China sandstorm: Xi'an covered in yellow hazePublished19 FebruaryImage source, Hua Shang DailyImage caption, A yellow, sandy haze has covered the city of Xi'an, China. The area was hit by a sandstorm at the weekend that brought low visibility and strong windsImage source, NurPhotoImage caption, Sandstorms are caused by very strong winds that pick up large amounts of sand and blow them through the air. They're quite common near sandy areas, like desertsImage source, Hua Shang DailyImage caption, The storms created issues for people trying to travel, and emergency workers had to rescue people who were stranded by the storms. Because of all the sand in the air, it was very difficult for drivers to see where they were goingImage source, NurPhotoImage caption, The Shaanxi Provincial Meteorological Observatory had put out a yellow weather warning for sandstorms, telling people to be careful when outsideImage source, NurPhotoImage caption, Some tourists visiting Xi'an wore facemasks to protect themselves from the sand in the air. Shaanxi is very popular with tourists, as it is home to the Bingmayong - also known as the famous Terracotta ArmyMore on this storySandstorms bring air pollution concerns for Asian countriesPublished17 April 2023Photographer snaps mega-rare 'aurora curls'Published1 February