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Markus Alexej Persson ( / ˈmɑːrkəs ˈpɪərsən / ⓘ, Swedish: [ˈmǎrkɵs ˈpæ̌ːʂɔn] ⓘ; born 1 June 1979), also known as " Notch ", [ 3] is a Swedish video game programmer and designer. He is the creator of the video game Minecraft, which since its release has become the best-selling video game in history. He founded the video game ...
This is sometimes referred to as a unit of standard atmospheres (atm). Total atmospheric mass is 5.1480×10 18 kg (1.135×10 19 lb), [ 42 ] about 2.5% less than would be inferred from the average sea level pressure and Earth's area of 51007.2 megahectares, this portion being displaced by Earth's mountainous terrain.
The atmosphere of Mars is the layer of gases surrounding Mars. It is primarily composed of carbon dioxide (95%), molecular nitrogen (2.85%), and argon (2%). [ 3] It also contains trace levels of water vapor, oxygen, carbon monoxide, hydrogen, and noble gases. [ 3][ 5][ 2] The atmosphere of Mars is much thinner and colder than Earth's having a ...