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  1. Home
  3. Impact Of The 2022 New Mexico, Us Wildfires On Air Quality And Health.
  1. Home
  3. Impact Of The 2022 New Mexico, Us Wildfires On Air Quality And Health.

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Impact of the 2022 New Mexico, US wildfires on air quality and health.

Kamal J Maji1, Bonne Ford2, Zongrun Li1

  • 1School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, GA, USA.

The Science of the Total Environment
|June 24, 2024

View abstract on PubMed

Summary
This summary is machine-generated.

The 2022 New Mexico wildfires significantly impacted air quality, causing an estimated 22 excess deaths and 171 asthma emergency visits. These events highlight the growing health risks from wildfire smoke, exacerbated by climate change.

Keywords:
Air pollutionChemical transport modelNew MexicoPremature deathsWildfire

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Area of Science:

  • Environmental Science
  • Public Health
  • Atmospheric Chemistry

Background:

  • The 2022 New Mexico wildfires were unprecedented in scale and intensity.
  • These fires led to severe air quality degradation and significant habitat loss.

Purpose of the Study:

  • To quantify the impact of six major 2022 New Mexico wildfires on air quality.
  • To assess the associated short-term health risks from wildfire-related particulate matter and ozone.

Main Methods:

  • Utilized a regional chemical transport model combined with a data-fusion technique.
  • Analyzed data from April 6 to August 22, 2022, focusing on six large wildfires.
  • Quantified emissions of PM2.5 and volatile organic compounds.

Main Results:

  • Estimated wildfire emissions of 152 thousand tons of PM2.5 and 287 thousand tons of VOCs.
  • Observed significant PM2.5 and ozone (O3) concentrations, with localized peaks exceeding safe levels.
  • Attributed 18 excess deaths to PM2.5 and 4 to O3, plus 171 asthma emergency visits due to PM2.5.

Conclusions:

  • Wildfire smoke poses a substantial threat to air quality and public health.
  • Health impacts are expected to worsen with increasing wildfire frequency and intensity due to global warming.
  • Mitigation strategies for wildfire smoke are crucial for protecting human health.