Let's think!

 

-Where does your drinking water come from?

-Do you drink tap water or buy bottled water?

-Water covers more than 70% of the Earth’s surface, yet many parts of the world don’t have enough drinking water. Why is this?

-Which of the following water –related problems do you think is the most serious? Why?

Watch this video and answer to the teacher's questions

This is the kind of exercise you are going to be able to answer... good luck!

PRE READING EXERCISE

Look at these potential solutions to water shortages. Rank them in order of the most effective to least effective (1 = most effective).

a) build reservoirs 
b) drink salt water 
c) persuade people to use less water 

d) transport ice from the polar regions

(Example: 1=c, 2=a etc)

READING CHARTS AND GRAPHICS

OBJETO DE APRENDIZAJE

Visuals can help you understand a text since their titles often highlight key themes. The information presented often provides supporting detail. After you read a text, try to make connections between the information in the chart and the information in the text.  

GLOBAL READING

Read "Freshwater delivery" and complete the notes on each paragraph below.

Now... Answer the questions :-) 

 1.- Is most of the water on Earth salt water or freshwater? 

2 How much of the water on our planet is seawater? (%)

3 How much of the Earth’s freshwater is easy to access? (%)

4 How much of it is frozen? more than (fraction)

5 How much does it cost per person per day to desalinate water?