Answer:
An era in which human activity is altering the planet in permanent ways.
Explanation:
The word "anthropocene" was made popular by Paul J. Crutzen, a Nobel-prize winner for his climate change research. It comes from the word "anthro," which means human and "cene," which means new. This means that humans altered the planet permanently by causing the mass extinction of several species, polluting the environment and so on. All of these activities led to irreversible situation in the world.
