2. Did You Know? Every 15 seconds, a child dies from a water-related disease, including E.coli infection, Hepatitis A and many more. That’s 2 million children every year!!

3. Did You Know? Water-related diseases are the leading cause of death for children under age five in underdeveloped countries.

4. Did You Know? Worldwide, 88 percent of all diseases are caused by unsafe drinking water, inadequate sanitation and poor hygiene.

5. Did You Know? Close to half of all people in developing countries are suffering at any given time from a health problem caused by lack of water and sewage treatment facilities.

6. Did You Know? The water and sanitation crisis claims more lives through disease (2-5 million deaths per year) than any war claims through weapons.

7. What Do You Think? What ratio of people on earth lack access to improved water ? a)1 in 2 b)1 in 4 c)1 in 6 d)1 in 8

8. Answer c) 1 in 6 1.1 billion people lack access to an improved water supply.

9. What Do You Think? How much of the world’s freshwater is readily available for human use? a) 23% b) 8% c) 2% d)Less than 1%

10. Answer d)Less than 1% of the world's fresh water (or about 0.007% of all water on earth) is readily accessible for direct human use.

11. What Do You Think? How long can a person live without water?? How about food??

12. Answer A person can live weeks without food, but only days without water

13. What Do You Think? How much water does the average human need each day?

14. The Answer : A person needs 18 to 22 litres of water per day to survive

15. What Do You Think? How much water does the average North American use? How about the average African?

16. Answer : The average American individual uses 440 to 775 litres of water at home each day. (The average African family uses about 22 litres of water each day.

17. Per Capita Water Use By Continent (Cubic Kilometer/Year) 195019601970198019902000 Africa 5686116168232314 North America 286411556663724796 South America 596385111150216 Europe84195294435554673 Oceania (Australia) 101723293847

18. Why So Much? Toilets - 6 to 13L /flush Showers – 14L / minute Baths – 164L for a full bath Brushing Teeth/Washing hands – 14L / minute faucet is on Dishwasher – 14L / minute Laundry – 200 L / load

19. Did You Know? Millions of women and children spend 6-8 hours a day collecting water from distant, often polluted sources. That’s more time than you spend at school!

20. Did You Know? Dysentery, cholera, typhoid, and other diarrheal diseases are caused by consuming water contaminated by human or animal excreta containing disease causing organisms!

21. Did You Know? Other health problems such as eye, ear and throat infections can be caused from contact with contaminated water, not to mention gastro-intestinal diseases!

22. Bottled Water How many of you drink bottled water as opposed to tap water? Why?

23. Bottled Water How do you know that bottled water is safe to drink? How about tap water?

24. Bottled Water What do you think is safer to drink bottled water, or tap water??

25. Did You Know?? The source of water for many water bottling companies such as DaSani and Aquafina, is tap water!

26. Did you know??? Bottled water is more expensive than gas and even milk!! Evian - $5.60/L Gas - $1.?? / L Milk - $1.39/L

27. Now…. Do you appreciate having fresh, safe water readily available…. Who makes water safe for us to use?

28. How…. Do engineers make water safe for us to drink???

29. Engineers Before today, have you ever thought about engineers and what they do? Why??

30. Invisible –Engineers do their job so well, that they are invisible to the general population. –But imagine what life would be like without engineers….

31. Imagine … A world without engineers would be a world without –Safe water to use (Environmental Engineers) –Cars to drive (Mechanical Engineers) –Electricity, electronics (Electrical Engineers) –Buildings, bridges and roads (Civil Engineers) –And so much more…

32. Engineers What does it mean to be an engineer? How are engineers different from scientists?