Now showing items 1-4 of 4

    • Toro Araya, Richard; Flocchini, Robert; Morales Segura, Raúl; Leiva Guzmán, Manuel (Hindawi, 2014)
      Measurements of carbonaceous aerosols in South American cities are limited, and most existing data are of short term and limited to only a few locations. For 6 years (2002–2007), concentrations of fine particulate matter ...
    • Manzano Dávila, Carlos; Jácome, Manuel; Syn, Thant; Molina Paredes, Carolina; Toro Araya, Richard; Leiva Guzmán, Manuel (Wiley, 2020)
      Air pollution problems can be large, complex, and ill-structured. They can vary from location to location and combine many complex components: urban expansion, increasing vehicles and industrial emissions, biomass burning, ...
    • Molina, Carolina; Toro Araya, Richard; Morales Segura, Raúl; Manzano, Carlos; Leiva Guzmán, Manuel (Springer, 2017-06)
      This study analyzed air quality in terms of the concentrations of sub-10 mu m (PM10) and sub-2.5 mu m particulate matter (PM2.5) recorded at 23 automated public monitoring stations located in 16 cities in south-central ...
    • Toro Araya, Richard; Araya, Consuelo; Labra O., Felipe; Morales Salinas, Luis; Morales, Raúl; Leiva Guzmán, Manuel (Springer, 2017)
      South America is one of the most vulnerable areas to stratospheric ozone depletion; consequently, an increased amount of UV radiation reaches the Earth's surface in this region. In this study, we analyzed the long-term ...