I need help answer the qustions ∙ Summarize the most important facts at the beginning ∙ Follow up with important details that add to understanding
∙ Write in third person—without the use of “I” or “You”

places of higher salinity. there are parts of the ocean where hardly any rain falls but warm dry winds cause lots of evaporation. this evaporation removes water – when water vapour rises into the atmosphere, it leaves the salt behind, so the salinity of the seawater increases. this causes the seawater to become denser.

polar areas, such as antarctica or the south pole.