Learn about the time period that took place 23 to 2.6 million years ago. 3 min read From afar, Earth looked much as it does today when the Neogene period began. But looks are deceiving.

Global warming is producing a rapid loss of plant species—according to estimates, roughly 600 plant species have died out since 1750—twice the number of animal species lost. But which species are hit ...

In the Palaeogene, the continents drifted even closer to their present-day positions, and during the following Neogene Period the world was cooler and the effects of seasonality were more widely felt.