This is the unit description in the attribute table of the check dam data for Zeng et al., 2023 "Vectorized dataset of check dams on the Chinese Loess Plateau using object-based classification method from Google Earth images"


Attribute	                Unit	Descriptions
Area               	m2	Area of dam land polygon
Shape_leng       	m	Perimeter of dam land polygon
Volume             	10^4 m3	Sediment retention volume of check dam
Mass                	10^4 t	Sediment retention mass of check dam

