China’s agricultural non-point source pollution control: Policy logic, spatiotemporal characteristics and trend prediction
Abstract
Agricultural
non-point
source
pollution
(ANPSP)
control
is
essential
for
advancing
sustainable,
low-carbon
agricultural
development
and
accelerating
the
establishment
of
a
robust
economy.
However,
existing
research
has
paid
limited
attention
to
policy
rationale
underlying
ANPSP
mitigation
efforts,
with
insufficient
exploration
spatiotemporal
characteristics
various
pollutants
across
provinces
nationwide
their
projected
future
trends.
This
paper
comprehensively
analyzed
aforesaid
aspects
through
theoretical
deductions,
quantitative
assessments,
predictive
trend
modeling.
The
findings
revealed
that
formulation
logic
behind
China’s
followed
framework
“legislating
first,
adjusting
next,
implementing
subsequently.”
Across
different
stages,
implementation
manifested
distinct
operational
modes
determining
factors,
while
deviations
arose
from
inducements
within
political
incentives,
promotion-based
fiscal
incentives.
From
1978
2022,
loads
chemical
oxygen
demand,
total
nitrogen,
phosphorus
in
China
production
sector
increased
overall,
though
emission
intensity
gradually
decreased;
livestock
fertilizer
application
persisted
as
primary
sources
ANPSP.
status
regions
demonstrated
considerable
stability,
significant
spatial
spillover
effects
wherein
adjacent
units
influenced
state
units,
direction
degree
these
vary.
Projections
indicate
evolutionary
trends
pollutants.
Consequently,
direct
recommendations
include
establishing
comprehensive
framework,
regionally
differentiated
strategies,
enhancing
dynamic
monitoring
ANPSP,
coordinated
measures
regions.
Research Square (Research Square), Год журнала: 2024, Номер unknown
Опубликована: Дек. 23, 2024
Язык: Английский
