Natural Variation. Natural variation includes internal and external variability influences such as the solar Schwabe cycle, oceanic cycles, seasonal influences based on changes caused by the interaction of the various natural oscillations in the climate system.
Answer by solver91311(22529) (Show Source): You can put this solution on YOUR website! It means raised to the power of. So if you see x^2, then it means x raised to the power of 2, which is to say x squared or . If you only see x^, then the writer is incorrectly using the symbol, probably to mean x^2, i.e. .
In a simple numerical equation, expressions made of numbers and operations appear on each side of an equals sign. The equals sign means that the two expressions have the same value. For example, 3 + 9 = 12 is an equation. The expression on the left, 3 + 9, has the same value as the expression on the right, 12.