@article{fdi:010081426, title = {{T}he 2020 eruption and large lateral dike emplacement at {T}aal {V}olcano, {P}hilippines : insights from satellite radar data}, author = {{B}ato, {M}. {G}. and {L}undgren, {P}. and {P}inel, {V}irginie and {S}olidum, {R}. and {D}aag, {A}. and {C}ahulogan, {M}.}, editor = {}, language = {{ENG}}, abstract = {{O}n {J}anuary 12, 2020, {T}aal volcano, {P}hilippines, erupted after 43 years of repose, affecting more than 500,000 people. {U}sing interferometric synthetic aperture radar ({I}n{SAR}) data, we present the pre- to post-eruption analyses of the deformation of {T}aal. {W}e find that: (1) prior to eruption, the volcano experienced long-term deflation followed by short-term inflation, reflecting the depressurization-pressurization of its similar to 5 km depth magma reservoir; (2) during the eruption, the magma reservoir lost a volume of 0.531 +/- 0.004 km(3) while a 0.643 +/- 0.001 km(3) lateral dike was emplaced; and (3) post-eruption analyses reveal that the magma reservoir started recovery approximately 3 weeks after the main eruptive phase. {W}e propose a conceptual analysis explaining the eruption and address why, despite the large volume of magma emplaced, the dike remained at depth. {W}e also report the unique and significant contribution of {I}n{SAR} data during the peak of the crisis.}, keywords = {{I}n{SAR} ; lateral dike intrusion ; {T}aal 2020 eruption ; volcano crisis ; response ; volcano geodesy ; {PHILIPPINES} ; {TAAL} {VOLCAN}}, booktitle = {}, journal = {{G}eophysical {R}esearch {L}etters}, volume = {48}, numero = {7}, pages = {e2021{GL}092803 [15 p.]}, ISSN = {0094-8276}, year = {2021}, DOI = {10.1029/2021gl092803}, URL = {https://www.documentation.ird.fr/hor/fdi:010081426}, }