Human footprints provide snapshot of last interglacial ecology in the Arabian interior.

The article focuses on the nature of human dispersals out of Africa has remained elusive because of the poor resolution of paleoecological data in direct association with remains of the earliest non-African people. It mentions that hominin and non-hominin mammalian tracks from an ancient lake deposit in the Arabian Peninsula. It also mentions that paleoecological evidence indicates a well-watered semi-arid grassland setting during human movements into the Nefud Desert of Saudi Arabia.