Mass migrations of humans often occur do to negative pressures such as environmental crises, overpopulation, or war. Some of the largest mass migrations in history have taken place within the lifetime ...

This collection supports and amplifies research related to SDG 1, SDG 8, SDG 10, SDG 11, and SDG 13. Over the past decades, environmental changes and disasters such as landslides, flooding, and ...

The vast desert of the Arabian Peninsula was not always an arid landscape. A recent study reveals that this region was once home to a vast lake and river system. These favorable conditions fostered ...

The human species is on the move. Last year there were more people living outside of their birth countries than at any other time in modern history, according to the United Nations. It’s a sea change ...

A groundbreaking discovery in northern Saudi Arabia has uncovered ancient human footprints that shed new light on the migration of early humans out of Africa. These traces, preserved in the arid ...