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Agricultural Contamination of the Surface Waters of the Upper Ouémé in Benin: The Case of Heavy Metals and Pesticides

Objective: The main objective of this study was to assess the degree of contamination of surface waters by heavy metals and pesticides. Method: To this end, data were collected in December 2022 from four specific sampling stations: Okpara, Térou, Affon and Adjiro. Levels of heavy metals, including cadmium, chromium, copper, iron, mercury, nickel and lead, were measured and subjected to in-depth statistical analysis using graphical summation models. In addition, the concentrations of pesticide active ingredients present in the samples were interpreted and evaluated. The statistical data collected during this study were processed using R software, version 3.5.0. Results: The values obtained at the different stations Okpara, Térou, Affon and Adjiro are respectively Arsenic (2 × 10-4 mg/L; 2.2 × 10-1 mg/L; 1.2 × 10-4 mg/L; 2 × 10-4 mg/L), Cadmium (4.4 × 10-5 mg/L; 1.1 × 10-2 mg/L; 10-4 mg/L; 4 × 10-4 mg/L). Then Copper (7 × 10-4 mg/L; 3 × 10-3 mg/L; 7 × 10-4 mg/L; 1 × 10-4 mg/ ....

Benin General , Geochimie Environnementale , University Of Lom , World Health Organization , Donga Department , Borgou Department , Atacora Department , Although Africa , West African , Metals Analysis , Atomic Absorption Spectrophotometry , Pesticide Residues Laboratory , Ghana Standards Authority , Absorption Spectrophotometry , Health Organization , Extracting Pesticides , Analysis Methods , Chromatographic Conditions , Pulsed Flame Photometry Detector , Trace Element , Principal Component Analysis , Metallic Trace Element , Okpara Station , Trace Metals , Trace Metal Elements , Agricultural Contamination ,

CrisisWatch: December Alerts and November Trends 2023

CrisisWatch: December Alerts and November Trends 2023
crisisgroup.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from crisisgroup.org Daily Mail and Mail on Sunday newspapers.

Region Du Centre Nord , Burkina Faso , Region Du Sahel , Nord Ouest , Extreme Nord , North West Region , Abuja Federal Capital Territory , Wilayat Bahr Al Jabal , South Sudan , Cabo Delgado , Coted Ivoire , Arab League , Al Qahirah , North Cotabato , Jammu And Kashmir , South West Region , Sud Ouest , Far North Region , Somalia General , South Africa , Ain Al Asad , Al Anbar , Spratly Islands , Al Badr , Saudi Arabia , Belarus General ,

WFP Emergency Response in Benin - Benin

WFP Emergency Response in Benin - Benin
reliefweb.int - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from reliefweb.int Daily Mail and Mail on Sunday newspapers.

Burkina Faso , Country Office , Atacora Department , Central Sahel , Islamic State , State Armed Groups ,