Dirty Water

a)  Name one way water sources become contaminated (dirty) in 3rd world countries?

it gets dirty when people make feces in the ground and it seeps into the ground water which flows into the lake

b) What are the dangers of water contamination?

people can get diarrhea 

c) Describe (in your own words) an invention that can save people from drinking contaminated water?

the life straw is a way to filter the contaminates 

d) Why do you think everyone in 3rd world countries do not have these inventions?

they don't have the money and the u.s is not generous enough to give it to them