In Eastern Indonesia, the western Outer Banda arc accommodates a part of oblique Australian margin collision with Eurasia along Timor Trough. Yet, unlike Wetar and Alor thrusts Inner in north adjacent Java subduction zone west, both recent historical seismicity Trough are extremely low. This long-term seismic quiescence questions whether Arc front is actually fully locked or simply aseismic rai...

Compiled data show the age progression of magmatic centers along two approximately linear profiles from NE Greece and NW Turkey to South Aegean Volcanic Arc. The reveals southwestward migration arc activity Oligocene present, perpendicular Hellenic Trench. This is in accordance with subduction zone due collision oceanic continental blocks, trench retreat, mantle flow, coeval extension. We sugge...