Dobson Unit glossary and government resources

Dobson Unit : Units of ozone level measurement. measurement of ozone levels. If, for example, 100 DU of ozone were brought to the earth's surface they would form a layer one millimeter thick. Ozone levels vary geographically, even in the absence of ozone depletion. [Environmental Protection Agency]

What is a Dobson Unit?
A dobson unit is the most basic measure used in ozone research. The unit is

CWHTML- O3 full lesson
...-A Dobson Unit is defined as a .01mm layer of ozone at 0C and 1atm

US EPA: Ozone Depletion Glossary
The Dobson unit is a measure of column ozone. Other measures include partial

EPA SunWise Glossary
The dobson unit is a measure of column ozone. Other measures include partial

Ozone Hole Earlier, but Not Deeper in 2000
A Dobson unit is a unit of measurement that describes the thickness of the

Units for Atmospheric Chemistry: Abstract
...units is discouraged; examples are atmosphere, Dobson unit, and hectare.

Earth Observatory Glossary
Dobson Unit, The standard way to express ozone amounts in the atmosphere.

EO News: 2001 Ozone Hole About the Same Size as Past Three Years ...
...is defined as the size of the region with total ozone below 220 Dobson units.

NOAA - National Weather Service - Glossary
Dobson Unit: Unit used to measure the abundance of ozone in the atmosphere.

Dobson Units
A Dobson unit represents the thickness of an atmospheric gas if it could be

Looking at Earth From Space - d
Dobson Unit (DU); Doldrums; Doppler Effect (aka Doppler Shift) ... One Dobson

NASAexplores 5-8 Lesson: When You’re Hot, You’re Hot! (Student Sheets)
The most common ozone measurement unit is the Dobson Unit (DU). The Dobson

Glossary of Terms
Dobson Unit (DU): The standard way to express ozone amounts in the

Release Notice for Global Earth Coverage (GEC) Total Ozone Mapping ...
A Dobson Unit represents the physical thickness of the ozone layer if it were

Glossary
Dobson Unit: The unit of measure for total ozone. ... To make the units easier

USIS Washington File: TEXT: NASA REPORTS OZONE HOLE IS BIGGEST EVER
A Dobson unit measures the physical thickness of the ozone layer at the pressure

NASA Observatorium OZONE
A Dobson unit (DU) is a convenient scale for measuring the amount of ozone in

Astro-Venture Atmosphere Training Script
A Dobson Unit is a way to measure how much ozone is in our stratosphere.

Glossary
Dobson Unit (DU): the unit used to measure the column of ozone above a given

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