Trace Gas Theory

A simplified view of global pollution.  

Flow in: from factories, automobiles, .......

Flow out: uptake by plants, soils, and ocean, photodissociation in the stratosphere, and chemical reactions in the atmosphere.

I.  Definition of terms.   Click here to familiarize yourself with the basic terms used in reference to atmospheric trace gases.  Emission Source, Atmospheric Life-time, and Atmospheric Concentration, equilibrium concentration, growth rate, removal rate.

II. Basic equations and Equilibrium

Click here for a description of the numerical global pollution model.

III.  Global Pollution Assignment    Here is the question sheet Assignment2(pdf_274k)