@article{fdi:010076177, title = {{A} sustained ocean observing system in the {I}ndian {O}cean for climate related scientific knowledge and societal needs}, author = {{H}ermes, {J}. {C}. and {M}asumoto, {Y}. and {B}eal, {L}. {M}. and {R}oxy, {M}. {K}. and {V}ialard, {J}{\'e}r{\^o}me and {A}ndres, {M}. and {A}nnamalai, {H}. and {B}ehera, {S}. and {D}'{A}damo, {N}. and {D}oi, {T}. and {P}eng, {M}. and {H}an, {W}. and {H}ardman-{M}ountford, {N}. and {H}endon, {H}. and {H}ood, {R}. and {K}ido, {S}. and {L}ee, {C}. and {L}ees, {T}. and {L}engaigne, {M}atthieu and {L}i, {J}. and {L}umpkin, {R}. and {N}avaneeth, {K}. {N}. and {M}illigan, {B}. and {M}c{P}haden, {M}. {J}. and {R}avichandran, {M}. and {S}hinoda, {T}. and {S}ingh, {A}. and {S}loyan, {B}. and {S}trutton, {P}. {G}. and {S}ubramanian, {A}. {C}. and {T}hurston, {S}. and {T}ozuka, {T}. and {U}mmenhofer, {C}. {C}. and {U}nnikrishnan, {A}. {S}. and {V}enkatesan, {R}. and {W}ang, {D}. and {W}iggert, {J}. and {Y}u, {L}. and {Y}u, {W}.}, editor = {}, language = {{ENG}}, abstract = {{T}he {I}ndian {O}cean is warming faster than any of the global oceans and its climate is uniquely driven by the presence of a landmass at low latitudes, which causes monsoonal winds and reversing currents. {T}he food, water, and energy security in the {I}ndian {O}cean rim countries and islands are intrinsically tied to its climate, with marine environmental goods and services, as well as trade within the basin, underpinning their economies. {H}ence, there are a range of societal needs for {I}ndian {O}cean observation arising from the influence of regional phenomena and climate change on, for instance, marine ecosystems, monsoon rains, and sea-level. {T}he {I}ndian {O}cean {O}bserving {S}ystem ({I}nd{OOS}), is a sustained observing system that monitors basin-scale ocean-atmosphere conditions, while providing flexibility in terms of emerging technologies and scientific and societal needs, and a framework for more regional and coastal monitoring. {T}his paper reviews the societal and scientific motivations, current status, and future directions of {I}nd{OOS}, while also discussing the need for enhanced coastal, shelf, and regional observations. {T}he challenges of sustainability and implementation are also addressed, including capacity building, best practices, and integration of resources. {T}he utility of {I}nd{OOS} ultimately depends on the identification of, and engagement with, end-users and decision-makers and on the practical accessibility and transparency of data for a range of products and for decision-making processes. {T}herefore we highlight current progress, issues and challenges related to end user engagement with {I}nd{OOS}, as well as the needs of the data assimilation and modeling communities. {K}nowledge of the status of the {I}ndian {O}cean climate and ecosystems and predictability of its future, depends on a wide range of socio-economic and environmental data, a significant part of which is provided by {I}nd{OOS}.}, keywords = {{I}ndian {O}cean ; sustained observing system ; {I}nd{OOS} ; data ; end-user connections and application ; regional observing system ; interdisciplinary ; integration ; {OCEAN} {INDIEN}}, booktitle = {}, journal = {{F}rontiers in {M}arine {S}cience}, volume = {6}, numero = {}, pages = {art. 355 [21 p.]}, year = {2019}, DOI = {10.3389/fmars.2019.00355}, URL = {https://www.documentation.ird.fr/hor/fdi:010076177}, }