@article{fdi:010093621, title = {{A}pplication of the {TONIC} model to assess the effectiveness of green roofs for a combined sewer network in {T}hu {D}uc {C}ity}, author = {{T}huong, {Q}. {T}. and {N}guyen, {P}. {D}. and {N}{\'e}m{\'e}ry, {J}. and {T}ran, {N}. {H}. and {L}e, {T}. {M}. {T}. and {G}ratiot, {N}icolas and {D}escloitres, {M}arc and {N}ivala, {J}. and {N}guyen, {T}. {A}. and {T}ran, {T}. {L}. and {C}astebrunet, {H}. and {V}ioleta {A}lexandra {M}ontoya, {C}oronado}, editor = {}, language = {{ENG}}, abstract = {{U}rban flooding in cities in {V}ietnam presents a complex challenge from natural occurrences and human activities. {T}his research investigates the effectiveness of nature-based solutions ({N}b{S}) in fostering sustainable urban water management. {T}he study utilized the {TONIC} model ({T}ools f{O}r gree{N} resilient {C}ities) to evaluate spill events within the combined sewer system of a drainage catchment in {T}hu {D}uc {C}ity, {H}o {C}hi {M}inh {C}ity, {V}ietnam. {T}he occurrence and magnitude of spills will likely escalate with the expansion of non-absorbent surfaces, indicating a pattern of unsustainable urban growth. {T}he implementation of {G}reen {R}oofs ({GR}) as an {N}b{S} measure was examined. {I}n 2020, there were 16 days with stormwater spills totaling 3,035 m3. {H}owever, introducing {GR}s significantly decreased total discharge, from 2.78 million m3 to 2.17 million m3, and eliminated spill days in the study area. {GR}s effectively reduced impermeable areas and runoff coefficients ({RC}), achieving a 22% reduction in discharge volume and preventing spills during heavy rainfall. {A}lthough the real-world accuracy of these findings may vary, the study underscores the potential of {N}b{S} to improve urban water management practices. {T}hus, the {TONIC} simulation highlighted the benefits of {GR}s in lessening the hydraulic pressure on the sewer system and reducing pollution in urban canals due to overflow.}, keywords = {{VIET} {NAM} ; {HO} {CHI} {MINH} {VILLE} ; {THU} {DUC} {VILLE}}, booktitle = {}, journal = {{J}ournal of {W}ater {M}anagement {M}odeling}, volume = {33}, numero = {}, pages = {550 [18 p.]}, ISSN = {2292-6062}, year = {2025}, DOI = {10.14796/jwmm.{S}550}, URL = {https://www.documentation.ird.fr/hor/fdi:010093621}, }