Urban areas in most of the developing countries today experience fast changes in land use and land cover types. The contributing factors to this include rural to urban migration as well as natural increase in population ...

This dissertation focuses on synthesis of β-diketone and β-ketoenamine ligands for molecular polygons. Previous work with the bis(β-diketone) m-pbaH2 showed that it can be converted to a copper molecular square, Cu4(m-pba)4, ...

The solar energy technology seems a long term reliable and sustainable energy model. Besides, the solar cell and solar power harvesting technology have advanced to the impressive levels. However, solar energy technology ...

The study aimed at investigating transport and deposition of sediments discharged by the Sabaki River into the Indian Ocean. It covers an area of about 14krn. bounded by latitudes 3° 13's and 3°6' S and longitudes 40°7'E ...

Most of the dyes used in the textile industry are synthetic but recently the use of natural dyes has regained interest due to health hazards associated with synthetic dyes. Synthetic dyes are non-biodegradable, carcinogenic, ...

Concerns have often been raised about the health and safety of artisanal gold mining activities, but disease occurrence in these areas has not been sufficiently evaluated. This study investigated the environmental effects ...

The concentration of heavy metals in natural waters is normally too low for direct speciation studies. Therefore, special analytical techniques are required in order to avoid disturbing the natural concentrations. Voltammetry ...

The treated wastewater from Pan-African Paper Mills (PPM) discharged into River Nzoia affects the concentrations of chemicals in the water, sediments and life forms of the river. In this study some of the chemical and ...

Drug and substance abuse is a serious health problem in many countries. In Kenya drug abuse is one of the leading causes of mortality. The government and other stakeholders have made efforts to fight the problem of drug ...

Melia volkensii is a tree species endemic to the arid and semi-arid areas of Eastern Africa. Its natural range falls within areas which are characterized by dry bush land and wooded grassland. It is a fast growing species ...