The ocean plays a key role in this vital cycle of water. The ocean
holds 97% of the total water on the planet; 78% of global
precipitation occurs over the ocean, and it is the source of 86% of
global evaporation. Besides affecting the amount of atmospheric water
vapor and hence rainfall, evaporation from the sea surface is
important in the movement ...
Areas of high elevation, such as mountain ranges, often drain the air of its moisture. As the air rises up the mountain, it cools. As the air cools, it loses its ability to hold water. The water then condenses out of the air and falls as precipitation.
The high altitudes of mountains often receive a significant amount of precipitation. Often, this ...