Essays Tagged: "Dobson unit"

Ozone Depletion

larly called, is very severe. According to Brien Sparling (2001), it has reached a low value of 180 Dobson Units (D.U.) before 1983 - the unit of measurement used for stratospheric ozone. The usual oz ... he unit of measurement used for stratospheric ozone. The usual ozone concentration is at 300 to 350 Dobson Units. The extent of the hole occurs during springtime above Antarctica and to a lesser exten ...

(9 pages) 13 0 0.0 Jun/2009

Subjects: Social Science Essays > Controversial Issues