EARTHSC 2GG3 Lecture Notes - Lecture 12: Meteorology, Water Cycle, Water Vapor
17 Dec 2019
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Document Summary
To recognize and modify the changes we have initiated, we need to understand how the earth works as a system. The effect of humans on earth are extensive: when we make a change how many things is it affecting down the line. Earth system science: the aim is to study how the components of the system are linked on a global scale and how these complex links affect life on earth: atmosphere, oceans. Constitute about 99% by volume of all atmospheric gases (n, o, ar: nitrogen composes about 78% of the volume of all permanent gases, relatively unimportant to atmospheric dynamics, oxygen composes about 21% of atmospheric gases by volume. It also enters the atmosphere through the burning of fossil fuels by people: Increased greatly since the industrial revolution: as we burn more stuff we take the trapped co2 and release it not the atmosphere and increase the levels.
