The Relevance of Glaciers

In the field of glaciology, scientists study glaciers, which provide information about human influence on  to the environment. Especially Ice cores, which are samples of ice removed from a the glacier, contain records of global atmospheric and climatic changes. By analyzing them, scientists found out that recent atmospheric lead concentrations and global warming are caused by human activities. NASA's research of /onabout the polar glaciers shows another sign of our warming climate. Eventually, the consequence of this continued global warming will affect turn back to humans. In the near future, some countries which highly depend their water supplies on the melting glaciers for their water supply  during their dry seasons will face water shortages.

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