Northern Ireland Air - Air Quality in Northern Ireland

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Glossary

Click on a term from the list below to view a description and definition.

• 0-9
• A
• B
• C
• D
• E
• G
• H
• L
• M
• N
• O
• P
• R
• S
• T
• V
• Z

0-9

• 1,3-Butadiene (C₄H₆)

A

• Acid Deposition
• Acid Rain
• Air Pollution Bandings
• Air Pollution Bulletins
• Air Pollution Index
• Air Pollution Information Service
• Air Quality Management Area (AQMA)
• Air Quality Objectives
• Air Quality Standards
• Air Quality Strategy
• Ambient Air
• Annual Mean
• Automatic Monitoring

B

• BAM (Beta Attenuation Mass Monitor)
• Benzene (C₆H₆)
• Black Smoke

C

• Carbon Monoxide (CO)
• COMEAP

D

• Data Capture
• Days with Exceedences
• Diffusion Tube Samplers
• Dispersion model

E

• EMEP (Co-operative Programme for Monitoring and Evaluation of the Long-Range Transmission of Air pollutants in Europe)
• Emission Factor
• Emission Inventories
• EPAQS
• EU Directives
• Exceedence

G

• Global Warming
• Gravimetric Equivalent PM₁₀ Data
• Greenhouse Gases

H

• Hydrocarbons

L

• Local Air Quality Action Plan
• Local Air Quality Management (LAQM)

M

• Maximum hourly average
• Microgrammes per cubic metre (µg/m³)

N

• National Atmospheric Emissions Inventory (NAEI).
• National Statistics

O

• Oxides of Nitrogen (NOx)
• Ozone (O₃)

P

• PAHs
• Particulate matter (PM₁₀)
• Percentile
• POPS
• ppb
• ppm

R

• Running mean

S

• Sulphur Dioxide (SO₂)

T

• TEOM
• TOMPS
• Trajectory Model

V

• Volatile organic compounds (VOCs)
  Carbon-containing compounds that evaporate into the air (with a few exceptions). VOCs contribute to the formation of smog and/or may themselves be toxic. VOCs often have an odor, and some examples include gasoline, alcohol, and the solvents used in paints

Z

• Zones and Agglomerations

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