Answer: The following event shows an effect of human-led climate change in a tropical climate zone:
Higher temperatures cause drier conditions in the Amazon rain forest.
Step-by-step explanation: The mean rise in the global temperature has directly resulted in the growing prevalence of loss of vegetation. This has, in turn, affected the average precipitation levels in the Amazon rain forest. Decreasing rains in the region have decreased the availability of the water making in reach negatives and it is thus intensifying drier conditions.