Prevailing winds and pressure belts are major climate controls. A belt of low pressure known as the intertropical convergence zone (ITCZ) lies along the Equator. On either side of the equatorial low, between 25Â° and 30Â° latitude in each hemisphere, is a belt of high-pressure centers over the oceans. From the equatorial side of these subtropical highssuch as the Hawaiian high.
The normal breathing rate for a 4 month old baby is between 30 and 60 breaths per minute.
Toddlers between 1 and 3 breathe 20 to 30 times a minute. The normal respiratory rate for 6- to 12-year-olds is 14 to 22. From 12 years of age onward, the normal respiration rate runs 12 to 18 times a minute, according to Medline Plus.