4:173 ATMOSPHERIC AND ENVIRONMENTAL CHEMISTRY

PROF. MARK A. YOUNG

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Lecture Schedule

An approximate lecture schedule is given below:

  • Lecture #1
    • The Atmosphere
    • Introduction
    • the biosphere and chemical cycling
    • atmospheric structure
    • pressure profile
  • Lecture #2
    • temperature profile
    • radiative energy balance
    • surface coordinates and zenith angles
  • Lecture #3
    • global atmospheric circulation
    • chemical composition of the atmospher
    • carbon, nitrogen, sulfur cycles
    • review of kinetics
  • Lecture #4
    • solar irradiance
    • photochemical rates and quantum yields
    • chemistry of the thermosphere
    • chemistry of the stratosphere
      • the ozone layer
      • Chapman mechanism
  • Lecture #5
      • catalytic O3 destruction cycles
      • impact of chlorofluorocarbons (CFCs)
  • Lecture #6
      • ozone hole formation
    • chemistry of the troposphere
      • O3 and OH formation mechanisms
      • photochemical hydrocarbon oxidation
  • Lecture #7
      • OH chemistry
      • NO3 chemistry
      • photochemical smog
      • effect of VOC and NOx on O3 formation
  • Lecture #8
      • biogenic VOC chemistry
    • introduction to aerosols
    • liquid aerosol formation
      • supersaturation
      • Kelvin effect
  • Lecture #9
      • nucleation
      • Kohler theory
    • Henry's Law and trace gas partitioning
  • Lecture #10
    • CO2-water equilibrium
    • acid rain phenomenon
    • trace gas equilibria
    • pollution and remediation strategies
  • Lecture #11
    • atmospheric aerosol
      • sources, sizes, and chemical composition
      • formation and growth mechanisms
      • loss mechanisms
  • Lecture #12
    • heterogeneous atmospheric chemistry
      • gas kinetic and diffusion limited regimes
      • adsorption isotherms
      • aerosols as sinks and sources for trace gases
  • Lecture #13
    • aerosol optical properties
      • light scattering
        • Rayleigh scattering
        • Mie scattering
        • geometric optics
      • extinction by background/volcanic aerosols
  • Lecture #14
    • global climate
      • radiative energy balance
      • greenhouse gas effect
      • radiative forcing and climate sensitivity
      • historical trends
  • Lecture #15
      • aerosol forcing
      • future climate change
    • The Hydropshere
    • global water reservoirs
  • Lecture #16
    • EXAM #1
  • Lecture #17
    • ocean and lake structure and composition
    • properties of water
      • seasonal overturn
      • acid-base properties
  • Lecture #18
      • redox chemistry
    • speciation diagrams
      • effects of ionic strength
      • estuary
  • Lecture #19
    • two-dimensional stability diagrams
      • electron activity
      • redox and acid/base properties of natural waters
      • pe-pH diagram for metals and sulfur species
  • Lecture #20
    • gas-water interactions
      • CO2(g) dissolution
    • CO2(g) equilibrium with CaCO3(s)
      • ocean pH
      • climatic effects and feedback
  • Lecture #21
    • buffer effects
      • alkalinity
      • buffer capacity of natural waters
    • organic material in the hydrosphere
      • DOC and humic material
      • characteristics of humic material
        • composition and structure
      • chemical interactions of humic material
  • Lecture #22
    • photochemistry in surface waters
      • chromophoric species
      • pathways and lifetimes
    • metals in the hydrosphere
      • complex formation and chelation effects
      • speciation
  • Lecture #23
      • Hg and EDTA examples
    • dissolution and deposition processes
      • silica solubility
      • chemical weathering
        • global geochemical cycles
  • Lecture #24
    • colloids and surface chemistry
      • colloid characterization
      • surface functional groups
        • effect of pH
      • surface charge
  • Lecture #25
      • colloid stability
        • effects of ionic strength and pH
      • surface properties at high ionic strength
      • adsorption onto colloids
        • Langmuir and alternative isotherms
  • Lecture #26
      • octanol-water partition coefficients
      • clay colloids
        • structure
        • cation exchange capacity
      • colloid photochemistry
        • semiconductor colloids
  • Lecture #27
    • biotic processes
      • microorganism classification
        • oxidative pathways
      • biotic processes in the carbon-cycle
      • biotic processes in the nitrogen-cycle
        • fixation, ammonification, nitrification, denitrification
  • Lecture #28
    • EXAM #2
  • Lecture #29
    • The Lithosphere
    • composition and structure of the lithosphere
      • minerals and elements
    • weathering processes
      • physical
      • chemical
    • clays
      • structure and chemistry
  • Lecture #30
    • organic matter in soil
      • classification of organic matter
      • composition and formation
      • physical properties of soil
      • chemical properties of soil
  • Final Project Due
Instructor: Prof. Mark A. Young (E-mail)