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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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Wilkins Ice Shelf disintegrating
On Fri, 28 Mar 2008 09:30:19 -0600, with neither quill nor qualm, Lew
Hartswick quickly quoth: mariposas rand mair fheal wrote: You do realize that the melting of floating ice does not raise the water level? And that the recent estimates of the amount the ocean will raise due to global warming is done in inches, not feet. is all of the antarctic ice floating ice? OH! Is all of Antartic ice melting? (not) No, 10% (an ice shelf) shows signs of melting while the other 90% puts on more ice depth. Meanwhile, since they started keeping accurate data on it (130 years now), the temp in Punta Arenas (city closest to Antarctica) has varied a wee bit, DOWN 0.6 degree C between 1880 and 2003. See the chart in _State of Fear_, page 190. (The source reference, niss.nasa.gov, is no longer valid.) ...lew... (cross posting deleted) Ditto. -- Books are the compasses and telescopes and sextants and charts which other men have prepared to help us navigate the dangerous seas of human life. --Jesse Lee Bennett |
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