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Ice cores are collected by cutting around a cylinder of ice in a way that enables it to be brought to the surface.Early cores were often collected with hand augers and they are still used for short holes.Scientists from the Animal Cell Technology Unit published a paper in Scientific Reports journal that was now selected as one of the top 100 read papers in Cell Biology for Scientific Reports in 2017.i BET & Gen Ibet, through Pharma Portugal, were present for the first time at the CPh I North America 2018 - International Pharmaceutical Industry Convention, which ran from April 24 to 26 in Philadelphia, USA.

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In polar areas, the sun is visible day and night during the local summer and invisible all winter.These include soot, ash, and other types of particle from forest fires and volcanoes; isotopes such as beryllium-10 created by cosmic rays; micrometeorites; and pollen.The lowest layer of a glacier, called basal ice, is frequently formed of subglacial meltwater that has refrozen.In Greenland, a sequence of collaborative projects began in the 1970s with the Greenland Ice Sheet Project; there have been multiple follow-up projects, with the most recent, the East Greenland Ice-Core Project, expected to complete a deep core in east Greenland in 2020.Because the rate of snowfall varies from site to site, the age of the firn when it turns to ice varies a great deal.

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