近半个世纪以来,正常男子精子密度平均减少了40%～50%,而且精子数量还在以每年2%的速度下降,将来男性不育症发生率可能高于目前文献报道的12%～15%,甚至达到30%以上。1994年在开罗召开的国际人口与发展大会上提出了“2015年人人享有生殖健康”的宏伟目标。全世界都很重视对男性生殖的研究,其中环境污染对男性生育力的 Nearly half a century, normal men’s sperm density decreased by 40% to 50% on average, and the number of sperm is still 2% annual rate of decline, the future incidence of male infertility may be higher than the current literature reported 12% to 15 %, Even up to 30% or more. At the International Conference on Population and Development held in Cairo in 1994, the grand goal of “Reproductive Health for All” was set forth in “2015.” The world attaches great importance to male reproductive research, in which environmental pollution on male fertility