... Zambia Zimbabwe Dams Lake pollution The eight major threats and challenges that the ZRA and its cooperating partners are facing in managing and operating Lake Kariba and Kariba Dam wall can be listed as follows: 1. the invasive weeds on Lake Kariba; 2. pollution of Lake Kariba's...

... distributed, linearly related or have equal variances within each group. Logistic regression can be especially useful when the distribution of data for the dependent variable is known or expected to be nonlinear with one or more of the independent variables which is the case in this study. Lake pollution...