The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Land use activities that have an effect on water quality and river health are believed to have increased along the Orange River in Namibia. These are mainly agricultural activities, notably irrigation, with more than 2000ha currently under irrigation and approximately 2000ha planned for future expansion. Other anthropogenic activities include urban development and weir construction along the Orange...