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!!

Did You Know?

Water-related diseases are the leading cause of death for children under age five in

underdeveloped countries.

Did You Know?

Worldwide, 88 percent of all diseases are caused by unsafe

drinking water, inadequate sanitation and poor hygiene.

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.

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.

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

Answer

c) 1 in 6

1.1 billion people lack access to an improved water supply.

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%

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.

What Do You Think?

How long can a person live without water??

How about food??

Answer

A person can live weeks without food, but only days without

water

What Do You Think?

How much water does the average human need each

day?

The Answer:

A person needs 18 to 22 litres of water per day to survive

What Do You Think?

How much water does the average North American use?

How about the average African?

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.

Per Capita Water Use By Continent (Cubic Kilometer/Year)

1950 1960 1970 1980 1990 2000

Africa 56 86 116 168 232 314

North America

286 411 556 663 724 796

South America

59 63 85 111 150 216

Europe 84 195 294 435 554 673

Oceania (Australia)

10 17 23 29 38 47

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

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!

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!

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!

Bottled Water

How many of you drink bottled water as opposed to tap water?

Why?

Bottled Water

How do you know that bottled water is safe to drink?

How about tap water?

Bottled Water

What do you think is safer to drink bottled water, or tap water??

Did You Know??

The source of water for many water bottling companies such as DaSani and Aquafina, is tap water!

Did you know???

Bottled water is more expensive than gas and even milk!!

Evian - $5.60/L

Gas - $1.?? / L

Milk - $1.39/L

Now….

Do you appreciate having fresh, safe water readily available….

Who makes water safe for us to use?

How….

Do engineers make water safe for us to drink???

Engineers

Before today, have you ever thought about engineers and what

they do?

Why??

Invisible–Engineers do their job so well,

that they are invisible to the general population.

–But imagine what life would be like without engineers….

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…

Engineers

What does it mean to be an engineer?

How are engineers different from scientists?