The statement on Thursday was made in a speech before the UN Human Rights Council in Geneva, Switzerland.
Israel's military operations in the northern part of the West Bank have led to the displacement of around 32,000 residents, Türk specifically pointed out. He also warned that "concerns are growing about ethnic cleansing."
New internationally criticized rules for Israeli settlements in the West Bank are believed to affect the population composition.
Overall, Israel's actions appear to aim to create permanent demographic changes in Gaza and the West Bank.
