Why is it necessary to systematically and in different places of the globe measure atmospheric pressure? What does this have in meteorology?

Knowledge of atmospheric pressure is very important for predicting the weather for the coming days, since a change in atmospheric pressure is associated with a change in weather. A barometer is a necessary device for meteorological observations.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.