What determines the precision of calculated results based on measurements

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

because of all the things that happen around the us, many people get into arguments which sadly could get physical, but we should actually make a change for that.