@incollection{fdi:010075884, title = {{H}otspots of relative sea level rise in the tropics}, author = {{B}ecker, {M}. and {K}arpytchev, {M}. and {P}apa, {F}abrice}, editor = {}, language = {{ENG}}, abstract = {{T}his chapter presents changes in relative sea level ({RSL}) along tropical coastlines (30°{N}-30°{S}). {U}nder current and future global changes, 90% of the coastlines are at risk, facing challenges of rising sea level ({SL}). {S}ince the last century, scientists have attempted to understand processes governing {RSL}, to separate variations in absolute {SL} from those due to vertical land movement, and to discover their links to climate change. {R}ecently developed space technologies provide accurate estimates of ongoing {SL} changes. {C}ombined with tide gauge records, these new instruments (global positioning system, altimetry, interferometric synthetic aperture radar) offer a new perspective for the science associated with {SL} and its changes. {T}his chapter reviews the concept of {RSL}, of {RSL} hotspots, and describes different {RSL} measurements. {T}hen, it identifies and maps the hotspots of {RSL} changes and updates, where possible, previously published estimates of {RSL} trends. {I}dentification of the {RSL} hotspots is of paramount importance for climate change mitigation and adaptation in tropical regions.}, keywords = {{NIVEAU} {DE} {L}'{EAU} ; {MER} ; {OCEAN} ; {ALTIMETRIE} ; {LITTORAL} ; {VILLE} ; {ZONE} {COTIERE} ; {CHANGEMENT} {CLIMATIQUE} ; {MAREGRAPHE} ; {ZONE} {TROPICALE} ; {ATLANTIQUE} ; {AMERIQUE} {DU} {SUD} ; {MER} {DES} {ANTILLES} ; {GOLFE} {DE} {GUINEE} ; {PACIFIQUE} ; {AMERIQUE} {CENTRALE} ; {ASIE} {DU} {SUD} {EST} ; {OCEAN} {INDIEN} ; {GOLFE} {DU} {MEXIQUE} ; {BAIE} {DU} {BENGALE} ; {MER} {D}'{OMAN} ; {GOLFE} {PERSIQUE} ; {MALDIVES}}, booktitle = {{T}ropical extremes : natural variability and trends}, numero = {}, pages = {203--262}, address = {{A}msterdam}, publisher = {{E}lsevier}, series = {}, year = {2019}, DOI = {10.1016/{B}978-0-12-809248-4.00007-8}, ISBN = {978-0-12-809248-4}, URL = {https://www.documentation.ird.fr/hor/fdi:010075884}, }