Krakatau's eruptive activity reawakened as submarinu on December 29th, 1927, and after several brief pf longer cyclus of erosion and denudation the volcano finally rose above sea level definitely between Augst 11th - September 10th, 1930 as Anak Krakatau IV.
G, Ruang dengan ketinggian 714 m dari permukaan laut termasuk gunungapi aktif bertipe strato yang terletak kurang lebih 2 km sebelah barat daya P, Tagulandang Sulawesi Utara, pada posisi geografi 2°17' LU dan 125° 25,5', seperti terlihat pada gambar 1.1. Gunung ini telah dikenal sejak tahun 1603, tetapi peningkatan kegiatannya baru diketahui pertama kali tahun 1808. Akibat letusan yang terjad…
A few volcanoes of Indonesia posses such a voluminous literature lize the G. Kelut. The are less the volcanic phenomena, than the destructions caused by the mudstreams (lahar), which all times attracked attention. It in true that our through knowledge of out bursts does reach farther than until the begin of the ninetienth century, but the literature of that era is so rich of date, that we howev…
The spreading of the Herapi products is of a great agrogeologic Importance, as the Merapi products compared with the rocks of other Java volcanoes are extraordinary fosforrich. Only towards one side these products could develop feely, namely in the plane of Solo, whare they border to that of the Lavu. To the S the spreading was stopped by the southern mountains, only in the area of the kali Opa…