Geological processes are things that happen relating to the earths natural features like soil and rocks. There aren't many geological processes that occur in the amazon rainforest, however there are small amounts of erosion as well as weathering.
The following articles about geographical processes were written by Doctor Caitlyn Cormack. She has received a masters degree; PhD for research and academia in structural geology. She has published a book "On The Origin Of Species" based on the studies about the specimens of the globe that were taken while travelling around the world.