At first glance, you'd never think the rolling white sand dunes of southeastern New Mexico and west Texas held the largest stand ... the Center petitioned for the animals to be listed under the ...

A few minutes of joyriding” through Death Valley dunes caused “significant damage” to rare plants, some of which are only found in the national park, rangers said. Sometime between late December and ...

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 ...