WONDER #2474: Was the Sahara Desert Once a Green Oasis?
Question 1 of 3
The ______________________ built a civilization in the Sahara Desert between 1 and 500 C.E.
Question 2 of 3
Changes in Earth’s orbit have always affected what in the Sahara, according to this Wonder?
- Cloud cover
- Dust storms
Question 3 of 3
This Wonder was mostly about...
- the largest deserts on Earth.
- the best times of year to visit the Sahara.
- why people should be more careful about overgrazing.
- what the Sahara used to be like and how it became a desert.
Check your answers online at https://wonderopolis.org/wonder/was-the-sahara-desert-once-a-green-oasis.