@article{fdi:010073990, title = {{I}nfluence of recent climatic events on the surface water storage of the {T}onle {S}ap {L}ake}, author = {{F}rappart, {F}. and {B}iancamaria, {S}. and {N}ormandin, {C}. and {B}larel, {F}. and {B}ourrel, {L}uc and {A}umont, {M}. and {A}zemar, {P}. and {V}ua, {P}. {L}. and {L}e {T}oan, {T}. and {L}ubac, {B}. and {D}arrozes, {J}.}, editor = {}, language = {{ENG}}, abstract = {{L}akes and reservoirs have been identified as sentinels of climate change. {T}onle {S}ap is the largest lake in both the {M}ekong {B}asin and {S}outheast {A}sia and because of the importance of its ecosystem, it is has been described as the "heart of the lower {M}ekong". {I}ts seasonal cycle depends on the annual flood pulse governed by the flow of the {M}ekong {R}iver. {T}his study provides an impact analysis of recent climatic events from {E}l {N}ino 1997/1998 to {E}l {N}ino 2015/2016 on surface storage variations in the {T}onle {S}ap watershed determined by combining remotely sensed observations, multispectral images and radar altimetry from 1993 to 2017. {T}he {L}ake's surface water volume variations are highly correlated with rainy season rainfall in the whole {M}ekong {R}iver {B}asin ({R} = 0.84) at interannual time-scale. {E}xtreme droughts and floods can be observed when precipitation deficit and excess is recorded in both the {T}onle {S}ap watershed and the {M}ekong {R}iver {B}asin during moderate to very strong {E}l {N}ino/{L}a {N}ina events ({R} = -0.70) enhanced by the {P}acific {D}ecadal {O}scillation ({R} = -0.68). {I}ndian and {W}estern {N}orth {P}acific {M}onsoons were identified as having almost equal influence. {B}elow normal vegetation activity was observed during the first semester of 2016 due to the extreme drought in 2015.}, keywords = {{S}urface water storage ; {R}ainfall ; {ENSO} ; {PDO} ; {M}onsoon ; {EVI} ; {M}ekong {B}asin ; {M}ulti-satellite ; {CAMBODGE} ; {MEKONG} {BASSIN} ; {TONLE} {SAP} {LAC} ; {ASIE} {DU} {SUD} {EST}}, booktitle = {}, journal = {{S}cience of the {T}otal {E}nvironment}, volume = {636}, numero = {}, pages = {1520--1533}, ISSN = {0048-9697}, year = {2018}, DOI = {10.1016/j.scitotenv.2018.04.326}, URL = {https://www.documentation.ird.fr/hor/fdi:010073990}, }