It can be shown and proven right in front of you. You can also interact with it.
Primary succession is beginning.
Primary succession is when a disaster destroys the environment, leaving no soil and no organisms left. This is evident by the bare rock. Lichens are a pioneer species, meaning they are one of the first organisms that show up.
D. fungal infection cannot be treated :)
The variation difference in annual temperature between the southern and the northern hemisphere is due to the fact that the southern hemisphere has a large quantity of water area compare to the northern hemisphere which has large mass of land. The large body of water in the southern hemisphere helps in regulating the tempratrue of the area and keep it fairly constant.
