Answer:
Wastewater treatment
Explanation:
The major aim of wastewater treatment is to remove as much of the suspended solids as possible before the remaining water, called effluent, is discharged back to the environment. As solid material decays, it uses up oxygen, which is needed by the plants and animals living in the water.
Answer:
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Answer:
Altitude and relief features.
Explanation:
- In Ethiopia, the climate changes mostly with altitudes and stays from hot to arid and to cool in plateaus. As t located near the equator, the country has variations in climate throughout the year.
- There exist various plateaus such as Ethiopian highland and mountainous ranges in the country which is responsible for the different climate of the places.
