
or
no
wind
speed.
(3)
The
model
showed
that,
except
Pinus
tabuliformis
Carr.,
other
fit
well
various
(R2
≥
0.59).
As
increased
from
daily
gradually
weakened.
Concurrently,
considering
time-lag
effect,
accuracy
has
been
improved,
fitting
Koelreuteria
paniculata
Laxm.
Carr.
significantly
improved.
Ecology and Evolution,
Journal Year:
2025,
Volume and Issue:
15(3)
Published: March 1, 2025
Highly
accurate
evapotranspiration
(ET)
estimation
and
understanding
the
impacts
of
climatic
land
use
change
on
ET
are
essential
for
water
resources
management
in
Haihe
River
Basin
(HRB).
This
study
estimated
spatial
temporal
changes
its
drivers
over
period
2000-2020,
using
Priestley-Taylor
Jet
Propulsion
Laboratory
(PT-JPL)
model.
Validation
performed
with
observations
11
eddy
covariance
sites
showed
that
PT-JPL
model
can
simulate
high
accuracy
(R
2
=
0.64,
RMSE
1.32
mm/day,
NSE
0.57).
During
21-year
period,
mean
annual
HRB
was
583
mm/year
an
insignificant
increasing
trend
(0.45
mm/year).
Canopy
transpiration
(ETc,
2.96
mm/year)
interception
evaporation
(ETi,
0.74
significantly
increased
whereas
soil
(ETs,
-3.25
decreased.
The
net
radiation
(Rn),
relative
humidity
(Rh),
wind
speed
(Ws)
decreasing
trends.
In
contrast,
air
temperature
(Tm),
vapor
pressure
deficit
(VPD),
precipitation
leaf
area
index
(LAI)
demonstrated
vegetation
is
greening.
We
explored
relationship
between
components
to
climate
parameters.
results
most
important
parameter
variations.
Vegetation
had
large
ETc.
greening
dominates
Net
role
ETs.
Temperature
were
key
impact
parameters
ETi.
increase
ETi
mainly
located
region
forests,
which
due
forest
protection
afforestation
projects
HRB.
highlights
importance
isolating
contributions
components,
useful
other
regions
world.
Journal of Hydrology Regional Studies,
Journal Year:
2024,
Volume and Issue:
53, P. 101830 - 101830
Published: May 20, 2024
Loess
Plateau,
China
The
potential
soil
erosion
has
commonly
been
estimated
using
the
revised
universal
loss
equation
(RUSLE)
under
bare
land
conditions.
In
few
studies,
biogeochemical
models
have
employed
to
simulate
natural
vegetation
dynamics
and
assess
effects
of
regional
restoration
on
control.
this
study,
a
Biome-BGC
(BBGC)
model
was
developed
dynamics.
rate
control
indices
both
current
use/cover
(A,
ERI)
conditions
(A',
ERI')
were
RUSLE
an
index-based
ecosystem
service
approach,
respectively.
services
ultimately
evaluated.
BBGC
performed
well
in
simulating
average
annual
retention
increased
by
84%
after
since
1999.
accounted
for
62%
Plateau.
Erosion
high
degree
(ERI-ERI'
>0.4)
southeast.
Our
results
demonstrated
that
effectively
improved
could
provide
guidance
quantifying
ecohydrological
protecting
conservation
function
watershed
ecosystems.
International Journal of Applied Earth Observation and Geoinformation,
Journal Year:
2024,
Volume and Issue:
127, P. 103669 - 103669
Published: Jan. 25, 2024
Satellite
remote
sensing,
as
an
important
tool
for
Earth
observation,
has
been
widely
used
to
monitor
various
vegetation
destruction
events
(VDEs),
such
logging,
wildfires
and
insect
infestations.
However,
due
the
spectral
diversity
of
VDE
complexity
background
environments
(BE),
achieving
accurate
detection
remains
a
challenge.
To
overcome
this
limitation,
study
developed
novel
index,
called
three-band
difference
index
(TBDVI),
which
fully
considered
characteristics
both
BEs
multiple
VDEs,
in
complex
scenarios.
Three
experiments
were
chosen
prove
performance
TBDVI,
including
(1)
possible
changes;
(2)
(3)
real
events.
The
results
showed
that
TBDVI
was
suitable
change
scenarios
conditions,
with
F1
scores
0.906–0.979.
Moreover,
accurately
identified
extent
caused
by
infestation,
landslides,
wildfires,
floods,
0.922–0.965.
Compared
existing
indices
(VIs)
(i.e.,
normalized
(NDVI),
moisture
(NDMI)
burn
ratio
(NBR)),
obvious
advantages
reducing
impact
environment.
In
addition,
exhibits
cross-sensor
applicability
potential
large-scale
high-frequency
monitoring.
conclusion,
is
effective
robust
metric
conservation
management
resources.
Sustainable Development,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 8, 2024
Abstract
In
the
context
of
climate
change
and
sustainable
development,
there
has
been
numerous
researches
studying
influence
land
use
policies
on
carbon
sequestration.
However,
most
them
focus
specific
experimental
area
to
explore
impact
fixation,
or
their
impacts
a
certain
aspect,
lacking
comprehensive
explanation
both
internal
mechanism
external
effects.
Therefore,
this
article
presents
review
results
show
that
scientific
have
capacity
increasing
net
sinks
soil
organic
realize
environmental
sustainability.
addition,
these
low‐carbon
can
not
only
bring
out
mitigation
influence,
but
also
effects
cities
food
security,
ecological
protection,
economic
disparities
promote
development.
if
fail
adapt
local
natural
socio‐economic
conditions,
overlook
potential
negative
they
could
pose,
cannot
facilitate
achievement
development
even
impede
progress.
Hydrological Processes,
Journal Year:
2025,
Volume and Issue:
39(3)
Published: March 1, 2025
ABSTRACT
Hydrological
processes
of
mountainous
watersheds
commonly
impact
water
resource
supply
in
downstream
areas.
To
better
understand
how
re‐vegetation
affects
the
different
hydrological
pathways
watersheds,
we
investigated
their
change
at
various
temporal
scales
for
Xiaoluan
River
watershed,
a
typical
meso‐scale
watershed
featuring
plateau–mountain
transition
topography
northern
China.
For
non‐growing
season
from
2006
to
2020,
groundwater
discharge
and
wetting
terms
Horton
Index
significantly
increased,
recession
process
coefficient
(
k
)
was
considerably
prolonged.
We
suggest
that
snowmelt
were
responsible
this
change,
but
they
affected
differently.
That
is,
might
improve
storage
capacity
shallow
soil
layers
thereby
enhancing
recharge
discharge.
Meanwhile,
may
provide
available
recharging
discharging
watershed.
Because
reforestation
progresses
global
climate
continues,
more
complex
are
be
expected.
Therefore,
continuous
monitoring
detailed
investigations
subsurface
will
necessary
adaptive
management.
