Understanding the impact of chemical composition and environmental factors on phosphorus species distribution in rivers: a large-scale study in Taihu Lake Basin
Environmental Technology & Innovation,
Год журнала:
2025,
Номер
unknown, С. 104114 - 104114
Опубликована: Фев. 1, 2025
Язык: Английский
Phosphorus mining and bioavailability for plant acquisition: environmental sustainability perspectives
Environmental Monitoring and Assessment,
Год журнала:
2025,
Номер
197(5)
Опубликована: Апрель 21, 2025
Abstract
This
review
aims
to
examine
microbial
mechanisms
for
phosphorus
(P)
solubilization,
assess
the
impacts
of
P
mining
and
scarcity,
advocate
sustainable
recycling
strategies
enhance
agricultural
environmental
resilience.
Phosphorus
is
an
indispensable
macronutrient
plant
growth
productivity,
yet
its
bioavailability
in
cultivation
systems
often
constrained.
scarcity
has
led
a
heavy
reliance
on
fertilizers
derived
from
mined
phosphate
rock
(PR),
which
finite
resource
usually
contaminated
with
hazardous
elements
such
as
uranium,
radium,
thorium.
Plants
absorb
only
about
10–20%
applied
fertilizers,
leading
significant
inefficiencies
negative
consequences.
Additionally,
uneven
geographic
distribution
PR
reserves
exacerbates
global
socioeconomic
geopolitical
vulnerabilities.
Healthy
soils
enriched
diverse
communities
provide
avenue
address
these
growing
challenges.
Rhizospheric
organisms,
including
phosphorus-solubilizing
phosphorus-mineralizing
bacteria
arbuscular
mycorrhizal
fungi,
are
capable
pivotal
conversion
inorganic
organic
into
bioavailable
forms,
reducing
synthetic
fertilizers.
The
used
by
microbes
include
releasing
acids
lower
soil
pH
solubilize
insoluble
compounds
production
enzymes,
phosphatases
phytases,
break
down
compounds,
phytates,
phosphate.
Some
secrete
chelating
agents,
siderophores,
bind
metal
ions
free
complexes
use
biofilms
exchange.
also
advocates
second-generation
waste
socially
equitable
alternative
conventional
mining.
Язык: Английский
A novel framework reveals anthropogenic stressors of phosphorus polluted river-lake connection water system in Poyang lake basin of China
Journal of Environmental Management,
Год журнала:
2024,
Номер
370, С. 122794 - 122794
Опубликована: Окт. 11, 2024
Язык: Английский
Geography, Trajectories, and Controls of Coastal Water Quality: More Rapid Improvement in the Shallow Zone of the Chesapeake Bay
Environmental Science & Technology,
Год журнала:
2024,
Номер
59(1), С. 553 - 564
Опубликована: Дек. 26, 2024
Many
coastal
ecosystems
have
suffered
from
cultural
eutrophication
and
dead
zones.
In
the
Chesapeake
Bay,
water
quality
degradation
is
manifested
in
low
dissolved
oxygen,
poor
clarity,
decreased
submerged
aquatic
vegetation
acreage.
This
research
combines
long-term
monitoring
data,
science-based
assessment
methods,
novel
data
analysis
approaches
(i.e.,
machine
learning)
toward
understanding
geography,
trajectories,
controls
of
which
provides
an
example
for
management
complex
ecosystems.
Results
showed
that
attainment
standards
has
improved
both
deep
zone
shallow
since
1985,
but
more
rapidly.
addition,
trajectory
been
affected
by
mainly
external
drivers
nutrient
reductions)
and,
to
a
lesser
extent,
internal
temperature
stratification).
Reductions
loads
would
improve
attainment,
whereas
warming
stratification
decrease
attainment.
Furthermore,
scenario
analyses
demonstrated
importance
managing
nitrogen
phosphorus
loads.
Overall,
different
trajectories
controls,
emphasizing
geographical
targeting
with
actions.
Язык: Английский