XIAN, China, Sept. 1 (UPI) --New research suggests China's Loess Plateau, the largest dust deposit in the world, was formed by the winds blowing across the Mu Us Desert -- like a leaf blower piles ...

Loess is a very fine-grained sediment with just some traces of larger sand grains. Loess forms many hundreds of feet thick, very homogenous, deposits, covering almost ten percent of Earth’s surface.

China's Loess Plateau was formed by wind alternately depositing dust or removing dust over the last 2.6 million years. The new study is the first to explain how the steep-fronted plateau formed: wind ...