During the procedure. If you have an interval tubal ligation as an outpatient procedure, either a needle is inserted or an incision is made through your navel so your abdomen can be inflated with gas (carbon dioxide or nitrous oxide). Then a laparoscope is inserted into your abdomen.
Climatology is the study of the myriad factors that influence weather, and the influence of weather on the environment. These include water, atmosphere, and geology. Climatology studies all of these things over the course of time, typically a 30 year cycle.
Some Christian churches only observe the temporal cycle. In climatology, an annual cycle is the part of a measured quantity's fluctuation that is attributed to Earth's changing position in orbit over the course of the year.