Introduction to Atmospheric Science

Course Description

This is a science and engineering course in introduction to Atmospheric Science, by Science Prof. C. Balaji, Department of Mechanical Engineering, IIT Madras.

Course outline:
Introduction: The components of the climate system- oceans, cryosphere, terrestrial biosphere, earth’s crust and mantle, Role of various components in climate, Hydrological cycle, Carbon cycle, Brief history of climate and the earth system

Atmospheric thermodynamics: Gas laws, Hydrostatic equation, First law, Adiabatic processes, Water vapour in air, Static stability, Second law and entropy, atmospheric dispersion

Radiative transfer: EM spectrum, Radiation laws, Physics of absorption, emission and scattering, Radiative transfer in atmosphere, Planetary radiation budget, Introduction to Remote Sensing

Atmospheric Dynamics: Equations of motion, Geostrophic approximation, Atmospheric General Circulation

Atmospheric Boundary Layer: Surface energy balance and bulk aerodynamic formulae- Vertical structure

Climate dynamics: Present day climate- Climate variability – Climate sensitivity and feedback – Global warming – Climate monitoring and prediction

Introduction to Atmospheric Science
Prof. C. Balaji in Lecture 2, explaining Chemical Composition of the atmosphere
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Video Lectures & Study Materials

Visit the official course website for more study materials: http://nptel.ac.in/syllabus/119106008/

# Lecture Play Lecture
I. Introduction and Earth system
1 Introduction to Atmospheric Science (45:58) Play Video
2 Atmosphere - A Brief Survey: Pressure, Temperature and Chemical composition) (45:47) Play Video
3 Atmosphere - A Brief Survey: Vertical structure of the atmosphere (48:47) Play Video
4 Vertical structure of atmosphere contd ... and The Earth system - Oceans (47:42) Play Video
5 The Earth system – Oceans Contd... and Marine biosphere (42:19) Play Video
6 The Earth system – Hydrological cycle (46:52) Play Video
7 The Earth system – Hydrological cycle contd ... and Carbon cycle (52:21) Play Video
II. Atmospheric Thermodynamics
8 The Earth system – Carbon cycle contd..., and Carbon in the oceans Earth's crust (55:13) Play Video
9 The Earth system -- Carbon in the oceans Earth's crust (48:12) Play Video
10 Atmospheric Thermodynamics- Introduction (50:24) Play Video
11 The hydrostatic equation (49:58) Play Video
12 Hypsometric equation and pressure at sea level (50:08) Play Video
13 Basic Thermodynamics (49:09) Play Video
14 Concept of air parcel and dry adiabatic lapse rate (44:21) Play Video
15 Potential temperature (48:18) Play Video
16 Skew-T ln-P chart (46:48) Play Video
17 Problems using Skew-T ln-P chart (48:05) Play Video
18 Problems using Skew-T ln-P chart (40:02) Play Video
19 Problems using Skew-T ln-P chart (41:02) Play Video
20 Lifting Condensation Level (LCL) (43:09) Play Video
21 Lifting condensation level Contd... (46:22) Play Video
22 Saturated Adiabatic and Psuedo-adiabatic processes (46:43) Play Video
III. Radiative Transfer
23 Equivalent potential temperature and wet bulb potential temperature (47:39) Play Video
24 Normand's rule - Chinook winds (46:16) Play Video
25 Problems on Chinook wind and static stability (44:48) Play Video
26 Static stability-Brunt-Visala frequency (44:43) Play Video
27 Conditional and convective instability (48:43) Play Video
28 Static stability - Problems using radiosonde data and skew T ln P chart (46:43) Play Video
29 The second law of thermodynamics – Clausius Clapeyron relation (42:19) Play Video
30 Clausius Clapeyron relation contd.. (45:40) Play Video
31 Atmospheric radiation – Radiation laws (46:27) Play Video
IV. Atmospheric Dynamics
32 Planck's distribution and Inverse square law (46:52) Play Video
33 Physics of scattering, emmision and absorption (47:44) Play Video
34 Physics of scattering, emmision and absorption contd... (40:28) Play Video
35 Radiative Transfer Equation – Derivation (50:12) Play Video
V. Atmospheric Boundary Layer
36 Radiative Transfer Equation contd.. (41:33) Play Video
37 Radiative heating profiles of the atmosphere (35:20) Play Video
VI. Climate Dynamics
38 Climate Dynamics – Introduction (33:40) Play Video
39 Climate sensitivity and feedback (51:51) Play Video
40 Climate change (46:43) Play Video
41 Atmospheric dynamics (45:12) Play Video

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