China Damming Lhasa River Into Artificial Lakes

artificial - adj. not natural or real

sedimentation - n. the natural process in which stone is carried to the bottom of a body of water and forms a solid layer

capacity - n. the largest amount that can be held or contained

migrate - v. to move from one area to another at different times of the year

quote - v. to repeat something said or written by another person

propagate - v. to produce