2016-01 Launch, to measuring the height of the ocean surface.

Jason-3 (Sea Level watch) http://sealevel.jpl.nasa.gov/missions/jason3/

Mission web http://www.nesdis.noaa.gov/jason-3/mission.html

News on Jason-3 http://www.jpl.nasa.gov/news/news.php?feature=4819

2nd Generation
https://en.wikinews.org/wiki/Jason-2_satellite_launched_to_measure_sea_levels

1st Generation
https://en.wikipedia.org/wiki/Jason-1

Project in Last Century
https://en.wikipedia.org/wiki/TOPEX/Poseidon

If sea level rise
http://io9.gizmodo.com/these-maps-show-just-how-screwed-china-will-be-after-se-1708407924

Taiwan
http://www.chinafile.com/multimedia/infographics/submerged