WebThe lowest portion of the atmosphere is the troposphere, a layer where temperature generally decreases with height. This layer contains most of Earth’s clouds and is the … Earth's atmosphere. Lower four layers of the atmosphere in three dimensions as seen diagonally from above the exobase. Layers drawn to scale, objects within the layers are not to scale. Aurorae shown here at the bottom of the thermosphere can actually form at any altitude in this atmospheric layer. See more The atmosphere of Earth is the layer of gases, known collectively as air, retained by Earth's gravity that surrounds the planet and forms its planetary atmosphere. The atmosphere of Earth creates pressure, absorbs most See more In general, air pressure and density decrease with altitude in the atmosphere. However, the temperature has a more complicated profile … See more Pressure and thickness The average atmospheric pressure at sea level is defined by the International Standard Atmosphere as … See more Earliest atmosphere The first atmosphere consisted of gases in the solar nebula, primarily hydrogen. There were probably … See more The three major constituents of Earth's atmosphere are nitrogen, oxygen, and argon. Water vapor accounts for roughly 0.25% of the atmosphere by mass. The concentration of water vapor (a greenhouse gas) varies significantly from around 10 ppm by … See more Solar radiation (or sunlight) is the energy Earth receives from the Sun. Earth also emits radiation back into space, but at longer wavelengths … See more Atmospheric circulation is the large-scale movement of air through the troposphere, and the means (with ocean circulation) by which heat is … See more
Properties of Earth
WebThe lower boundary of the stratosphere can be as high as 20 km (12 miles or 65,000 feet) near the equator and as low as 7 km (4 miles or 23,000 feet) at the poles in winter. The lower boundary of the stratosphere is called the tropopause; the … WebFeb 24, 2024 · ozone layer, also called ozonosphere, region of the upper atmosphere, between roughly 15 and 35 km (9 and 22 miles) above Earth’s surface, containing relatively high concentrations of ozone molecules … raymond baptist church.com
What Is the Atmosphere? Function and Features
WebThe remaining less than 1% of the atmosphere is a mixture of gases, including Argon (Ar) and carbon dioxide (CO 2). The atmosphere also contains varying amounts of water … WebJul 21, 2024 · One idea to keep the planet from heating up is to seed an upper layer of the atmosphere with aerosols that would reflect a portion of the sun's energy back into space. WebApr 11, 2024 · The LBL calculations of the eigenradiation field of the Earth’s atmosphere were carried out with a frequency resolution of 0.001 cm −1 and calculations using the … simplicity car care greenwood