"The historical circumstance of interest is that the tropical rain forests have persisted over broad parts of the continents since their origins as stronghold of the flowering plants 150 million years ago"

This quote by E. O. Wilson highlights the remarkable historical circumstance of the tropical rain forests. These forests have been around for a very long time, given that the origin of flowering plants 150 million years back. This is an outstanding task, as the tropical rain forests have actually managed to continue over broad parts of the continents for such an extended period of time. This quote serves to remind us of the importance of the tropical rain forests and the requirement to secure them. It also serves to advise us of the incredible history of the world and the value of maintaining its natural appeal. The rain forest are an essential part of the world's history and need to be protected for future generations.