Atmosphere of Earth However, polar stratospheric or nacreous clouds are occasionally seen in the lower part of this layer of the atmosphere where the air is coldest. The stratosphere is the highest layer that can be accessed by jet-powered aircraft. The troposphere is the lowest layer of Earth's atmosphere. It extends from Earth's surface to an average height of about , although this altitude varies from about at the geographic poles to at the Equator, with some variation due to weather. The troposphere is bounded above by the tropopause, a boundary marked in most places by a temperature inversion (i.e. a layer of
This Is What the Truth Feels Like outside the top 10. The following week, "This Is What the Truth Feels Like" dipped 54 positions, the week's largest drop. In Australia, the album debuted at number six, becoming her third consecutive top-ten solo album. "This Is What the Truth Feels Like" was the week's second highest debut, and was present for two weeks before departing the chart. On France's SNEP albums chart, it entered at number 44, becoming her lowest debut behind "The Sweet Escape"s peak at number 33. The album fared moderately well on Switzerland's Hitparade, where it became her second highest performing album, peaking at number