Atmosphere of Earth (see the temperature section, below). Because the general pattern of the temperature/altitude profile is constant and measurable by means of instrumented balloon soundings, the temperature behavior provides a useful metric to distinguish atmospheric layers. In this way, Earth's atmosphere can be divided (called atmospheric stratification) into five main layers. Excluding the exosphere, the atmosphere has four primary layers, which are the troposphere, stratosphere, mesosphere, and thermosphere. From highest to lowest, the five main layers are: The exosphere is the outermost layer of Earth's atmosphere (i.e. the upper limit of the atmosphere). It extends from the exobase, which is located at
The End Is Where We Begin (album) The End Is Where We Begin (album) The End Is Where We Begin is the sixth studio album by Canadian rock band Thousand Foot Krutch. It was released on April 17, 2012 in the United States, and was released in Canada on May 8, 2012. Vocalist Trevor McNevan has stated "the record is some of the heaviest stuff we've done and some of the lightest". On November 29, 2011 they announced that they would be leaving Tooth & Nail Records to release the album independently. The band has set up a webpage offering various fans pre-release packages in exchange for