Spatiotemporal evolution of ground deformation on Nishinoshima Island (Japan) during 2014–2020: Insights from ALOS-2/PALSAR-2 InSAR

Key Points

• Ground deformation patterns were observed on Nishinoshima Island from 2014 to 2020, highlighting volcanic activity.
• Through satellite observations, ALOS-2 InSAR data revealed significant changes in the island's geology.
• This observational analysis utilized advanced InSAR techniques to capture spatiotemporal changes relevant to volcanic behavior.
• Understanding these patterns may enable better risk assessment and monitoring of future volcanic events.