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
Somebody That I Used to Know named best male artist and producer of the year. The song came ninth in the Triple J Hottest 100 of the Past 20 Years, 2013. In 2013, the song won two Grammy Awards for Best Pop Duo/Group Performance and Record of the Year. Commercially, "Somebody That I Used to Know" is Gotye's most successful and signature song. It has topped charts in the US, UK, and Australia, as well as 23 other national charts, and reached the top 10 in more than 30 countries around the world. The song has sold more than 13 million copies worldwide, becoming one of