1. Edaphic savannas are created by soil conditions. An example is a savanna in Nigeria (not sure about this??)1. How are edaphic savannas formed, and what is one example of an edaphic savanna? 2. Chlorofluorocarbons are responsible for the degradation of which atmospheric layer? 3. Referring to the previous question, which treaty sought to fix that damage? 4. Again referring to question two, this caused a "hole" over which continent?
2. The ozone layer.
3. The Montreal Protocol?