• Air pollution and COVID-19 lockdown in a large South American city: Santiago Metropolitan Area, Chile 

      Toro, Richard; Catalán, Francisco; Urdanivia Lermo, Francesco Renato; Rojas Quincho, Jhojan Pool; Manzano, Carlos A.; Seguel, Rodrigo; Gallardo, Laura; Osses, Mauricio; Pantoja, Nicolás; Leiva-Guzmán, Manuel A.

      (Elsevier B.V., 2021-02)
      Acceso abierto
      The implementation of confinement and physical distancing measures to restrict people's activities and transit in the midst of the COVID-19 pandemic allowed us to study how these measures affect the air quality in urban ...
    • Chemical characteristics and identification of PM10 sources in two districts of Lima, Peru 

      Ilizarbe-Gonzáles, Gina Mishel; Rojas Quincho, Jhojan Pool; Cabello-Torres, Rita Jaqueline; Ugarte-Alvan, Carlos Alfred; Reynoso-Quispe, Patricia; Valdiviezo-Gonzales, Lorgio Gilberto

      (Universidad Nacional de Colombia, 2020-11)
      Acceso abierto
      This study evaluates the concentration of PM10 and PM2.5 andidentifies the sources of pollution in the districts of San Juan de Lurigancho (SJL) and Puente Piedra (PPD) located in the eastern and northern zones of the ...
    • Determination of atmospheric aerosol components in an urban area to evaluate the air quality and identify the sources of contamination 

      Bedregal, Patricia; Ubillus, Marco; Cáceres-Rivero, Cynthia; Olivera, Paula; Garay Saravia, Roy Antonio; Rojas Quincho, Jhojan Pool; Zafra, Rafael; Urdanivia Lermo, Franceso Renato

      (Springer, 2023-02-15)
      Acceso abierto
      The need to generate objective evidence and reliable information for decision makers to improve environmental policies for a better air quality, led us to evaluate the atmospheric aerosol components in the urban area of ...
    • Effects of COVID-19 pandemic control measures on air pollution in Lima metropolitan area, Peru in South America 

      Rojas Quincho, Jhojan Pool; Urdanivia Lermo, Francesco Renato; Garay Saravia, Roy Antonio; García Rosales, Alan Jesús; Enciso Ojeda, Carlos; Medina Dionicio, Elvis Anthony; Toro, Richard; Manzano, Carlos A.; Leiva-Guzmán, Manuel A.

      (Springer, 2021-02-04)
      Acceso abierto
      The sanitary measures implemented to control and prevent an increase in infections due to the COVID-19 pandemic have produced an improvement in the air quality of many urban areas around the world. We assessed air quality ...
    • Measurements of sulfur dioxide,ozone and ammonia concentrations in Asia,Africa,and South America using passive samplers 

      Carmichae, Gregory R.; Ferm, Martin; Thongboonchoo, Narisara; Woo, Jung-Hun; Chanc, L.Y.; Muranod, Kentaro; Viet, Pham Hung; Mossberg, ,Carl; Bala, Rajasekhlar; Boonjawat, Jariya; Upatum, Pramote; Mohan, Manju; Adhikary, Sharad P.; Shrestha, ,Arun B.; Pienaar, J.J.; Brunke, Ernst B.; Chen, ,Tai; Jiep, Tang; Guoan, Ding; Leong Chow, Peng; Dhiharto, Sri; Harjanto, Hery; Jose, Aida M.; Wilson, Kimani; Kirouane, Abdelmalek; Lacaux, Jean-Pierre; Richard, Sandrine; Barturen, Osvaldo; Carrasco Cerda, Jorge; Athayde, Augusto; Tavares, Tania; Silva Cotrina, José; Bilici, Erdal

      (Elsevier, 2003)
      Acceso abierto
      Measurements of gaseous SO2,NH3,and O3 using IVL passive sampler technology were obtained during a pilot measurement program initiated as a key component of the newly established WMO/GAW Urban Research Meteorology and ...
    • Photochemical sensitivity to emissions and local meteorology in Bogotá, Santiago, and São Paulo: An analysis of the initial COVID-19 lockdowns 

      Seguel, Rodrigo J.; Gallardo, Laura; Osses, Mauricio; Rojas, Néstor Y.; Nogueira, Thiago; Menares, Camilo; Andrade, Maria de Fatima; Belalcázar, Luis C.; Carrasco, Paula; Eskes, Henk; Fleming, Zoë L.; Huneeus, Nicolas; Ibarra-Espinosa, Sergio; Landulfo, Eduardo; Leiva, Manuel; Mangones, Sonia C.; Morais, Fernando G.; Moreira, Gregori A.; Pantoja, Nicolás; Parraguez, Santiago; Rojas Quincho, Jhojan Pool; Rondanelli, Roberto; Andrade, Izabel da Silva; Toro, Richard; Yoshida, Alexandre C.

      (University of California Press, 2022)
      Acceso abierto
      This study delves into the photochemical atmospheric changes reported globally during the pandemic by analyzing the change in emissions from mobile sources and the contribution of local meteorology to ozone (O3) and particle ...