Deep Navigation Colliery now home to many local rugby and football teams. Deep Navigation Colliery Deep Navigation Colliery was a coal mine in South Wales, that operated from 1872 until 1991. Located next to the co-developed village of Treharris in the borough of Merthyr Tydfil, on development it was the deepest coalmine in South Wales Coalfield by some . Producing the highest quality steam coal, it powered both the Cunard passenger steamers RMS "Mauretania" and RMS "Lusitania" in their successful attempts at the Blue Riband prize for the most rapid Atlantic Ocean passage. The mine is also thought to have been one of
Deep ocean minerals land at Taiwan, then Okinawa and Hawaii and then arching back south, towards the Antarctica where the changing sea water temperatures from the summer sun force the deep ocean water to the surface to feed the largest micro and macro food chain on our planet. The east coast of Taiwan is directly adjacent to one of the largest reservoirs of accessible DOW. The southern islands off Japan and Hawaii also have land access to deep ocean water. Taiwan´s East Coast is ideally located to siphon deep ocean water directly to the surface from the coast. It is then micro filtered,