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View article: Health and Economic Benefits of Ozone Reduction: Case Study in Santiago and Valparaíso
Health and Economic Benefits of Ozone Reduction: Case Study in Santiago and Valparaíso Open
This study estimated the relative risks (RRs) of respiratory and cardiovascular mortality and morbidity due to short-term ozone exposure in 13 polluted communes across Chile’s Santiago Metropolitan and Valparaíso regions. Data on daily ozo…
View article: The non-traditional challenges of conducting science in developing countries: the case of Ecuador
The non-traditional challenges of conducting science in developing countries: the case of Ecuador Open
Scientific progress has been predominantly driven by countries in the Global North, which benefit from robust infrastructure, greater funding, and supportive research policies. In contrast, countries in the Global South continue to face su…
View article: Beyond Global Trends: Two Decades of Climate Data in the World’s Highest Equatorial City
Beyond Global Trends: Two Decades of Climate Data in the World’s Highest Equatorial City Open
While humanity stands at a critical point—one future leading toward sustainability, equity, and resilience, the other toward escalating conflicts, ecological collapse, and irreversible loss—climate change emerges as one of the most urgent …
View article: Valorizing Biomass Waste: Hydrothermal Carbonization and Chemical Activation for Activated Carbon Production
Valorizing Biomass Waste: Hydrothermal Carbonization and Chemical Activation for Activated Carbon Production Open
This study optimizes the production of activated carbons from hydrothermally carbonized (HTC) biomass using potassium hydroxide (KOH) and phosphoric acid (H3PO4) as activating agents. A 23 factorial experimental design evaluated the effect…
View article: Urban Air Pollution in the Global South: A Never-Ending Crisis?
Urban Air Pollution in the Global South: A Never-Ending Crisis? Open
Among the challenges the human population needs to address are threats of global pandemics, increasing socioeconomic inequality, especially in developing countries, and anthropogenic climate change. The latter’s effect has been amplified w…
View article: Causal effect of PM2.5 on the urban heat island
Causal effect of PM2.5 on the urban heat island Open
The planet is experiencing global warming, with an increasing number of heat waves worldwide. Cities are particularly affected by the high temperatures because of the urban heat island (UHI) effect. This phenomenon is mostly explained by t…
View article: Vulnerability and climate risk assessment in the Ecuadorian Amazon Region, based on ecological and socioeconomic infrastructures
Vulnerability and climate risk assessment in the Ecuadorian Amazon Region, based on ecological and socioeconomic infrastructures Open
Climate change is currently one of the greatest global concerns, as it increases the probability and magnitude of climate threats, putting population at risk, particularly in vulnerable regions such as the Ecuadorian Amazon Region (EAR). T…
View article: Impact of City-Wide Diesel Generator Use on Air Quality in Quito, Ecuador, during a Nationwide Electricity Crisis
Impact of City-Wide Diesel Generator Use on Air Quality in Quito, Ecuador, during a Nationwide Electricity Crisis Open
As climate change intensifies and 2023 sets the record for the hottest year, the Amazonian region faces severe drought, leading to a hydroelectricity crisis. This study examines the effects of using environmentally harmful backup power sol…
View article: Spatio-temporal evaluation of air pollution using ground-based and satellite data during COVID-19 in Ecuador
Spatio-temporal evaluation of air pollution using ground-based and satellite data during COVID-19 in Ecuador Open
The concentration of gases in the atmosphere is a topic of growing concern due to its effects on health, ecosystems etc. Its monitoring is commonly carried out through ground stations which offer high precision and temporal resolution. How…
View article: Causal effect of air pollution and meteorology on the COVID-19 pandemic: A convergent cross mapping approach
Causal effect of air pollution and meteorology on the COVID-19 pandemic: A convergent cross mapping approach Open
Environmental factors have been suspected to influence the propagation and lethality of COVID-19 in the global population. However, most of the studies have been limited to correlation analyses and did not use specific methods to address t…
View article: Central parks as air quality oases in the tropical Andean city of Quito
Central parks as air quality oases in the tropical Andean city of Quito Open
rban ecosystem is an intricate agglomeration of human, fauna and flora populations coexisting in natural and artificial environments. As a city develops and expands over time; it may become unbalanced, affecting the quality of ecosystem an…
View article: Special Issue on Air Quality Prediction Based on Machine Learning Algorithms
Special Issue on Air Quality Prediction Based on Machine Learning Algorithms Open
Atmospheric pollution is one of the major causes of premature mortality and climate change, as nearly all urban areas fail to comply with the air quality guidelines of the World Health Organization (WHO) [...]
View article: Sentinel satellite data monitoring of air pollutants with interpolation methods in Guayaquil, Ecuador
Sentinel satellite data monitoring of air pollutants with interpolation methods in Guayaquil, Ecuador Open
In Ecuador, there is a limitation on air quality monitoring due to the cost of monitoring networks. Although air quality monitoring stations are instruments for air measurement, they do not cover an entire city due to their scope. Satellit…
View article: WITHDRAWN: Cities expansion drivers and maximum temperatures variation in the Tropics
WITHDRAWN: Cities expansion drivers and maximum temperatures variation in the Tropics Open
Urban expansion and contemporary climate variations are caused by different proximate and underlying multidimensional factors. A spatiotemporal analysis of the urban socio-ecosystem generates key information for planning a sustainable urba…
View article: War Impact on Air Quality in Ukraine
War Impact on Air Quality in Ukraine Open
In the light of the 21st century, after two devastating world wars, humanity still has not learned to solve their conflicts through peaceful negotiations and dialogue. Armed conflicts, both international and within a single state, still ca…
View article: Polycyclic Aromatic Hydrocarbons in Araucaria heterophylla Needles in Urban Areas: Evaluation of Sources and Road Characteristics
Polycyclic Aromatic Hydrocarbons in Araucaria heterophylla Needles in Urban Areas: Evaluation of Sources and Road Characteristics Open
Araucaria heterophylla needles were collected in urban areas of the city of Quito, Ecuador, to analyze the relationship between the concentration of polycyclic aromatic hydrocarbons (PAHs) with different emission sources and road character…
View article: Editorial: Statistical Learning for Predicting Air Quality
Editorial: Statistical Learning for Predicting Air Quality Open
EDITORIAL article Front. Big Data, 05 May 2022Sec. Data-driven Climate Sciences https://doi.org/10.3389/fdata.2022.898643
View article: Deep Learning Approach for Assessing Air Quality During COVID-19 Lockdown in Quito
Deep Learning Approach for Assessing Air Quality During COVID-19 Lockdown in Quito Open
Weather Normalized Models (WNMs) are modeling methods used for assessing air contaminants under a business-as-usual (BAU) assumption. Therefore, WNMs are used to assess the impact of many events on urban pollution. Recently, different appr…
View article: Urban soil management in the strategies for adaptation to climate change of cities in the Tropical Andes
Urban soil management in the strategies for adaptation to climate change of cities in the Tropical Andes Open
View article: Gradient Boosting Machine to Assess the Public Protest Impact on Urban Air Quality
Gradient Boosting Machine to Assess the Public Protest Impact on Urban Air Quality Open
Political and economic protests build-up due to the financial uncertainty and inequality spreading throughout the world. In 2019, Latin America took the main stage in a wave of protests. While the social side of protests is widely explored…
View article: Author Correction: The effect of national protest in Ecuador on PM pollution
Author Correction: The effect of national protest in Ecuador on PM pollution Open
View article: The effect of national protest in Ecuador on PM pollution
The effect of national protest in Ecuador on PM pollution Open
View article: A global observational analysis to understand changes in air quality during exceptionally low anthropogenic emission conditions
A global observational analysis to understand changes in air quality during exceptionally low anthropogenic emission conditions Open
View article: Assessing the COVID‐19 Impact on Air Quality: A Machine Learning Approach
Assessing the COVID‐19 Impact on Air Quality: A Machine Learning Approach Open
The worldwide research initiatives on Corona Virus disease 2019 lockdown effect on air quality agree on pollution reduction, but the most reliable method to pollution reduction quantification is still in debate. In this paper, machine lear…
View article: Spatiotemporal variation of forest cover and its relation to air quality in urban Andean socio-ecological systems
Spatiotemporal variation of forest cover and its relation to air quality in urban Andean socio-ecological systems Open
Confronting the dynamics of global urbanization is one of the challenges of sustainability in the 21st century. Latin America is expected to be one of the regions with the highest urban growth; however, research related to variations in ur…
View article: Assessment of metals in PM10 filters and Araucaria heterophylla needles in two areas of Quito, Ecuador
Assessment of metals in PM10 filters and Araucaria heterophylla needles in two areas of Quito, Ecuador Open
View article: Assessing the COVID-19 impact on air quality in Quito, Ecuador
Assessing the COVID-19 impact on air quality in Quito, Ecuador Open
The COVID-19 lockdown impact on air quality is estimated for Andean city - Quito. This data set includes hourly data for a number of sites (urban: Bel, Car, Cam; and suburban: Cot, Gua, Chi) in the Ecuadorian capital for atmospheric and me…
View article: Seasonal variations in PM10 inorganic composition in the Andean city
Seasonal variations in PM10 inorganic composition in the Andean city Open
Particulate matter (PM) is one of the key pollutants causing health risks worldwide. While the preoccupation for increased concentrations of these particles mainly depends on their sources and thus chemical composition, some regions are ye…
View article: Biomonitoring of metal levels in urban areas with different vehicular traffic intensity by using Araucaria heterophylla needles
Biomonitoring of metal levels in urban areas with different vehicular traffic intensity by using Araucaria heterophylla needles Open
For the first time, Araucaria heterophylla needles were used as a biomonitor to assess the concentration of metals in urban areas. The samples were collected in the Andean city Quito, in Ecuador, from sites with high, moderate and low vehi…
View article: Clinical, molecular, and epidemiological characterization of the SARS-CoV-2 virus and the Coronavirus Disease 2019 (COVID-19), a comprehensive literature review
Clinical, molecular, and epidemiological characterization of the SARS-CoV-2 virus and the Coronavirus Disease 2019 (COVID-19), a comprehensive literature review Open