Thaw depth Thaw depth In soil science, the thaw depth or thaw line is the instantaneous level down to which the soil has warmed to zero degrees celcius. The active layer thickness is the maximum thaw depth over a period of two years. The layer of soil over the thaw depth is called the active layer, while the soil below is called permafrost. The term frost front refers to the varying position of the thaw line during the periods of freezing/thawing. The knowledge of the thaw depth is important for the two major reasons: its influence on the ecology and on construction
Less Than Zero (song) in his 2015 autobiography, "Unfaithful Music and Disappearing Ink", "I'm not sure if anyone in Cleveland has ever heard of Oswald Mosley or gave a damn about him when we played "Less Than Zero" that night. It was just some rock and roll music with a fashionable-sounding title". Later, he substantially rewrote the lyrics to refer to Lee Harvey Oswald. This was a reference to the common misconception among American fans that this was the "Mr. Oswald" referred to in the original lyrics. This version is usually referred to as the "Dallas version" and is available as a bonus track