ADVERTISEMENT

Instant Egghead - Are We Facing the Sixth Mass Extinction?

According to the United Nations, we are losing about 200 species per day--a thousand times the normal background rate of extinction. How does this stack up to previous mass extinctions? Scientific American editor Fred Guterl explains.

Comments

You must sign in or register as a ScientificAmerican.com member to submit a comment.

The perfect movie companion to
Jurassic World

Add promo-code: Jurassic
to your cart and get this digital issue for just $7.99!

Hurry this sale ends soon >

X

Email this Article

X