Presentation is loading. Please wait.

Presentation is loading. Please wait.

The Greenhouse Effect Introductory Physics Scott A. Mathews, Ph.D. The Catholic University of America.

Published byMaryann Allen Modified over 9 years ago

Similar presentations

Presentation on theme: "The Greenhouse Effect Introductory Physics Scott A. Mathews, Ph.D. The Catholic University of America."— Presentation transcript:

1 The Greenhouse Effect Introductory Physics Scott A. Mathews, Ph.D. The Catholic University of America

2

3

4 Black Body Radiation I is the amount of energy per unit surface area per unit time per unit solid angle emitted in the frequency range between ν and ν+dν by a black body at temperature T;energysurface areatimesolid angle h is Planck's constant;Planck's constant c is the speed of light; andspeed of light k is Boltzmann's constant.Boltzmann's constant

5 Black Body Curves for Sun and Earth

6

7 Atmospheric Absorption

8

9 “Tipping Point” Non-linear system Positive feedback Changes in Albedo Melting Ice Changes in chemistry Solubility of CO 2 Changes in plant life Effecting Albedo Reducing sequestration

Download ppt "The Greenhouse Effect Introductory Physics Scott A. Mathews, Ph.D. The Catholic University of America."

Similar presentations

Solar Radiation and Insolation

Solar Radiation and Insolation
Solar Energy On how the Sun emits energy as radiation, and how the Earth receives it.

Solar Energy On how the Sun emits energy as radiation, and how the Earth receives it.
Climate Earth’s Radiation Balance. Solar Radiation Budget Life on earth is supported by energy from the sun Energy from the sun is not simply absorbed.

Climate Earth’s Radiation Balance. Solar Radiation Budget Life on earth is supported by energy from the sun Energy from the sun is not simply absorbed.
Solar constant The solar constant is the amount of incoming solar radiation per unit area, measured on the outer surface of Earth's atmosphere, in a plane.

Solar constant The solar constant is the amount of incoming solar radiation per unit area, measured on the outer surface of Earth's atmosphere, in a plane.
Atmospheric Chemistry Global Warming. GasMole Percent N278.08 O220.95 Ar0.934 CO 2 0.03 O3O3 1.0 x 10 -7 Composition of Atmosphere:

Atmospheric Chemistry Global Warming. GasMole Percent N O Ar0.934 CO O3O3 1.0 x Composition of Atmosphere:
What is up with GW? (Global Warming) 1. Tonight – 10/03 Radiation Radiation EM radiation – universe, Sun, Earth EM radiation – universe, Sun, Earth Global.

What is up with GW? (Global Warming) 1. Tonight – 10/03 Radiation Radiation EM radiation – universe, Sun, Earth EM radiation – universe, Sun, Earth Global.
What happens to solar energy ? 1.Absorption (absorptivity=  ) Results in conduction, convection and long-wave emission 2.Transmission (transmissivity=

What happens to solar energy ? 1.Absorption (absorptivity=  ) Results in conduction, convection and long-wave emission 2.Transmission (transmissivity=
Lesson Plan 2 – Day 2 Earth’s Energy Budget. Bell Work: We know that if the Sun kept inputting energy and it didn't go anywhere, then we would eventually.

Lesson Plan 2 – Day 2 Earth’s Energy Budget. Bell Work: We know that if the Sun kept inputting energy and it didn't go anywhere, then we would eventually.
Atmospheric Chemistry Global Warming. GasMole Percent N278.08 O220.95 Ar0.934 CO 2 0.03 O3O3 1.0 x 10 -7 Composition of Atmosphere:

Atmospheric Chemistry Global Warming. GasMole Percent N O Ar0.934 CO O3O3 1.0 x Composition of Atmosphere:
GREENHOUSE EFFECT Climate Change. Greenhouse Effect Is a natural process that permits the Earth to retain some of the heat from the sun. Gases in the.

GREENHOUSE EFFECT Climate Change. Greenhouse Effect Is a natural process that permits the Earth to retain some of the heat from the sun. Gases in the.
Our Atmosphere The Greenhouse Effect. The Sun The Sun provides the Earth with continuous heat and light.

Our Atmosphere The Greenhouse Effect. The Sun The Sun provides the Earth with continuous heat and light.
Greenhouse Effect: The heating of the surface of the earth due to the presence of an atmosphere containing gases that absorb and emit infrared radiation.

Greenhouse Effect: The heating of the surface of the earth due to the presence of an atmosphere containing gases that absorb and emit infrared radiation.
Review Climate Change. Weather vs Climate Weather is the daily atmospheric conditions including temperature and precipitation Climate is the average weather.

Review Climate Change. Weather vs Climate Weather is the daily atmospheric conditions including temperature and precipitation Climate is the average weather.
CH 24.3 Solar Radiation, Pressure, & Wind. Earth’s Energy Balance Input = Sun’s Energy = (Visible light + some UV) REFLECTED: ~ 25 % by clouds, dust,

CH 24.3 Solar Radiation, Pressure, & Wind. Earth’s Energy Balance Input = Sun’s Energy = (Visible light + some UV) REFLECTED: ~ 25 % by clouds, dust,
Lecture 4 Radiation Basics AOSC 434 AIR POLLUTION RUSSELL R. DICKERSON 1.

Lecture 4 Radiation Basics AOSC 434 AIR POLLUTION RUSSELL R. DICKERSON 1.
Physics Behind Global Warming  Stefan-Boltzmann Law  total heat/energy emitted from a surface is proportional to the fourth power of its absolute temperature.

Physics Behind Global Warming  Stefan-Boltzmann Law  total heat/energy emitted from a surface is proportional to the fourth power of its absolute temperature.

Energy Budget. Modes of Energy Travel Heat Energy can travel in three specific ways: Conduction Convection Radiation Since conduction and convection require.

Energy Budget. Modes of Energy Travel Heat Energy can travel in three specific ways: Conduction Convection Radiation Since conduction and convection require.
Earth’s Energy Budget Earth has 2 heat engines: – Internal – External Internal Heat Engine – Energy that drives plate tectonics – Source = radioactive.

Earth’s Energy Budget Earth has 2 heat engines: – Internal – External Internal Heat Engine – Energy that drives plate tectonics – Source = radioactive.
Solar Radiation and Energy Balance Unit 3: Weather and Climate Geo 12 Ms. Thind.

Solar Radiation and Energy Balance Unit 3: Weather and Climate Geo 12 Ms. Thind.

Similar presentations

Ads by Google