Across
- 2. Which country do not have access to fresh water from their homes?
- 5. ________ is when waste contaminates the water and makes it unsafe for human use and harmful to animals and fishes.
- 6. _________ is a situation where there is insufficient water to meet our needs.
- 7. 2.2 ________ people lack access to safe drinking water at home.
Down
- 1. 90% of the water in Iran is used for _______.
- 3. Oil leakage from pipelines into the rivers and ocean is called ________.
- 4. _____ from the Sun causes water to evaporate.