Sunda Trench is considered to be part of the Pacific Ring of Fire as well as one of a ring of oceanic trenches around the northern edges of the Australian Plate. In 2005, scientists found evidence that the 2004 earthquake activity in the area of the Java Trench could lead to further catastrophic shifting within a relatively short period of time, perhaps less than a decade. This threat has resulted in international agreements to establish a tsunami warning system in place along the Indian Ocean coast. For about half its length, off of Sumatra, it is divided into two parallel troughs by
Trench Green houses around the road junction, Trench Green does contain a former school, which is now a house, and the parish's parish hall. Trench Green Trench Green is a hamlet in Oxfordshire about northeast of the village of Mapledurham and about northwest of Reading in neighbouring Berkshire. It is situated on the rural road from Caversham to Goring Heath and Goring-on-Thames, at its junction with the access lane to Mapledurham village. For local government purposes Trench Green is in Mapledurham civil parish, which forms part of the district of South Oxfordshire within the county of Oxfordshire. It is within the Henley