Near-term mass extinction

"Oceans will turn into marine wastelands and natural disasters become common events" Doesn't that describe what we are beginning to see?

This is what the National Geographic was saying back in 2008. Now it is looking likely, no one is saying it any more. The original video is no longer on the website.

6 Degrees Warmer: Mass Extinction?

If the world warms by six degrees, oceans will turn into marine wastelands and natural disasters become common events.