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When these factors are taken into account, the average annual thickness of ice at Camp Century located near the northern tip of Greenland is believed to vary from about fourteen inches near the surface to less than two inches near the bottom (Hammer, et al., 1978).If, for simplicity, we assume the average annual thickness to be the mean between the annual thickness at the top and at the bottom (about eight inches), this still gives an age of less than 6000 years for the 4000-foot-thick ice sheet to form under uniformitarian conditions.It is not uncommon to read that ice cores from the polar regions contain records of climatic change from the distant past.Research teams from the United States, the Soviet Union, Denmark, and France have bored holes over a mile deep into the ice near the poles and removed samples for analysis in their laboratories.
Forget about your credit card or a check: free means .The Soviet Antarctic Expeditions at Vostok in East Antarctica recovered an ice core which was almost 7,000 feet long in a region where the total ice thickness is about 12,000 feet (Lorius, et al., 1979; Lorius, et al., 1985).Since the current precipitation rate is so much less than Greenland (on the order of one inch per year) the crude calculation of age, without corrections for compression and horizontal motion for the lowest layers is more than 100,000 years. Remember, this dating website is not just free to try it's 100% COMPLETELY FREE to use! If you answered "yes" to most of these questions then this online dating service is for you!
The technique used to estimate the age of an ice layer deep in the ice sheet is to measure its ðcontent and compute the atmospheric temperature which is observed to produce such concentrations today (Jouzel and Merlivat, 1984).