Ecogeochemistry of microparticles in the environment
Lomonosov Geography Journal,
Journal Year:
2025,
Volume and Issue:
80(№1, 2025), P. 3 - 23
Published: Jan. 1, 2025
The
article
presents
the
results
of
latest
studies
emission
and
distribution
microparticles
in
environment
based
on
monitoring
assessment
ecological
geochemical
state
urbanized
areas
river
basins.
Scientific
bases
technologies
for
analysis
atmosphere
(aerosols,
snow
rain),
pedosphere
(urban
soils
road
dust)
terrestrial
hydrosphere
(dissolved
suspended
forms
chemical
elements
water
mass
bottom
sediments)
have
been
developed.
It
is
shown
that
key
importance
understanding
mechanisms
pollution
environmental
components
formation
technogenic
anomalies
Moscow
metropolis
other
cities.
Our
research
made
it
possible
to
identify
an
association
enriches
almost
all
urban
environment.
includes
antimony,
cadmium,
copper,
tungsten,
zinc,
lead,
bismuth,
tin,
molybdenum
.With
multiple
emissions
from
various
sources
large
cities,
Source
Apportionment
technology
was
used
quantify
contributions
studied
environments.
PMF
receptor
model
first
time
determine
contribution
dust,
transport
industrial
atmosphere,
which
necessary
assessing
air
quality
load
landscapes.
influence
long-range
estimated
by
calculating
probable
directions
(reverse
trajectories)
advection
using
NOAA
HYSPLIT
transport-dispersion
model.
Possible
metals
metalloids
(MMs)
dust
were
identified
PCA-MLR
Statistical
experimental
material
allowed
establishing
main
factors
spatial
contamination
with
MMs,
as
well
their
most
important
carrier
phases
specific
different
sources.
Based
survey
major
rivers
Russia,
a
methodology
hydrogeochemical
basins
elaborated.
covers
high-frequency
(daily,
weekly),
seasonal
interannual
variability
hydrological
parameters,
concentrations
dissolved
forms,
particle
size
distribution,
flows
Language: Английский
The “Dust Haze” Effect in the Atmosphere of a Megapolis
Doklady Earth Sciences,
Journal Year:
2025,
Volume and Issue:
522(1)
Published: April 15, 2025
Language: Английский
Metals and metalloids pollution levels, partitioning, and sources in the environmental compartments of a small urban catchment in Moscow Megacity
Environmental Pollution,
Journal Year:
2024,
Volume and Issue:
unknown, P. 125552 - 125552
Published: Dec. 1, 2024
Language: Английский
Potentially hazardous elements in atmospheric precipitation during the warm season (May–September) of 2019 in Moscow
GEOGRAPHY ENVIRONMENT SUSTAINABILITY,
Journal Year:
2024,
Volume and Issue:
17(3), P. 70 - 84
Published: Oct. 7, 2024
Atmospheric
precipitation
acts
as
a
significant
pathway
for
pollutants
from
the
atmosphere
to
Earth’s
surface,
and
analyzing
urban
data
on
intensity,
fallout
regime,
transfer
patterns,
solid
particle
content
helps
identify
pollution
sources.
For
first
time
in
Moscow
megacity,
levels
of
soluble
forms
potentially
hazardous
elements
(PHEs)
atmospheric
were
studied
during
whole
summer
season
May–September
2019.
The
concentrations
Al,
As,
B,
Ba,
Be,
Bi,
Cd,
Ce,
Co,
Cu,
Fe,
La,
Li,
Mn,
Ni,
P,
Pb,
Rb,
Sb,
Sn,
Sr,
Zn
determined
using
inductively
coupled
plasma
mass
spectrometry
atomic
emission
spectroscopy
methods.
research
underscores
crucial
role
washing
PHEs
out
atmosphere.
In
May
September,
surpass
warm-season
average.
Notable
contamination
stems
elevated
traffic
vacations,
extensive
burning
plant
debris
wood,
pollen
transport.
Summer
months
are
characterized
by
reduced
forest
agricultural
fires,
traffic,
increased
vegetation,
leading
lower
PHE
concentrations,
especially
July,
with
typical
amount
contributing
pollutant
dispersion.
Elevated
September
observed
due
load,
biomass
burning,
expansion
unvegetated
soil
areas.
Rainwater
is
enriched
Zn,
sourced
vehicle
emissions,
particles,
industry,
construction
dust,
fires.
Moderate
enrichment
Sn
also
occurs
episodically.
Regression
analysis
highlights
particles’
major
source
rainwater,
longer
antecedent
dry
periods
higher
acidity
level
rain
intensifying
accumulation
PHEs.
Long-range
transport
plays
lesser
role,
Southern
Northern
Europe,
Western
Siberia,
central
part
European
Russia
meaningfully.
Language: Английский
Geochemistry of snow cover within the territory of the Lomonosov Moscow State University
Lomonosov Geography Journal,
Journal Year:
2024,
Volume and Issue:
79(№5, 2024), P. 3 - 16
Published: Jan. 1, 2024
The
concentrations
of
suspended
forms
metals
and
metalloids
in
snow
cover
within
the
territory
Moscow
State
University
(MSU)
rate
their
deposition
were
determined
for
2021/22
winter
period.
content
Zn,
As,
Cd,
Pb,
Cr,
Ni,
Cu,
Sb,
V,
Mn,
Bi,
Mo,
Co,
W,
Sr,
Be,
Ti,
Ag,
Sn
Fe
was
analyzed.
Anthropogenic
impact
caused
an
increase
solid
fallout
from
atmosphere
to
average
27
kg/km2
per
day,
which
is
5,4
times
more
than
background
area.
Sn,
Cd
Bi
accumulate
most
intensively
phase
cover,
exceed
by
5,2–9,7
times.
residential
zone
contaminated,
where
Sr
accumulate;
exceeds
4,1–12
Medium
level
total
contamination
(Z
c
=
32–64)
detected
over
45%
studied
territory.
maximum
intensity
pollutant
recorded
recreational
(Zd
413).
highest
levels
dust
load
(141
day)
immission
indicator
d
1764)
MSU
stadium.
Using
APCA-MLR
method,
three
main
sources
pollutants
identified,
i.
e.
emissions
motor
vehicles
govern
influx
Fe,
natural-technogenic
determine
accumulation
while
industrial
provide
Pb
Cr.
Language: Английский