What we need are habitats that both support ecological diversity and remain resilient to climate change. (massaudubon.org)
The forest today looks very similar to mature rainforest — it has much of the structure of established forest, but what it lacks is the enormous ecological diversity. (scientificamerican.com)
The fossil record suggests that ecological diversity did not fully recover until several million years after the main pulse of the extinction. (sciencedaily.com)