The largest known population of the ancient plants grows on fossilized sand ridges in the north and could prove helpful for the olive industry during climate change, researchers say ...

These ridges, which can reach up to 100 feet (30 ... See all the best images of Earth from space A group of five barchan, or "horned," sand dunes can be seen in a zoomed-in version of the 2013 ...

Sand deposition, accretion ... symmetrical to asymmetrical dune ridges. The morphology of foredunes is varied but they can be classified into three main types: incipient foredunes, established ...

Behind many of these beaches are sand dune systems which provide homes for diverse forms of wildlife including plants and insects, some so highly specialised that without these dune habitats ...

Sand tiger sharks, also known as gray nurse sharks, have a deceivingly ferocious look. They are large-bodied and display a mouthful of sharp teeth that protrude in all directions, even when the ...

The difference is a matter of size: ripples are small ridges of sand with a height (amplitude) typically less than 4 cm and wave lengths (crest to crest) less than 60 cm, while dunes have the same ...

Scientists outline the urgency to better identify the significant damage sand extraction across the world heaps upon marine biodiversity. In the delicate balancing act between human development ...