Answer:
An example of a slow change is erosion and an example of rapid change is an earthquake.
Answer:
The article is not reflecting current knowledge.
Explanation:
Rick Potts had explained some thing which has already been established and published several years back by various scientist, researchers, biologist, ecologists and geologist.
Re publishing something again will not bring laurel to Pott, instead his article would not be considered a suitable article for reference.
Also , if Pott would have published any thing that talks of a way ahead of those previous publication, even then his article could be referred.
There are living organisms that do these processes alongside one another to sustain a balanced cycle.