Photo by Gu Pengbo, China Daily Fog shrouds Changsha, capital of Hunan province, in the morning of Feb 
24, 2022. The phenomenon, known as advection fog, forms when moist air 
moves above a colder surface.
Scenery of advection fog in Changsha
						Editor:阮梓峰
Source:China daily
Updated:2022-02-28 09:08:56
					
					Source:China daily
Updated:2022-02-28 09:08:56
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