Arctic example sentences

In summer season, nitrogen dioxide and methane react with chlorine monoxide (reaction iv) and chlorine atoms (reaction v) forming chlorine sinks, preventing much ozone depletion, whereas in winter, special type of clouds called polar stratospheric clouds are formed over Antarctica.Nearly 70 per cent of this occurs as ice sheets and glaciers in Antarctica, Greenland and mountain regions.Significant size of deposits of coal in the Transantarctic Mountains and iron near the Prince Charles Mountains of East Antarctica is forecasted.The animals have thick fur and thick skin to protect themselves from the cold climatic conditions, seal, walruses, musk-oxen, Arctic owl, Polar bear and snow foxes are some of the animals found here.Nearly 70 per cent of this freshwater occurs as ice sheets and glaciers in Antarctica, Greenland and the mountainous regions of the world, while a little less than 30 per cent is stored as groundwater in the world's aquifers.Some minerals are found in areas which are not easily accessible such as the Arctic ocean bed and Antarctica.In 1980s atmospheric scientists working in Antarctica reported about depletion of ozone layer commonly known as ozone hole over the South Pole.Climate: People usually avoid extreme climates that are very hot or very cold like Sahara desert, polar regions of Russia, Canada and Antarctica.The geology of Antarctica is sufficiently well known to predict the existence of a variety of mineral deposits, some probably large.