Zonation patterns on rocky shores are typically as a result of both physical factors and biological interactions. Physical factors generally set the upper limits of species distributions, while biological interactions ...

An efficient and simple method for constructing an environmental library using mechanically sheared DNA obtained directly from geothermal sediments is presented. The method is based on blunt-end modification of DNA fragments ...

This brief examines some emerging trends and dynamics in changing power relations in rural Namibian communities due to emerging new elites and the threats to subsistence farmers’ access to communal land and ...

This paper is an analysis of the discourses and attitudes that emerged from a set of daily journals kept by a particular group of township women during a training course for domestic workers in South Africa. The principal ...

The Antarctic continent harbors a range of specialized and sometimes highly localized microbial biotopes. These include biotopes associated with desiccated mineral soils, rich ornithogenic soils, glacial and sea ice, ...

To make sure that service delivery is effective and has a positive impact on people’s quality of life, it is important to have meaningful engagement between communities and the government. South Africa’s Constitution makes ...

The sensitivity of health-care information and its accessibility via the Internet and mobile technology systems is a cause for concern in these modern times. The privacy, integrity and confidentiality of a patient’s data ...

In international relations states labelled as ‘middle powers’ are often responsible for crafting a middle way to bridge conflicting international interests. They typically favour multilateralism and cooperative international ...

OBJECTIVE: To estimate the burden of disease attributable to excess body weight using the body mass index (BMI), by age and sex, in South Africa in 2000. DESIGN: World Health Organization comparative risk assessment ...

‘Quasi-periodic’ or ‘solar-like’ oscillations can be described by three parameters – a characteristic frequency, a coherence time (or ‘quality factor’) and the variance of the random driving process. This paper is concerned ...