Agriculture,
Год журнала:
2024,
Номер
14(5), С. 730 - 730
Опубликована: Май 8, 2024
Nutrition
is
a
key
aspect
influencing
honey
bee
health
and
overwintering.
Since
seasonality
in
southern
temperate
climates
represents
significant
research
gap,
this
study
conducted
long-term
monitoring
of
bees
the
Mediterranean
(Sassari,
Italy).
Specifically,
individual
weight,
fat
body,
size
measurements
(head,
thorax,
abdomen,
total
body)
were
recorded
monthly
so
to
detect
changes
nutrient
storage
worker
during
an
annual
cycle.
Data
analysed
according
sampling
date,
climate
(temperature,
precipitation,
daylength),
flower
diversity
for
nurse
forager
separately.
The
nutritional
year-cycle
generally
followed
nectar
flow
showed
two
critical
timepoints:
summer
winter
dearth.
A
short
cessation
activities
late
fall/early
coupled
with
increase
indicated
presence
bees.
Precipitation
was
found
play
important
role
nutrition
area
through
its
impacts
on
colony
demography
plants
particular
illustrating
how
change
could
pose
threat
European
populations
future.
These
results
provide
valuable
insights
into
dynamics
Apis
mellifera
ligustica
that
support
management
decisions
improve
overwintering
success
prevent
unnecessary
losses.
Global Change Biology,
Год журнала:
2021,
Номер
27(18), С. 4223 - 4237
Опубликована: Июнь 12, 2021
Abstract
Bumblebees
are
ubiquitous,
cold‐adapted
eusocial
bees
found
worldwide
from
subarctic
to
tropical
regions
of
the
world.
They
key
pollinators
in
most
temperate
and
boreal
ecosystems,
both
wild
managed
populations
significant
contributors
agricultural
pollination
services.
Despite
their
broad
ecological
niche
at
genus
level,
bumblebee
species
threatened
by
climate
change,
particularly
rising
average
temperatures,
intensifying
seasonality
increasing
frequency
extreme
weather
events.
While
some
temperature
extremes
may
be
offset
individual
or
colony
level
through
regulation,
bumblebees
expected
exhibit
specific
plastic
responses,
selection
various
traits,
and/or
range
contractions
under
even
mildest
change.
In
this
review,
we
provide
an
in‐depth
up‐to‐date
review
on
ways
which
overcome
threats
associated
with
current
future
global
We
use
examples
relevant
fields
physiology,
morphology,
behaviour,
phenology,
dispersal
illustrate
discuss
contours
new
theoretical
framework.
Furthermore,
speculate
extent
adaptive
responses
change
influenced
bumblebees’
capacity
disperse
track
suitable
conditions.
Closing
knowledge
gap
improving
our
understanding
adaptability
avoidance
behaviour
different
climatic
circumstances
will
necessary
improve
response
models.
These
models
essential
make
correct
predictions
vulnerability
face
human‐induced
environmental
changes
unfold
appropriate
conservation
strategies.
Frontiers in Sustainable Cities,
Год журнала:
2023,
Номер
5
Опубликована: Окт. 30, 2023
Urban
ecosystems
play
a
crucial
role
in
providing
wide
range
of
services
to
their
inhabitants,
and
functioning
is
deeply
intertwined
with
the
effects
climate
change.
The
present
review
explores
dynamic
interplay
between
urban
ecosystem
change,
highlighting
reciprocal
relationships,
impacts,
adaptation
strategies
associated
these
phenomena.
environment,
its
built
infrastructure,
green
spaces,
diverse
human
activities,
offers
various
that
enhance
wellbeing
resilience
dwellers.
offer
regulatory
like
temperature
control,
air
quality
upkeep,
stormwater
management,
plus
provisioning
food
water.
They
also
provide
cultural
benefits,
promoting
recreation
community
unity.
However,
change
poses
significant
challenges
services.
Rising
temperatures,
altered
precipitation
patterns,
increased
frequency
extreme
weather
events
can
disrupt
ecosystems,
impacting
provision
Heatwaves
heat
island
compromise
health
energy
demands,
while
changes
rainfall
patterns
strain
management
systems
lead
flooding.
Moreover,
biodiversity
ecological
processes,
affecting
overall
sustainability
ecosystems.
To
address
challenges,
cities
are
adopting
recognize
interdependence
Green
infrastructure
interventions,
such
as
creation
parks,
roofs,
gardens,
aim
mitigate
impacts
by
enhancing
regulation
temperature,
improving
quality,
reducing
runoff.
Additionally,
planning
design
approaches
prioritize
compact
walkable
neighborhoods,
public
transportation
reliance
on
fossil
fuels.
Furthermore,
engaging
communities
measures
for
ensuring
equitable
distribution
building
social
resilience.
Therefore,
article
highlights
comprehensive
understanding
interrelationship
implications.
By
recognizing
integrating
contributions
develop
sustainable
resilient
adapt
habitability
environments
future
generations.
Global Change Biology,
Год журнала:
2024,
Номер
30(3)
Опубликована: Март 1, 2024
Abstract
The
Western
honey
bee
Apis
mellifera
is
a
managed
species
that
provides
diverse
hive
products
and
contributing
to
wild
plant
pollination,
as
well
being
critical
component
of
crop
pollination
systems
worldwide.
High
mortality
rates
have
been
reported
in
different
continents
attributed
factors,
including
pesticides,
pests,
diseases,
lack
floral
resources.
Furthermore,
climate
change
has
identified
potential
driver
negatively
impacting
pollinators,
but
it
still
unclear
how
could
affect
populations.
In
this
context,
we
carried
out
systematic
review
synthesize
the
effects
on
bees
beekeeping
activities.
A
total
90
articles
were
identified,
providing
insight
into
impacts
(negative,
neutral,
positive)
beekeeping.
Interest
change's
impact
increased
last
decade,
with
studies
mainly
focusing
individuals,
using
empirical
experimental
approaches,
performed
at
short‐spatial
(<10
km)
temporal
(<5
years)
scales.
Moreover,
environmental
analyses
based
short‐term
data
(weather)
concentrated
only
few
countries.
Environmental
variables
such
temperature,
precipitation,
wind
widely
studied
had
generalized
negative
biological
ecological
aspects
bees.
Food
reserves,
plant‐pollinator
networks,
mortality,
gene
expression,
metabolism
impacted.
Knowledge
gaps
included
apiary
beekeeper
level,
limited
number
predictive
perception
studies,
poor
representation
large‐spatial
mid‐term
scales,
analysis,
understanding
pests
diseases.
Finally,
global
are
an
emergent
issue.
This
due
their
necessity
implementing
adaptation
measures
sustain
activity
under
complex
scenarios.
Proceedings of the Royal Society B Biological Sciences,
Год журнала:
2024,
Номер
291(2025)
Опубликована: Июнь 1, 2024
Extreme
heat
poses
a
major
threat
to
plants
and
pollinators,
yet
the
indirect
consequences
of
stress
are
not
well
understood,
particularly
for
native
solitary
bees.
To
determine
how
brief
exposure
extreme
flowering
affects
bee
behaviour,
fecundity,
development
survival
we
conducted
no-choice
field
cage
experiment
in
which
Osmia
lignaria
were
provided
blueberry
(
Vaccinium
corymbosum
),
phacelia
Phacelia
tanacetifolia
)
white
clover
Trifolium
repens
that
had
been
previously
exposed
either
(37.5°C)
or
normal
temperatures
(25°C)
4
h
during
early
bloom.
Despite
similar
number
open
flowers
floral
visitation
frequency
between
two
treatments,
female
bees
with
heat-stressed
laid
approximately
70%
fewer
eggs
than
females
non-stressed
plants.
Their
progeny
received
quantities
pollen
provisions
larvae
consuming
from
significantly
lower
as
adults.
We
also
observed
trends
delayed
emergence
reduced
adult
longevity
when
consumed
pollen.
This
study
is
first
document
short,
field-realistic
bursts
host
can
indirectly
affect
pollinators
their
offspring,
important
implications
crop
pollination
populations.
Insects,
Год журнала:
2022,
Номер
13(11), С. 985 - 985
Опубликована: Окт. 26, 2022
Honey
bee
colonies
are
often
subjected
to
diseases,
nutrition
quality,
temperature
and
other
stresses
depending
on
environmental
climatic
conditions.
As
a
result
of
malnutrition,
the
level
Vg
protein
decreases,
leading
overwintering
losses.
The
values
must
be
high
for
successful
wintering,
especially
before
wintering.
If
good
is
not
reached,
long
winter
period
may
cause
an
increase
in
colony
Supplementary
feeding
essential
sustainability
when
floral
resources
insufficient,
as
recent
years
with
emerging
climate
changes.
Furthermore,
quality
food
sources
or
nutrients
significant
maintaining
honey
health
longevity.
This
study
examined
changes
HSP
70
proteins
6
groups
48
fed
five
different
nutrients.
fatty
acids
that
present
highest
amount
Cistus
creticus
(Pink
rock-rose),
Papaver
somniferum
(Opium
poppy)
mixed
pollen
samples
were
linoleic,
palmitic
cis-9-oleic
acids.
proline,
lysine
glutamic
acid
determined
C.
pollen.
Regarding
P.
pollen,
observed
lysine,
aspartic
leucine
noticed
effect
nurse
forager
was
higher
group
fall
period.
In
bees,
followed
by
>
sugar
syrup
commercial
cake
control
group,
respectively
(p
<
0.05).
order
cake,
control.
early
spring
period,
levels
bees
bees.
value
lowest
spring,
active
flora,
statistical
difference
found
between
treatment
groups.
Insects,
Год журнала:
2023,
Номер
14(5), С. 432 - 432
Опубликована: Апрель 30, 2023
A.
m.
jemenetica
is
the
indigenous
honeybee
of
Arabian
Peninsula.
It
highly
adapted
to
extreme
temperatures
exceeding
40
°C,
yet
important
molecular
aspects
its
adaptation
are
not
well
documented.
In
this
study
we
quantify
relative
expression
levels
small-
and
large-molecular-weight
heat-shock
proteins
(hsp10,
hsp28,
hsp70,
hsp83,
hsp90
hsc70
(mRNAs))
in
thermos-tolerant
thermosusceptible
carnica
forager
subspecies
under
desert
(Riyadh)
semi-arid
(Baha)
summer
conditions.
The
results
showed
significant
day-long
higher
hsp
mRNAs
compared
same
Baha,
were
very
modest
both
those
Riyadh
though
jemenetica.
also
revealed
a
interaction
between
subspecies,
which
indicated
milder
stress
conditions
Baha.
conclusion,
hsp10,
hsp70ab,
hsp83
key
elements
adaptive
nature
local
that
enhance
survival
fitness
high
temperatures.
Crop Science,
Год журнала:
2023,
Номер
63(4), С. 2274 - 2296
Опубликована: Май 5, 2023
Abstract
Plant
genetic
resources
(PGR)
underpin
the
security
of
global
agriculture.
Rapid
climate
change
presents
formidable
challenges
for
ex
situ
and
in
PGR
management
programs
that
operate
over
extended
timeframes.
The
U.S.
Department
Agriculture
National
Germplasm
System
(NPGS)
maintains
more
than
605,000
accessions
representing
16,300
plant
species
20
genebank
locations.
These
are
maintained
cold
storage
as
seeds
vegetative
tissues
must
be
periodically
regenerated;
or
actively
growing
plants
fields,
greenhouses,
screenhouses,
vitro;
some
cases
within
reserves.
complicated
relationships
between
crops
their
growth
environments
present
unique
regarding
maintenance
under
a
changing
climate.
Here
we
potential
effects
on
reproductive
success,
pollinators
beneficial
insects,
pathogens
pests,
infrastructure
considerations,
wild
populations
NPGS
We
provide
novel
tool
summarizes
past
US
temperature
precipitation
data
alongside
future
projections
to
guide
ongoing
planning
genebanks
throughout
United
States.
A
series
case
studies
exemplify
instances
where
has
already
impacted
management.
Ongoing
improvements
response
require
continued
observations
current
effects,
careful
innovative
planning,
creative
approaches
ensure
successfully
conserved
generations.
