Climate,
Год журнала:
2024,
Номер
12(11), С. 185 - 185
Опубликована: Ноя. 11, 2024
The
impact
of
climate
change
on
nature-based
tourism
is
gaining
significance.
This
study
evaluated
the
impacts
and
stakeholders’
perspectives
subject
in
Maasai
Mara
National
Reserve
World
Heritage
Site.
Surveys
interviews
were
used
to
collect
data.
main
climate-related
threats
heavy
rain,
floods,
extreme
droughts.
These
events
adversely
impacted
infrastructure,
such
as
roads,
bridges,
accommodation
facilities,
outdoor
activities,
game
viewing,
cultural
tours,
birdwatching,
hot
air
ballooning.
They
also
exacerbated
human–wildlife
conflicts.
key
challenges
identified
dealing
with
poor
planning,
non-prioritizing
a
threat,
lack
expertise,
inadequate
research,
internal
early
warning
systems.
recommendations
included
prioritization
development
systems,
building
resilience
toward
disasters.
contributes
practice
by
making
for
management
other
stakeholders.
It
extends
discussions
wildlife
destinations
Africa.
Journal of Soft Computing and Decision Analytics,
Год журнала:
2024,
Номер
2(1), С. 71 - 85
Опубликована: Янв. 5, 2024
Decision-makers,
researchers,
practitioners,
and
stakeholders
often
struggle
with
selecting
prioritizing
strategies
to
manage
climate
change
risks.
While
recent
research
extensively
explores
this
issue,
the
emphasis
has
largely
been
on
regions
other
than
Africa.
This
is
significant,
considering
Africa’s
anticipated
exposure
various
severe
impacts
of
change.
study
applied
a
two-stage
model
that
integrates
Step-Wise
Weight
Assessment
Ratio
Analysis
(SWARA)
Weighted
Aggregated
Sum
Product
(WASPAS)
methods
within
unique
framework
under
influence
spherical
fuzzy
(SF)
conditions.
In
initial
stage,
SF-SWARA
determines
relative
importance
criteria,
while
subsequent
stage
involves
SF-WASPAS
method
rank
strategies.
most
critical
challenges
are
limited
access
finance
inadequacies
in
data,
scenarios,
impact
models,
solution
be
considered
promotion
well-coordinated
capacity-building
programme.
Furthermore,
comprehensive
sensitivity
analysis
was
conducted
validate
applicability
proposed
model.
not
only
identifies
explains
associated
risks
management
African
context
but
also
significantly
contributes
body
knowledge
by
outlining
required
address
these
challenges.
Regional Sustainability,
Год журнала:
2023,
Номер
4(2), С. 185 - 193
Опубликована: Май 25, 2023
This
study
assesses
the
literature
evidence
on
climate
change
risk,
resilience,
and
adaptation
measures
used
among
rural
farmers
in
East
Africa.
A
systematic
review
was
conducted
comprising
30
papers
from
Web
of
Science
database
published
during
2000–2022.
The
results
showed
that
risks
have
direct
impacts
agricultural
practices,
limit
farmers’
exacerbate
their
food
insecurity.
most
prominent
are
increasingly
shorter
wet
seasons
heat
stress,
which
lead
to
droughts
production
losses.
Responding
risks,
Africa
adopt
various
strategies
such
as
mixed-
inter-cropping,
conservation
tillage,
early
planting,
crop
diversification,
etc.
Also,
this
summarizes
determinants
strategy
selection
by
Africa,
including
age,
gender,
household
size,
economic
status
assets,
landownership
livestock,
education
training,
Overall,
choice
is
strongly
determined
gender
heads,
a
determinant
differ
greatly
between
different
case
studies.
Although
female-headed
households
(FHHs)
tend
perceive
changes
temperature
more
readily
than
male-headed
(MHHs),
latter
generally
likely
strategies.
Despite
resilience
now,
improved
weather
forecasting
warning
systems
needed
better
direction
towards
future.
International Journal of Digital Earth,
Год журнала:
2025,
Номер
18(1)
Опубликована: Янв. 6, 2025
This
study
provides
unprecedented
insights
into
water
scarcity
dynamics
across
Africa's
diverse
climatic
zones,
utilizing
the
Standardized
Precipitation-Evapotranspiration
Index
(SPEI)
multiple
timescales
from
1960
to
2018.
Employing
Modified
Mann-Kendall
test,
Sen's
Slope
estimator,
and
copula
functions,
we
analyzed
drought
characteristics
eight
African
subregions
using
CRU
TS4.05
dataset.
Key
findings
reveal
significant
spatial
heterogeneity
in
trends,
with
increasing
dryness
particularly
evident
Mediterranean
Sahara
regions.
A
pronounced
shift
towards
drier
conditions
emerged
post-1990,
mean
duration
expanding
1.5
months
(SPEI-3)
over
6
(SPEI-24).
Drought
intensity
increased
by
0.2
unit
annually,
while
frequency
decreased
20%.
The
region
demonstrated
highest
trend
timescales.
Return
period
analyses
showed
most
sub-regions
experiencing
short-term
droughts
low
severity,
extreme
events
remained
less
frequent.
These
underscore
complex
nature
of
patterns,
emphasizing
critical
need
for
region-specific,
adaptive
climate
strategies
address
unique
ecological
challenges.
The Science of The Total Environment,
Год журнала:
2023,
Номер
905, С. 166950 - 166950
Опубликована: Сен. 9, 2023
Biochar
is
a
soil
amendment
that
can
change
soil's
physical
and
hydraulic
properties.
However,
biochar
application
far
from
being
'one
size
fits-all'
approach.
The
impact
of
the
management
practices
dependent
on
type
(feedstock
production
conditions),
depth
method,
climate
site
characteristics.
Hence,
this
study
aims
to
enrich
available
inconclusive
information
how
could
affect
clay
loamy
assess
potential
induced
water
stress
mitigation
rain-fed
durum
wheat
under
specific
condition
semi-arid
environment
North
West
Tunisia.
A
field
experiment
was
investigated
in
which
three
rates
0
(B0),
10
(equivalent
0.5%
weight)
(B1)
20
t/ha
1%
weight),
(B2),
were
tested.
Other
laboratory
analysis
allowed
evaluation
retention
curve
(SWRC),
saturated
conductivity
(Ks),
dry
density
(ρb)
biostress
biomarkers
such
as
glutathione-S-transferase
(GST),
catalase
activities
(CAT)
malondialdehyde
content
(MDA)
well
yield
attributes.
Results
showed
treatment
B2
significantly
decreased
ρb
Ks
with
relative
values
about
-3.1%
-19%.
Consequently,
SWRC
better
capacity,
mostly
saturation
matric
value
(h)
33
kPa.
Total
(TAWC),
plant
(PAWC)
readily
(RAWC)
contents,
increased
changes
+6%,
+44%
respectively.
Moreover,
GST
CAT
also
boosted
B2.
biological
grain
yields
use
efficiency
(GWUE)
increased.
GWUE
0.81
±
0.04
B0
1.09
0.01
kg/m3
correlation
significant
positive
correlation,
between
parameters
(θs,
θfc
θmre)
suggesting
indirect
effect
water-use
for
wheat.
Therefore,
among
tested
be
suggested
improve
availability
reduce
harmful
drought
International Journal of Disaster Risk Reduction,
Год журнала:
2024,
Номер
108, С. 104535 - 104535
Опубликована: Май 7, 2024
Globally,
urban
disaster
risk
is
being
affected
by
changing
patterns
of
natural
hazards
due
to
climate
change
and
rapid
urbanization.
While
we
have
a
relatively
good
understanding
the
hazard
exposure
in
cities,
know
little
about
their
vulnerability.
In
this
study,
investigate
drivers
dynamics
vulnerability
for
six
different
conducting
systematic
literature
review
on
peer-reviewed
scientific
literature.
Out
an
initial
set
3168
studies,
included
462
studies
in-depth
analysis.
We
present
VulneraCity,
database,
which
record
classify
them
based
topic
acquisition
method.
Overall,
list
1460
unique
37.3%
are
empirically
acquired
source
studies.
Other
either
modeled
(7.9%),
theorized
(22.9%),
adopted
(27.0%),
or
with
unknown
method
(5.0%).
Furthermore,
relationships
between
impact
often
assumed
be
linear,
but
identify
types
directional
-
one-directional,
bidirectional,
transferable,
asynergies,
conditional,
compound
describe
complexities
these
show
that
linearity
assumption
regularly
violated.
These
results
shed
light
necessary
should
taken
into
account
assessments.
VulneraCity
can
facilitate
discussions
local-scale
analyses,
could
also
provide
input
larger-scale
comparative
cities.
recommend
further
research
multi-hazard
(instead
multiple
hazards')
as
next
steps
towards
more
comprehensive
