In 1995,2000,2005,2010 in Wuhan Landsat remote sensing image as the main data sources, using coupling methods, research nearly 20 years (1991--2010) to Wuhan City, the process of urbanization, the lake and the evolution of both spatial and temporal coupling relationship. The results showed that..(1)the urbanization of Wuhan City in 1991--2001,2001--2010 slower faster speed~(2) the total area of lakes in Wuhan reduction 1995--2000 2000--2005 2010 increases, including the main city lake area has been reduced=(3) the overall urbanization a...