Stock Photo - Sea Level. LATEST MEASUREMENT: March 2019. Sea level rise is caused primarily by two factors related to global warming: the added water from melting ice sheets and glaciers and the expansion of seawater as it warms. The graph tracks the change in sea level since 1993 as observed by satellites. .

Stock Photo: Sea Level. LATEST MEASUREMENT: March 2019. Sea level rise is caused primarily by two factors related to global warming: the added water from melting ice sheets.