Water pollution is a chronic crisis in Sudan that is rarely researched. However, it is combined with scarcity, disputes …

pollution level. The study seeks to examine the pattern and nature of EKC in Africa and major income groups according to World … Bank classification comprising low income, lower middle income and upper middle income in Africa. In ensuring the … robustness of our study; the paper proceeded by ascertaining the nature of EKC in all fifty-three countries of Africa in order to …