Showing 61 - 80 results of 253 for search '"Quito"', query time: 0.05s Refine Results
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    Drastic Improvements in Air Quality in Ecuador during the COVID-19 Outbreak by Rasa Zalakeviciute, Renne Vasquez, Daniel Bayas, Adrian Buenano, Danilo Mejia, Rafael Zegarra, Valeria Diaz, Brian Lamb

    Published 2024-12-01
    “…As a result, significant reductions in the concentrations of NO2 (–68%), SO2 (–48%), CO (–38%) and PM2.5 (–29%) were measured in the capital city of Quito during the first month of quarantine. This large drop in air pollution concentrations occurred at all the monitoring sites in Quito, serving as a valuable proof of the anthropogenic impact on urban air quality. …”
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    The Domestic Acoustic Environment in Online Education—Part 1: Differences by Gender, Perceived Academic Quality, and Self-Rated Performance by Virginia Puyana-Romero, Angela María Díaz-Márquez, Christiam Garzón, Giuseppe Ciaburro

    Published 2024-12-01
    “…Data were collected through an online survey conducted by Universidad de Las Américas, Quito, Ecuador, during the COVID-19 lockdown. Statistical analyses revealed significant differences in the perception of noise between groups G1 and G2: Students who rated their academic performance negatively experienced higher noise interference from sources like voices and household appliances. …”
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    Modeling PM2.5 Urban Pollution Using Machine Learning and Selected Meteorological Parameters by Jan Kleine Deters, Rasa Zalakeviciute, Mario Gonzalez, Yves Rybarczyk

    Published 2017-01-01
    “…Outdoor air pollution costs millions of premature deaths annually, mostly due to anthropogenic fine particulate matter (or PM2.5). Quito, the capital city of Ecuador, is no exception in exceeding the healthy levels of pollution. …”
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    The Domestic Acoustic Environment in Online Education—Part 2: Different Interference Perception of Sound Sources and While Conducting Academic Tasks by Virginia Puyana-Romero, Angela María Díaz-Márquez, Christiam Garzón, Giuseppe Ciaburro

    Published 2024-12-01
    “…The data were obtained from an online survey distributed online among the students of the Universidad de las Américas in Quito, Ecuador. The differences between acoustical variables were evaluated using frequentist and inferential analysis. …”
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