Published: 2024-12-21

Full Issue

PDF (Español (España))

Presentación

Presentation

Darner Mora-Alvarado

Pág. 4-6

PDF (Español (España))

Artículo científico

Level of modernization of the National Water Laboratory from 1997

Darner Mora-Alvarado

Pág. 7-23

PDF (Español (España))

Microbiological drinking water quality in educational centers and health establishments in Costa Rica 2023

Pablo César Rivera-Navarro, Darner Mora-Alvarado

Pág. 24-35

PDF (Español (España))

Microbiological drinking water quality in educational and health centers in Costa Rica 2022

Darner Mora-Alvarado, Carlos F. Portuguez-Barquero

Pág. 36-49

PDF (Español (España))

Drinkingwater, wastewater and hygiene in Central America and Dominican Republic

Darner Mora-Alvarado

Pág. 50-58

PDF (Español (España))

Update of the microbiological criteria and standards to evaluate water in its different uses in Costa Rica 2024 (third version)

Darner Mora-Alvarado

Pág. 59-70

PDF (Español (España))

Safely managed drinking water around the world

Darner Mora-Alvarado, Carlos F. Portuguez-Barquero

Pág. 71-82

PDF (Español (España))

Solutions to address arsenic pollution in the aqueduct of the communities of Bagaces 2009-2023

Darner Mora-Alvarado, Betzabel Arias-Barrantes, Olger Hurtado-Hernández, Alejandro Contreras-López, Eliécer Robles-Vargas, Guillermo Rodríguez-Castro

Pág. 83-96

PDF (Español (España))

Analysis of the quality of the Tárcoles River basin and the Torres River microbasin: influence of the effluent from the Los Tajos WWTP and expectations by 2025

Darner Mora-Alvarado, Ernesto Alfaro-Arrieta, Juan José Alfaro-Lara

Pág. 97-109

PDF (Español (España))

Evolution of the WHO microbiological guidelines to evaluate the quality of water for human consumption. Periods 1984-1994-2004-2011 and 2024

Darner Mora-Alvarado

Pág. 110-120

PDF (Español (España))

Helminth eggs: A validation for their determination and quantification in Water, Wastewater and Sludge of Costa Rica

Ernesto Alfaro-Arrieta, Juan José Alfaro-Lara, Johanna Méndez-Araya, Catalina Solís-Calderón, Ileana Vega-Guzmán

Pág. 121-128

PDF (Español (España))

Populations without water service for human use and consumption in Costa Rica period 2022

Darner Mora-Alvarado

Pág. 129-145

PDF (Español (España))

Countries and continents most healthly impacted by Covid-19 as of 08/30/2023

Darner Mora-Alvarado

Pág. 146-160

PDF (Español (España))

Sanitary quality of the waters of the beaches of Costa Rica in the periodo 2018-2023

Darner Mora-Alvarado, Mónica Castro-Castro

Pág. 159-171

PDF (Español (España))

Open defecation in the world

Darner Mora-Alvarado

Pág. 172-182

PDF (Español (España))

Covid-19 pandemic-syndemia in America as of 08/30/2023

Darner Mora Alvarado

Pág. 183-197

PDF (Español (España))

Covid-19 pandemic-syndemic in Europe as of 08/30/2023

Darner Mora-Alvarado

Pág. 198-212

PDF (Español (España))

Evolution of Covid-19 in Asia as of 08/30/2024

Darner Mora-Alvarado

Pág. 213-227

PDF (Español (España))

Evolution of covid-19 in the countries of Oceania as of 08/30/2023

Darner Mora-Alvarado

Pág. 128-141

PDF (Español (España))

Covid-19 syndemic in Africa as of 08/30/2023

Darner Mora-Alvarado

Pág. 242-259

PDF (Español (España))

Tree falling in Costa Rica period 2011-2023

Darner Mora-Alvarado, José Manuel Quirós-Sanabria, Ernesto Alfaro-Arrieta

Pág. 260-276

PDF (Español (España))