Recent sea level rise is mostly due to thermal expansion, the same reason that mercury -- or alcohol with red dye -- climbs in a thermometer.
"Even small rises in sea level will have very big impact in some places, as storm surges hit coasts. If you raise the floor of a basketball court by just a few inches, you will see many more slam dunks." — Twila Moon, University of Washington
"(Recent floods) not just by the power of nature but by the power of man." — climate activist Bill McKibben