South Pole Ozone Holes Metres 27 Kilometres

Metrotvnews, Cimahi: Damage to the South Polar ozone hole of 27 million square kilometers, larger than North America which covers about 25 million square kilometers.

"It happened because a lot of human behavior that unwittingly cause damage," said Head of Atmospheric Science and Technology Institute of Aeronautics and Space Agency (LAPAN)Novita Ambarsari, Cimahi, West Java, on Monday (4 / 7).


"South Polar ozone hole is not in the sense that the actual hole in the ozone layer. But, the ozone hole is a thinning of the ozone layer with a concentration lower than 220 DU. This value is based on observations of ozone at the South Pole which is never higher than 220 DU since 1979, "he said.

Ozone conditions in Indonesia based on data of total ozone measurements Nimbus satellite in June 2009, there is a downward trend in total ozone concentrations in Indonesia amounting to 0.29 DU / year.

Chemicals damaging the ozone layer comes primarily from the type of chlorofluorocarbons (CFCs) used in various product processes, such as refrigerators, air coolers, and soft foam manufacturing processes as cleaning fluid.