1 - Introduction Lectures 1 and 2

If sources and sinks balance and do not change with

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Unformatted text preview: rstand integrated cycles. •  Through this course we will develop some of these building blocks, while con=nuing to explore the rela=onships to the larger Earth system. Important Concept in Global Element Cycling: Reservoir: An amount of material defined by certain physical, chemical or biological characteristics, which under the particular system of interest, can be considered as reasonably homogeneous. Example: oxygen in the atmosphere, sulfur in sedimentary rocks, carbon in the ocean etc. Dimension: mass (M) Flux: The amount of material transferred from one reservoir to another per unit time. Example: rate of evaporation of water from the ocean to the atmosphere, rate of deposition of mercury from the atmosphere to the ocean Dimension: mass/time (F) [Specific studies examine mass/area/time] Source: Flux of material into a reservoir (Q) Sink: Flux of a material out of a reservoir (S) Bud...
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This note was uploaded on 01/30/2014 for the course ESCI 271 taught by Professor Lisakellman during the Fall '12 term at St. Francis Xavier, Antigonish.

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