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    Drilling a vertical hole through this ice involves a serious effort involving many scientists and technicians, and usually involves a static field camp for a prolonged period of time. it's like this 'wall' will get in between us out of nowhere, but then other times we are so close and intimate and he is so tender. Plentyoffish dating forums are a place to meet singles and get dating advice or share dating experiences etc.


    Non isotopic dating

    This can be related directly to concentrations of carbon dioxide, methane and other greenhouse gasses preserved in the ice.

    The drill fluid used is normally a petroleum-derived liquid like kerosene.

    If we want to reconstruct past air temperatures, one of the most critical parameters is the age of the ice being analysed.

    Fortunately, ice cores preserve annual layers, making it simple to date the ice.

    It must have a suitable freezing point and viscosity.

    Collecting the deepest ice cores (up to 3000 m) requires a (semi)permanent scientific camp and a long, multi-year campaign[6].

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