Simple Explanation: 1.Hyperventilating is a under seen action that will change the environment with rapid Oxygen intake and rapid Co2 influx 2. Secreting any bodily fluid is production of matter that will change the environment based on the situation (; 3. Smoking, that’s a given, you are inhaling toxic material and also putting smoke toxins into the atmosphere damaging the earth little by little.
The fetus is more prone during the 3rd to 8th week of pregnancy. The earlier the teratogen is exposed to fetus, the severe the effect is likely to be caused.