6th Mass Extinction?

Humans are killing off species thousands of times faster than nature creates them, new research finds.

The modern rate of extinction across species is 1,000 times that of the background rate before humans began altering the globe and thousands of times faster than the creation of new species, according to a new study in the journal Conservation Biology. The findings echo and expand on previous research published in the journal Science, which also suggested that humans are on the verge of causing a sixth mass extinction on Earth.

Read more from Stephanie Pappas at LiveScience.