The impact of environmental pollution on fertility is becoming increasingly evident. The deterioration of the quality of the environment on which people depend for their survival in recent years is silently affecting human fertility. Man-made chemicals are widely used, their types and production are increasing, and people are constantly exposed to them in the most basic activities such as living, transportation, eating, dressing and resting, and accumulate in the body The impact of environmental pollution on female fertility is mainly manifested in menstrual disorders and ovulation disorders, amenorrhea, scanty menstruation and even premature ovarian failure are more common. For example, manganese can make 60% of affected women not ovulate and 30% of luteal insufficiency; chromium, copper, lead, mercury, radium, etc. can reduce fertility; pesticides can cause estrogen metabolism disorders, resulting in infertility; benzene, alcohol compounds, chloroethane, 666, hydrocarbons, polymers, phthalocyanine dyes can reduce estrogen secretion and affect fertility. Modern livestock, poultry, fish and other feeds contain a large amount of estrogen, which can lead to polycystic ovaries and infertility after women consume them with persistently high estrogen in their bodies. Environmental pollution to men mainly affects sperm quality, such as lead, alkylmercury, antimony, chlorobutadiene, vinyl chloride, caprolactam, dinitrotoluene, diammonium toluene, etc. can reduce sperm, decreased vitality; lead and alkylmercury can cause loss of libido; carbon disulfide can cause testicular poisoning. Especially in the Pearl River Delta region, where industrialization is high, the impact of environmental pollution on people’s fertility is more serious than in other areas.