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Lecture1_notes - Welcome to Air Pollution Climatology GEOG...

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1/13/11 1 Welcome to Air Pollution Climatology January 11, 2011 GEOG 371 The Essentials O Meeting time: Tuesday and Thursday 9:30-10:45 AM O Be on time to class! O Come prepared to class – notebook, readings completed, bring your homework O Attendance is important. Missed work (including quizzes) cannot be made up!
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1/13/11 2 The Essentials O Finding me: O Callcott Room 120 O Office Hours: O Monday 2-3:30 O Wednesday 11-12 O Email: [email protected] O Please include “GEOG 371” in the subject line The Essentials O Textbook available at the bookstore on campus. O Course materials will be on blackboard – check frequently O 10 Homeworks O 2 “projects” O Unannounced quizzes
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1/13/11 3 The Essentials O Academic misconduct will not be tolerated: O Plagiarism O Cheating O Collusion O Data distortion O University policy at www.sc.edu/policies/staf625.pdf Expectations O Homework 15 % O Quizzes 10 % O Exam 1 20% O Exam 2 20% O Final Project 15% O Final Exam 20%
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1/13/11 4 Getting to know you O Introductions: O What do you want to learn from the course? O Pre quiz and background questions Air Pollution Fundamentals
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1/13/11 5 Definition of Air Pollution Buildup in the air of anthropogenically-emitted gases and/or aerosol particles in concentrations sufficiently high to cause damage to humans, plants, animals, other life forms, ecosystems, structures, or works of art. Definition of Air Pollution An atmospheric condition in which substances are present at concentrations higher than their normal ambient (clean atmospheric) level to produce significant effects on humans, animals, vegetation or materials Seinfeld, J.H. (1986) Atmospheric Chemistry and Physics of Air Pollution. Wiley-Interscience, New York
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1/13/11 6 Definitions Gas. Individual atoms or molecules suspended in the air in the gas phase. Particle. Aggregate of atoms and/or molecules in the liquid and/or solid phase. Aerosol. Ensemble of solid, liquid, or mixed-phase particles suspended in air. Aerosol particle. A single liquid, solid, or mixed-phase particle among an ensemble of suspended particles.
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1/13/11 7 Definitions Hydrometeor. Ensemble of solid, liquid, or mixed-phase particles containing primarily water. Hydrometeor particle. A single particle among an ensemble of particles containing primarily water. Definitions Atom. Nucleus containing 1-92 positively-charged protons and 0-146 zero-charged neutrons surrounded by 1-92+ negatively charged electrons in orbit around it. Ion. Atom with a different number of protons from electrons. Atomic mass. Average mass of protons plus neutrons in the nucleus of an atom. Atomic number. Number of protons in an atomic nucleus.
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1/13/11 8 Definitions Element. Single atom or substance composed of several atoms, each with the same atomic number.
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