The Sahara is often thought of as the driest desert in the world, but there is in fact a desert that is even older and more ...

This story appears in the November 2012 issue of National Geographic magazine. I got my first lesson in the physics of sand dunes in 1998 on an expedition into the Sahara. In order to take aerial ...

Little Kobuk Sand Dunes, and the Hunt River Dunes. The park lies in Northwest Alaska — just 75 miles to the east of Kotzebue — where, despite the latent threats from climate change and ...

As sand dunes establish, plants start to form and grow ... In addition, the natural flows of sediment along a beach or down a river may also be interrupted and changed.

The modelling suggests that it would have taken around 210,000 years to accumulate the amount of sand around Narabeb (those 110m high dunes). This number is remarkably close to the oldest age for the ...

This rare plant is found exclusively on dunes found along the Columbia River in central Washington. Gray cat’s eyes are threatened by habitat loss to dams, agriculture and off-road vehicles. Other ...

Archaeologists removed the sand dune, then built a “protective wall ... from the shipyards established by Russia along the Volga River and the southern coasts … of the Caspian Sea.” ...

Also save time for exploring the 450-acre Silver Lake Sand Dunes State Park ORV Area, where you'll find the only dunes east of the Mississippi River that permit off-road vehicles. Yes No ...