Development of the Hard Mineral Resources of the Deep Seabed: Hearings Before the Subcommittee on Mines and Mining of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-fifth Congress, First Session, on H.R. 3350 ... and H.R. 3652 ...U.S. Government Printing Office, 1978 - 642 pages |
À l'intérieur du livre
Résultats 1-5 sur 53
Page 117
... layer on the surface , which means from 1 square mile of seabed you get only 100 tons of nickel and copper , and this means the minesites have to be large . But the total area is very large , and I would like to endorse what Mr. Welling ...
... layer on the surface , which means from 1 square mile of seabed you get only 100 tons of nickel and copper , and this means the minesites have to be large . But the total area is very large , and I would like to endorse what Mr. Welling ...
Page 313
... layer on the surface of the seabed ; and because of this , one square mile of seabed will only provide one or two hundred tons of recoverable nickel and copper metal . However , the area of the seabed with nodules rich in nickel and ...
... layer on the surface of the seabed ; and because of this , one square mile of seabed will only provide one or two hundred tons of recoverable nickel and copper metal . However , the area of the seabed with nodules rich in nickel and ...
Page 460
... layer current . Large temporal variability in the velocity field was a prominent feature of the currents . The nutrient concentrations in the mixed layer are low everywhere ( in ug at / 1 ) : phosphate 0.4 , silicate 2.0 , nitrate 0.1 ...
... layer current . Large temporal variability in the velocity field was a prominent feature of the currents . The nutrient concentrations in the mixed layer are low everywhere ( in ug at / 1 ) : phosphate 0.4 , silicate 2.0 , nitrate 0.1 ...
Page 461
... layer was present at all stations with strong density stratification above 100 m and showed a close relation to the depth of the 1.0 ug at / 1 NO3 - N isopleth . Integrated primary produc- tivity values ranged from 55 to 273 mg C m2 day ...
... layer was present at all stations with strong density stratification above 100 m and showed a close relation to the depth of the 1.0 ug at / 1 NO3 - N isopleth . Integrated primary produc- tivity values ranged from 55 to 273 mg C m2 day ...
Page 462
... layer as well as situations where particles settle through the layer . A benthic discharge plume model estimates both spatial and temporal change of the plume itself as well as the thickness of the resultant blanket of redeposited ...
... layer as well as situations where particles settle through the layer . A benthic discharge plume model estimates both spatial and temporal change of the plume itself as well as the thickness of the resultant blanket of redeposited ...
Autres éditions - Tout afficher
Expressions et termes fréquents
activities Administration agreement Ambassador benthic benthic discharge biota bottom water Chairman chlorophyll coastal cobalt commercial recovery Committee companies concentrations Congress Continental Shelf copper deep ocean mining deep seabed mining deposits depth developing countries direct effect distribution DOMES area domestic economic environmental exploitation exploration Figure fish Fraser bill going Group of 77 hard mineral impact important increase interest International Seabed Authority investment issues jurisdiction KAZEN legislation license limited manganese nodules ment metals meters microzooplankton million mineral resources minerals mining industry mining system mixed layer Murphy nations nickel Oceanography organisms oxygen oxygen minimum zone Pacific particulate percent phytoplankton processing Professor CHARNEY protection prototype operations pycnocline regime regulations result RICHARDSON samples SANTINI Sea Conference Sea negotiations seafloor Secretary sediment SHORT TONS sigma-t sources specific subcommittee supply surface discharge tion transect United water column Zaire zone zooplankton
Fréquemment cités
Page 392 - Conference. Among these, we seek to: - provide a framework of law within which competing oceans uses can be accommodated; — preserve high seas freedoms, including navigation and similar uses in the 200mile Economic Zone; - ensure unimpeded passage through and over straits; ~ maintain maximum freedom of scientific research; ~ provide a framework for protecting the marine environment; ~ establish a comprehensive dispute settlement mechanism; and — establish an international regime and organization...
Page 295 - There is no question of demanding 100 percent equity — or even a majority of equity— in a project on the part of mineral developers." At the same time, host governments must "recognize the real terms of the world investment market...
Page 294 - ... in new mineral supplies in those countries. A major finding of the BNAC study is that a shift in new mineral exploration and development in developing countries has been under way owing to more hostile political trends and the growing threats to the security of investments there. "Already hundreds of millions of dollars, billions even, of capital that might have flowed to the Third World, have been invested in developing alternative supplies in areas where the financial outlook is more predictable...
Page 230 - Chairman and members of the subcommittee, I appreciate your invitation to testify today on the important question of Presidential papers legislation.
Page 98 - Black, your statement will be placed in the record and you may summarize as you see fit. STATEMENT OF CALVIN BLACK, SAN JUAN COUNTY COMMISSIONER Mr.
Page 67 - Mr. CABELL. The hearing will please come to order. This is a continuation of the hearings on the...
Page 77 - Arms Control Disarmament Agency. Dr. Scoville, as many of the members of the subcommittee know, has authored a number of publications and is considered to be a recognized authority in the strategic community. Dr. Scoville, I understand you have a prepared statement, and without objection the entire statement will be placed in the record, and if you would choose to proceed to summarize your statement you are recognized to proceed as you wish, sir. Dr. SCOVILLE. Thank you very much, Mr. Chairman. Yes,...
Page 281 - ... What they were after was a way to transform the growing dependence of the industrialized countries on imported raw materials into sufficient leverage to raise substantially commoditv prices and enhance their political influence on international affairs. Nevertheless, embargoes of raw materials seem highly unlikely. They do not make economic sense in terms of producers' revenue objectives. The objective of increased revenue argues for selling at a high price rather than denying the product altogether....
Page 296 - ... on those basic concepts that are the essential ingredients of viable investment. These are: sanctity of contract, predictability of outcome, a return for taking or sharing the risks of investment, competitive cost, and assured markets. When assurances can be given on these essentials, there should be no shortage of capital and the associated management and know-how for new mineral projects in the eighties.