Volunteers clear sour fig to protect sand dunes

The 15-strong team joined the Alderney Wildlife Trust to remove sour fig, which is thought to have been introduced after ...
Smithsonian Magazine

Scientists Unravel the Mysteries of Earth’s Towering Star Dunes—Massive, Moving Mountains of Sand

From the ground, star dunes look like towering, pyramid-shaped mounds of sand. But when viewed from above, their namesake shape becomes more obvious: Tendrils of sand radiate out from a central peak, ...