@article{fdi:010064090, title = {{S}ea-level-rise trends off the {I}ndian coasts during the last two decades}, author = {{U}nnikrishnan, {A}. {S}. and {N}idheesh, {A}. {G}. and {L}engaigne, {M}atthieu}, editor = {}, language = {{ENG}}, abstract = {{T}he present communication discusses sea-level-rise trends in the north {I}ndian {O}cean, particularly off the {I}ndian coasts, based on estimates derived from satellite altimeter and tide-gauge data. {A}ltimeter data analysis over the 1993-2012 period reveals that the rate of sea-level rise is rather spatially homogeneous over most of the north {I}ndian {O}cean, reaching values close to global mean sea-level-rise trend (3.2 mm yr(-1)) estimated over the same period. {T}he only notable exception lies in the northern and eastern coasts of the {B}ay of {B}engal, which experience larger trends (5 mm yr(-1) and more). {T}hese recent trends derived from altimeter data are higher than those estimated from tide-gauge records over longer periods during the 20th century. {T}his communication calls for an improved understanding of the mechanisms behind this accelerated sea-level-rise recorded over the past two decades, that could either be a direct response to global warming or a result from an aliasing by the natural variability.}, keywords = {{G}lobal warming ; natural variability ; sea-level-rise trend ; satellite ; altimetry ; tide-gauges ; {OCEAN} {INDIEN} ; {GOLFE} {DU} {BENGALE}}, booktitle = {}, journal = {{C}urrent {S}cience}, volume = {108}, numero = {5}, pages = {966--971}, ISSN = {0011-3891}, year = {2015}, URL = {https://www.documentation.ird.fr/hor/fdi:010064090}, }