This study identifies the significant factors affecting Internet growth levels at an early stage of growth in African nations. The average growth levels of Internet users for 1995 and 2003 are calculated and the associations between Internet growth level and several types of factors such as economic, educational, institutional, infrastructural, innovation-related, and environmental factors are ...

Critical infrastructures serve human activities and play an essential role in societies. Infrastructural systems are not isolated but interdependent with regard to social systems, including those of public health economic sustainable development. In recent years, both infrastructural have frequently been dysfunction due increasing natural or human-made disasters the internal external dependenci...