Ancient Rock Art in Chad Reveals Sahara's Past Greenery and Potential Future Changes
Petroglyphs found on sandstone in a national park in Chad depict wildlife that inhabited the region prior to significant water loss approximately 6,000 years ago. Researchers are examining whether the Sahara Desert, historically not always arid, might experience a return to greener conditions. The artwork serves as evidence of the area's previous ecological state.
Key facts
- Petroglyphs in Chad show ancient wildlife
- Sahara Desert lost much of its water around 6,000 years ago
- Scientists are investigating potential greening trends
- The desert has not always been dry throughout history
- Art provides historical evidence of environmental change
Entities
Locations
- Chad
- Sahara Desert