Which Biome is Rapidly Expanding into the African Sahel

Question

Which biome is rapidly expanding into the African Sahel?
A) Tropical deciduous forest
B) Desert
C) Savanna
D) Tropical rain forest
E) Chaparral

Accepted Answer

The desert biome is rapidly expanding into the African Sahel due to desertification, which is driven by climate change and unsustainable land use practices.