Nowruz said his ministry's statistics show 30,000 people were displaced in the last month.
The head of the parliament's committee on the displaced, Haidar al-Ibadi, said 70 percent of those displaced are Shi'ite Muslims.
Click to enlarge the image.
SUNNI, SHI'A: Iraq is riven along sectarian lines, faults that frequently produce violent clashes and are a constant source of tension. Sectarian concerns drive much of Iraqi politics and are the main threat to the country's fragile security environment.