The attached time-lapse includes NISAR (NASA-ISRO Synthetic Aperture Radar) GSLC (Geocoded Single Look Complex) radar products during the August- October period (image: NISAR, processed by Martin Kelko)The effusive eruption at the volcano continues. Ambrym's Marum crater seems to be filled with lava from two vents, as seen in the attached time-lapse by NISAR (NASA-ISRO Synthetic Aperture Radar) GSLC (Geocoded Single Look Complex) radar products during the August- October period.