What is the enormous desert that stretches across north africa?

Which statement about portugal is not true? a. it granted independence to its last colony in 1975 b. it has avoided conflict with spain c. it was a leader in european world exploration in the 1400s d. its economy is changing from agricultural to industrial b. it has avoided conflict with spain

In russia which of these challenges affects the transportation of both petroleum products and other goods?

The middle east is especially rich in deposits of