Understanding Spectra from the Earth

	Introduction: The Blue Planet
	1. Light and Radiation What is light? The radiation spectrum Electromagnetic waves Photons Spectral analysis Measuring light intensity Taking images Instruments in space
	2. Thermal Radiation (coming soon) Black bodies and grey bodies Radiation balance and spectral signatures Solar radiation Radiation from the earth Measuring the earth surface temperature from space
	3. Scattering (coming soon) Light scattering by atoms and molecules Signals from dust and clouds METEOSAT and weather forecast Sahara sand storms seen from space Diffraction of light, the rainbow Scattering of microwaves, rainfall measured with radar

	4. Absorption (coming soon) Intensity loss of light by absorption Fraunhofer lines in the sunlight spectrum Ozone, the shield against UV radiation The greenhouse effect and climate change Vegetation on land and algae in the oceans measured from space
	5. Exercises Exercises for the use in class, as homework, etc.
	6. Learn More Additional information to specific topics
	7. Literature References A list of references to literature and data sources and suggestions for further reading
	8. Image Credits A list of all images used in the tutorial with indications of their sources
	9. Links A list of useful external links to deepen your knowledge about light and colours
	10. Authors A list of the authors who created the tutorial about spectra from the earth
	11. Worksheets A list of worksheets and related information for use in class (This link is only visible for teachers)

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