André Talla

The Impact of Wastewater from Artisanal Mining on the Pollution of Contaminated Sites: A Case Study of Betare-Oya in East Cameroon

André Talla & Charles Moandjim-Me-Bock · Advances in Research · 2018

The aim of this work was to evaluate the impact of the wastewater from artisanal mining on the pollution contaminated sites in the Betare-Oya locality in East Cameroon. Water samples were collected from the Mbal stream exposed to artisanal mining on the upstream and downstream, a...

Open access Research Article 10.9734/AIR/2018/43351

Measurement and Modelling of Water Content Effects on Thermal Properties of Compressed Soil Building Blocks

André Talla · Current Journal of Applied Science and Technology · 2015

Aims: The aim of this paper was to determine the thermal conductivity and the thermal effusivity of the compressed soil building blocks as a function of their water content. Study Design: Samples with dimensions 53x40x20 mm3 were produced for experiment. Eight containers and an o...

Open access Research Article 10.9734/BJAST/2015/15243

Estimation and Prediction of Atmospheric Pollutants Coming from Vehicles: Case of Yaounde City from 2005 to 2035

André Talla & Pierre Meukam · Journal of Scientific Research and Reports · 2013

Aims: The aim of the present work is to estimate and to predict the pollutant concentrations coming from vehicles in Yaounde city. Study Design: A sample of vehicles was selected and experimental measurements of pollutants were made using a combustion analyser. Place and Duration...

Open access Research Article 10.9734/JSRR/2014/6368