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Showing posts from January, 2014

CURRENTS and TIDES and SEABED MINING

CURRENTS AND TIDES AND SEABED MINING Seabed mining may be more harmful than mining on land. This is because, in my view, the currents constantly move and any disturbance or spillage immediately spread, and may spread over a wide area. Let me tell you a a short real life story to illustrate my view and the power of currents in moving objects over long distances. During the 1994  twin volcanic eruptions in Rabaul (ENB, Papua New Guinea) i escaped with my family from Rakotop village to my late grandfather's neighboring village Lungalunga. We took refuge there for months. We observed a lot of pumice floating by daily and many were washed ashore. Household items such as utensils and clothes floated by or were washed ashore together with the pumice. The currents carried these all the way from Rabaul town and neighboring areas to the North Coast. Unlike used  or spilled oil from marine and other industrial engines, the pumice and most other household items do not pose any threa...