Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Фев. 1, 2024
Abstract
Brazil
is
crucial
to
tackling
climate
change
and
halting
biodiversity
loss.
Yet
given
its
intention
rely
on
biofuels
for
clean
energy,
there
a
growing
risk
that
uncoordinated
policy
leads
these
goals
compete
with
each
other.
Here
we
explore
their
interplay
through
long-term
energy
scenarios
based
spatially
explicit
system
model.
We
find
in
baseline
scenario
where
doubles
biofuel
use
by
2050,
substantial
dedicated
land
needed,
converting
mostly
degraded
pastures.
More
importantly,
appropriate
planning,
renewable
combined
can
meet
demand
highly
electrified
systems
emissions
decline
40%-91%
without
conflicting
conservation-relevant
lands
noticeable
effect
costs.
Finally,
be
reforested
thereby
contribute
up
15.43
Gton
of
carbon
stored,
showing
mitigation
ecosystem
recovery
synergistic.
Journal of Transport Geography,
Год журнала:
2024,
Номер
115, С. 103797 - 103797
Опубликована: Янв. 22, 2024
This
study
is
a
response
to
the
current
long-term
policy
effort
aimed
at
reducing
greenhouse
gas
emissions
from
aviation.
It
explores
short-term
feasibility
of
servicing
medium
and
long-haul
commercial
air
routes
with
fully
electric,
zero-emission
aircraft.
The
focus
on
flights
reflects
our
understanding
high
levels
associated
these
routes.
analysis
applies
technical
details
electric
aircraft
development
conditions
faced
by
183
over-water
inter-city
also
investigates
effect
future
developments
in
battery
power.
Three
scenarios
illustrate
how
new
aviation
might
evolve
over
time.
Results
show
that,
as
expected,
technology,
most
are
more
complex,
slower,
expensive
than
today's
services.
However,
significant
number
simulated
appear
be
competitive
terms
fares
non-stop
Furthermore,
simulations
reflect
that
existed
early
expected
evolution
batteries
could
increase
potentially
served
concludes
immediate
lie
selected,
low
geophysical
complexity
suggests
methodology
developed
here
used
evaluate
proposals
for
services,
some
which
directed
smaller
remote
locations.
Journal of Sustainable Tourism,
Год журнала:
2024,
Номер
unknown, С. 1 - 18
Опубликована: Июль 12, 2024
Climate
change
in
tourism
discussions
rarely
address
justice
concerns.
This
work
critically
examines
the
intricate
relationship
between
climate
change,
justice,
and
tourism,
emphasising
urgent
need
for
a
holistic
approach
to
interconnected
challenges
of
tourism-related
sustainable
development.
The
paper
builds
on
framework
encompassing
recognition,
procedural,
distributive,
restorative
systematically
connect
dimensions
change-tourism
nexus.
A
shift
towards
performative
includes
all
notions
underscores
significance
examining
various
when
embedding
into
policymaking.
Enhancing
visibility
should
foster
collaboration
among
researchers,
policymakers,
advocates
justice.
Ultimately,
this
article
development
just
policies
practices,
an
inclusive
socio-economic
transition
at
local,
global,
intergenerational
levels.
Proceedings of the National Academy of Sciences,
Год журнала:
2025,
Номер
122(8)
Опубликована: Фев. 20, 2025
Emotions
coordinate
our
behavior
and
physiological
states
during
survival-salient
events
pleasurable
interactions.
Even
though
we
are
often
consciously
aware
of
current
emotional
state,
such
as
anger
or
happiness,
the
mechanisms
giving
...Emotions
felt
in
body,
somatosensory
feedback
has
been
proposed
to
trigger
conscious
experiences.
Here
reveal
maps
bodily
sensations
associated
with
different
emotions
using
a
unique
topographical
self-report
method.
In
...
Verimlilik dergisi,
Год журнала:
2025,
Номер
59(2), С. 369 - 382
Опубликована: Апрель 16, 2025
Purpose:
This
study
conducts
a
comprehensive
analysis
of
environmental
efficiency
in
the
aviation
industry,
focusing
on
19
global
airline
companies
employing
diverse
business
models.
Methodology:
Utilizing
Data
Envelopment
Analysis
for
2017
to
2022,
research
quantifies
levels
based
input
and
output
variables,
including
Fuel
Consumption,
Revenue
Passenger
Kilometers,
Greenhouse
Gas
Emissions,
Total
Income.
Findings:
Noteworthy
findings
reveal
that
Alaska
Airlines
(VRS=1),
Lufthansa
Spirit
Delta
Air
Lines
(VRS=1)
consistently
operated
at
frontier,
showcasing
proportional
relationship
between
values.
Originality:
The
dynamic
nature
coupled
with
economic
implications
initiatives,
necessitates
nuanced
understanding
airlines'
sustainability
efforts.
Policymakers
are
urged
consider
measures
such
as
effective
introduction
Sustainable
Aviation
Fuels
large-scale
strategies
reduce
aviation-related
greenhouse
gas
emissions.
Cell Reports Sustainability,
Год журнала:
2024,
Номер
1(7), С. 100133 - 100133
Опубликована: Июль 1, 2024
The
rapid
growth
of
global
aviation
emissions
has
significantly
impacted
the
environment,
leading
to
an
urgent
need
use
carbon
reduction
methods.
This
paper
analyzes
aviation's
dioxide
(CO2),
N2O,
and
CH4
emission
changes
under
different
hydrogen
energy
application
paths.
warming
potential
over
a
100-year
period
(GWP100)
method
is
used
convert
N2O
into
CO2-equivalent.
Here,
we
report
results:
if
industry
begins
using
turbine
engines
by
2040,
it
could
reduce
cumulative
CO2-equivalent
2.217E+10
tons
2080,
which
2.12%
higher
than
starting
fuel
cell
in
2045.
However,
adopting
10
years
earlier
shows
greater
capabilities
engines,
achieving
accumulated
3.006E+10
emissions.
Therefore,
timing
adoption
notably
affects
more
engines.
Delaying
makes
engines'
performance
lag
