The document discusses water quality and water-related diseases. It outlines types of water collection like rainwater and wells. Diseases discussed include cholera, malaria, diarrhea, and typhoid. These diseases are spread through contaminated water and affect over 1 billion people in developing countries who lack access to clean water. Efforts to improve water quality include programs from Water For People and well building in Mali.

1. Water Quality By: Jamison Vos

2. Outline Types of Water Collection Water Related Diseases Prevalence in Today's World What is being done

3. Types of collection Rain water Collected from roofs of buildings Can be a two month supply Cheaper than buying water Provides a more stable source of water Wells Seasonal Can be contaminated with human waste Expensive to build, but cheap water afterward

4. Diseases Related to Water Cholera caused by the bacterium Vibrio cholerae In 2000 some 140,000 cases and 5000 deaths Africa had 87% of cases Can be prevented by providing clean drinking water Malaria Most important parasitic infectious disease Malaria-infected Anopheles mosquito 300-500 million cases of malaria Decrease amount of free standing, stagnant water

5. Diseases continued Diarrhoea causes 4% of all deaths caused by bacterial, viral and parasitic organisms spread by contaminated water Access to safe drinking water Typhoid infection of the intestinal tract and bloodstream caused by the bacteria Salmonella typhi 17 million cases worldwide Can be helped with clean water

6. Who Is Affected 1.1 billion people in developing countries have inadequate access to water two in three people lacking access to clean water survive on less than $2 a day one in three living on less than $1 a day loss of 443 million school days each year from water-related illness Millions of women spend several hours a day collecting water Access to piped water into the household averages about 85% for the wealthiest 20% of the population, compared with 25% for the poorest 20%.

7. What's Being Done? Water For People Program to help developing countries improve water quality Christian Reformed World Missions Building wells in Mali

8. Sources Global Issues http://www.globalissues.org/article/26/poverty-facts-and-stats Children harvest rainwater in struggle to beat drought http://www.ft.com/cms/s/0/93d395da-c484-11dd-8124-000077b07658,dwp_uuid=ce659ad6-896a-11dd-8371-0000779fd18c.html?nclick_check=1 Water and sanitation related diseases fact sheets http://www.who.int/water_sanitation_health/diseases/diseasefact/en/index.html