Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Namib Sand Sea' has mentioned 'Dune' in the following places:
Occurrence Sentence Text Source
Southern Namib (between Lxc3xbcderitz and the Kuiseb River) comprises a vast dune sea with some of the tallest and most spectacular dunes of the world, ranging in color from pink to vivid orange.
The complexity and regularity of dune patterns in its dune sea have attracted the attention of geologists for decades, but it remains poorly understood.
Bogenfels Moon Valley Sesriem Skeleton Coast Solitaire Sossusvlei Dune 45 Deadvlei Hiddenvlei Spitzkoppe Welwitschia Plains Swakopmund
Criterion (vii):The property is the worldxe2x80x99s only coastal desert that includes extensive dune fields influenced by fog.
This alone makes it exceptional at a global scale, but it also represents a superlative natural phenomenon on account of the three-part xe2x80x98conveyor systemxe2x80x99 which has produced the massive dune field from material transported over thousands of kilometres from the interior of the African continent by river erosion, ocean currents and wind.
Most dune fields elsewhere in the world are derived from bedrock eroded in situ.
The diversity of dune formations, their ever-changing form and the range of colour and texture create landscapes of outstanding natural beauty.
Criterion (viii): The property represents an exceptional example of ongoing geological processes involving the formation of the worldxe2x80x99s only extensive dune system in a coastal fog desert through transport of material over thousands of kilometres by river, ocean current and wind.
The diversity of the ever-changing dune formations, sculpted by pronounced daily and seasonal changes in dominant wind directions is also exceptional at a global scale within such a relatively small area.
The large size of the area (30,777 km2) ensures that all the active and underlying (fossilized) dune formations and features, causative processes and ancillary habitats are included.
There is potential for serial extension of the Namib Sand Sea beyond the Namib-Naukluft Park and beyond national borders to include other significant dune systems within other protected areas of the larger Namib Desert.