Star dunes - sometimes called pyramid dunes - stand out among sand dunes for their towering height and eye-catching form.

Behind many of these beaches are sand dune systems which provide homes for ... the natural nutrient and water cycles are also altered. In addition, the natural flows of sediment along a beach ...

Students are swapping their textbooks for shovels in a mission to restore sand dunes at Coney Island Creek. It's considered one of the most polluted waterways in New York City. For decades ...

Great Sand Dunes National Park, spanning over 225 square miles in southern Colorado, is home to North America's tallest and broadest dunes. Among these ... Pack water (more than you think you ...

From the iconic white sand beaches of Rio de Janeiro ... which transforms the dunes into a mesmerizing spectacle of water-filled basins. These temporary lagoons, formed by the seasonal rains ...

Their roots act to stabilize the sand. Healthy dunes covered in vegetation are normally harder to erode. But as beaches are washed away during large storms and the water level rises, larger waves ...

Huge volumes of sand have been swept offshore by Cyclone Alfred’s waves, leaving beaches and dunes looking very different.