Here’s what happened to sea levels the last time Earth was this warm | International News Live Blog

https://internationalnewsliveblog.wordpress.com/2017/01/22/heres-what-happened-to-sea-levels-the-last-time-earth-was-this-warm/

The last time Earth’s thermostat was cranked as high as it is today, sea levels were high enough to completely drown New Orleans (had it existed at the time). http://internationalnewslive.com/heres-what-happened-to-sea-levels-the-last-time-earth-was-this-warm/