Effects of increased temperature on atmospheric pollutant levels and human health in small and medium-sized cities in southern Brazil
Case Studies in Chemical and Environmental Engineering,
Journal Year:
2025,
Volume and Issue:
11, P. 101170 - 101170
Published: Feb. 26, 2025
Language: Английский
The Relationship Between Surface Meteorological Variables and Air Pollutants in Simulated Temperature Increase Scenarios in a Medium-Sized Industrial City
Atmosphere,
Journal Year:
2025,
Volume and Issue:
16(4), P. 363 - 363
Published: March 24, 2025
This
study
investigated
the
relationship
between
surface
meteorological
variables
and
levels
of
air
pollutants
(O3,
PM10,
PM2.5)
in
scenarios
simulated
temperature
increases
Rio
Grande,
a
medium-sized
Brazilian
city
with
strong
industrial
influence.
utilized
five
years
daily
data
(from
1
January
2019
to
31
December
2023)
model
atmospheric
conditions
two
pollutant
21
2021
20
simulate
how
would
respond
annual
°C
2
°C,
employing
Support
Vector
Machine,
supervised
machine
learning
algorithm.
Predictive
models
were
developed
for
both
averages
seasonal
variations.
The
predictive
analysis
results
indicated
that,
when
considering
averages,
concentrations
showed
decreasing
trend
as
temperatures
increased.
same
pattern
was
observed
scenarios,
except
during
summer,
O3
increased
rise.
greatest
reduction
occurred
winter
(decreasing
by
10.33%
12.32%
under
warming
respectively),
while
PM10
PM2.5,
most
significant
reductions
spring.
lack
correlation
levels,
along
their
other
variables,
explains
Grande.
research
provides
important
contributions
understanding
interactions
climate
change,
pollution,
factors
similar
contexts.
Language: Английский
Southern Air Project - scientific efforts to monitor and measure the impacts of air pollution in southern Brazil
Societal Impacts,
Journal Year:
2024,
Volume and Issue:
4, P. 100074 - 100074
Published: July 27, 2024
Air
pollution
is
responsible
for
illness
and
death
of
millions
people
worldwide
annually
has
strong
impacts
on
the
economy
society.
Large
cities
typically
have
more
robust
effective
air
quality
monitoring
coverage,
however,
less
populated
need
to
rely
via
satellite
data
or
low-cost
sensors.
Additionally,
global
national
study
hotspots
are
megacities
highly
industrialized
regions,
Southern
Project
aims
broaden
focus
impact
populations
in
areas.
This
article
describes
initiatives
Project,
aimed
at
providing
its
health
effects
small
medium-sized
southern
Brazil.
A
significant
portion
pollutant
used
project
originates
from
information,
sensors,
passive
samplers,
provided
by
enterprises.
These
been
understand
levels,
dynamics
human
pollutants
that
do
not
well-established
networks
and,
consequently,
studied.
In
addition
research
initiatives,
engages
community
actions
with
aim
informing
about
risks
exposure
role
citizens
demanding
public
managers.
Language: Английский