Bangladesh,
an
agriculturally
reliant
and
climate-vulnerable
country,
requires
real-time
quantification
of
climatic
variables,
such
as
temperature,
to
sustain
food
security.
However,
the
effects
spatial
temporal
temperature
variations
on
rice
productivity
across
seasons
remain
underexplored.
Our
study
addresses
this
gap
by
analyzing
data
from
35
meteorological
stations
(1970-2020)
using
parametric
nonparametric
methods.
The
Mann-Kendall
test
revealed
a
pronounced
increase
in
minimum
temperatures
compared
maximum
temperatures,
particularly
during
monsoon
season.
K-means
clustering
identified
four
seasonal
station
clusters,
revealing
that
rising
positively
influenced
Aus
yields
seven
regions,
while
above
35°C
negatively
affected
yields,
especially
northwest
Bangladesh.
Seasonal
heat
incidence
highlighted
experienced
greater
stress
Aman
Boro.
Wavelet
coherence
analysis
confirmed
recent
events
significantly
impacted
Boro
with
high-frequency
anomalies
affecting
Aman.
Regression
attributed
11–47%
Aus,
4–70%
Aman,
7–52%
yield
fluctuations.
Despite
localized
disruptions,
Bangladesh
has
sustained
self-sufficiency
through
adoption
stress-tolerant
varieties,
mechanization,
improved
practices.
To
ensure
climate-resilient
security,
targeted
regional
policy
planning
implementation
are
imperative.
Land Degradation and Development,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 27, 2025
ABSTRACT
Rapid
industrialization
and
globalization
have
led
to
significant
concerns
regarding
the
improper
utilization
of
land
resources.
This
is
particularly
troubling
for
agriculture
water
resources
from
a
sustainability
perspective.
The
growing
population
boosts
food,
agriculture,
demand.
Therefore,
scholars
policymakers
are
consistently
investigating
factors
affecting
production
attain
sustainable
development.
present
research
aims
investigate
nexus
between
green
energy
in
China.
In
doing
so,
we
employ
extended
data
China
1973
2022.
uses
several
diagnostic
measures
concludes
mixed
integration
order
variables
cointegration's
validity.
autoregressive
distributed
lag
(ARDL)
model
found
that
total
resources,
per
capita
income,
drivers
short‐
long
run.
However,
foreign
direct
investment
sole
barrier
country's
during
both
periods.
long‐run
results
further
checked
via
robustness
tests,
including
quantile
ARDL,
cointegration
regressions
(fully
modified
ordinary
least
square,
dynamic
canonical
regression),
structural
break
square.
Besides,
causal
inferences
also
variables.
study
recommends
development
projects
targeting
efficient
use
might
ensure
availability.
Research Square (Research Square),
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 2, 2025
Abstract
Hydrochemical
characteristics
in
karst
area
is
an
important
content
of
basic
research
on
water
environment.
However,
there
are
few
researches
the
response
its
hydrochemical
to
conservation
mechanism
protected
areas,
so
Huanghou
Underground
River
Basin,
a
typical
basin
upstream
Libo
Karst
World
Natural
Heritage
Site
China
was
chosen
as
study
and
82
samples
were
collected
analysed.
The
results
show
that:
(1)
waters
whole
weakly
alkaline,
spatial
variability
ions
significant,
with
obvious
fluctuations
stabilisation
downstream,
average
values
ion
concentrations
each
four
seasons
that
greater
than
those
downstream.
(2)
chemistry
type
HCO3-Ca
type,
composition
mainly
controlled
by
weathering
rocks;
Ca2+,
Mg2+
HCO3−
body
come
from
dissolution
carbonate
rock
weathering,
K+,
Na+,
Cl−,
SO42−
NO3−
input
industrial
activities
agricultural
surface
sources.
(3)
bodies
significantly
impacted
human
activities,
while
downstream
heritage
site's
quality
remains
largely
unaffected
major
anthropogenic
disturbances
but
faces
potential
threats
contamination.
management
sites
require
cross-administrative
collaboration
develop
environmental
framework
tailored
distinctive
attributes
areas.
This
provides
reference
for
resources
Sites.
