Water-Energy Nexus,
Год журнала:
2023,
Номер
6, С. 6 - 12
Опубликована: Июнь 12, 2023
The
pursuit
of
green
and
sustainable
transition
at
the
local
level
holds
great
significance
for
achieving
high-quality
development,
particularly
in
developing
countries
regions.
An
in-depth
understanding
intricate
relationship
between
carbon
sources
sinks
can
assist
identifying
key
influencing
factors
low
development.
Therefore,
this
study
takes
Chongming
District
Shanghai
China
as
an
example
proposes
a
novel
methodology
to
assess
from
nexus
perspective.
Our
results
reveal
that:
1)
From
2000
2020,
overall
sink
has
increased
gradually,
but
its
growth
rate
lags
behind
emissions
level.
Both
intensity
extent
high-carbon
emission
areas
have
significantly
increased.
And
trend
balance
change
is
consistent
with
original
planning
goals.
2)
In
order
achieve
dynamic
temporal
spatial
scales,
integrated
source-sink
plan
associated
measures
must
be
taken.
Additionally,
promote
green,
low-carbon,
transition,
it's
crucial
maintain
equilibrium
natural
ecological
interface
socio-economic
interface.
3)
This
aims
enhance
our
regional
peaking
neutrality
perspective
serve
decision-support
tool
other
regions
seeking
net-zero
within
constraints
energy-resource
endowments.
Agriculture,
Год журнала:
2024,
Номер
14(3), С. 480 - 480
Опубликована: Март 16, 2024
As
the
main
organic
materials,
straw
and
manure
play
a
critical
role
in
soil
carbon
(SOC)
sequestration
crop
yield
China.
This
meta-analysis
evaluated
impact
of
amendments,
both
individually
combined,
on
yield,
SOC,
nutrients
China
by
collecting
173
studies.
The
findings
this
study
revealed
that
return
application
increased
yields
14.4%
70.4%,
respectively,
overall.
Combined
gained
better
improvement
effect
than
alone
but
was
less
effective
alone.
Regarding
results,
rice
3000–6000
kg
ha−1
returning
quantity
improved
available
phosphorus
(AP),
potassium
(AK),
total
nitrogen
(TN)
most;
regarding
form,
incorporated
into
biochar
SOC
more,
respectively;
<5
years
≥5
treatment
TN
respectively.
application,
pig
chicken
50–80%
substitution
ratio
10–20
duration
were
best
for
improving
AP,
AK,
TN.
highlights
importance
optimal
amendment
through
or
applications
to
achieve
win–win
between
fertility
under
requirement
sustainable
agriculture.
Environmental Science & Technology,
Год журнала:
2024,
Номер
58(13), С. 5772 - 5783
Опубликована: Март 19, 2024
Under
the
"Double
Carbon"
target,
development
of
low-carbon
agriculture
requires
a
holistic
comprehension
spatially
and
temporally
explicit
greenhouse
gas
(GHG)
emissions
associated
with
agricultural
products.
However,
lack
systematic
evaluation
at
fine
scale
presents
considerable
challenges
in
guiding
localized
strategies
for
mitigating
GHG
from
crop
production.
Here,
we
analyzed
county-level
carbon
footprint
(CF)
China's
rice
production
2007
to
2018
by
coupling
life
cycle
assessment
DNDC
model.
Results
revealed
significant
annual
increase
74.3
kg
CO
