These categories deal with the companies that provide expertise in this area. Large populations in Zambia have unsafe drinking water every day and no access to sanitation. Climate change patterns as well as cost of infrastructure limits the delivery of water. This leads to health hazards such as epidemics stemming from water borne diseases like diarrhoea and dirty living environments. Girls and women often have to trek long distances to fetch water, compromising the girl child’s access to education and limiting the time women can spend on economic endeavours.