When barchan dunes become highly elongated, they may form into longitudinal dunes, also known as linear dunes. In other parts of the world, such as in Africa, great fields of longitudinal dunes can dominate the landscape for hundreds of miles.
When barchan dunes become highly elongated, they may
form into longitudinal dunes, also known as linear dunes. In other parts of
the world, such as in Africa, great fields of longitudinal dunes can dominate
the landscape for hundreds of miles.