Ask most of the middle east
They will say "Water desalination".
Ask a survivor, he would say
"Distillation".
Answer:
Explanation:
The countries with the largest IDP populations were Syria (7.6 million), Colombia (6 million), Iraq (3.6 million), the Democratic Republic of the Congo (2.8 million), Sudan (2.2 million), South Sudan (1.9 million), Pakistan (1.4 million), Nigeria (1.2 million) and Somalia (1.1 million).