Almost all the development activities of the world are badly affected (hampered) due to increasing rate of population which has not only challenged the very existence of natural resources but also restricted for the betterment of human beings. Obviously, the excessive population growth reduces per capita income, standard of living and creates a number of social tensions. No doubt, efforts have been made to solve various socio eco demographic problems but because of the rising population the desired results are not being achieved.
K M S Yadava teaches Statistics and Mathematical demography at Banaras Hindu University, Varanasi, India. He received his M.Sc and Ph.Din statistics from Banaras Hindu University. He is a member of several professional organisations, he is the author of four books. Surendra S Yadava teaches Social statistics and social demography at the Universityof Northern lowa , Cedar Falls, lowa, U.S.A. He received his M.Sc in Statistics from Panjab Agricultural University, India and Ph.D. in Sociology from the Michigan State University, U.S.A.