The Greenhouse Effect
When you have completed this chapter you should know about the main issues in the field: That the greenhouse effect is natural, that it depends on certain compounds in the atmosphere and interaction with certain types of energy. Some types of light (energy) can be seen by human beings, others are not visible to us. You should know the three main factors deciding the climate of a planet, that there seems to be an enhanced greenhouse effect of late and why it is of concern to us that the climate may change.