The Ocean Floor Is Sinking Due To Additional Water Weight From Melting Glaciers : SCIENCE : Tech Times

Melting glaciers have long been linked to rising sea levels but the melting ice has also added so much water to the world's ocean that the seabed now sinks underneath the increasing weight.

http://www.techtimes.com/articles/218284/20180108/the-ocean-floor-is-sinking-due-to-additional-water-weight-from-melting-glaciers.htm