... research stations, including those of Argentina, Australia, Chile, Germany, Great Britain, Italy, Japan, New Zealand, Russia, and the United States. Scientists know that this huge icy area ... ice in Antarctica was formed at least 20,000 years ago and is thousands of meters deep. K. There are a lot of things to learn from the Antarctic Ocean. L. An iceberg can cover four square kilometers. ... discovered that the ozone layer above Antarctica was very thin. (8) _______ . Scientists have also discovered that since 1970 the temperature of the air and the water in Antarctica has been slowly...