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Glossary A-Z

 
age-specific fertility rate
Description

Refer to the number of births by mothers within a specific age group during a given year, per 1,000 females in that age group.


Source : Population and Demography
Source Detail : Vital Statistics Malaysia, 2017
agricultural waste
Description

Waste produced as a result of various agricultural operations.  It includes manure and other wastes from farms, poultry houses and slaughterhouses; harvest waste; fertilizer run-off from fields; pesticides that enter into water, air or soil; and salt and silt drained from fields.


Source : Environment
Source Detail : Compendium of Enviroment Statistics Malaysia
air pollutant index (api)
Description

An indicator which is created based on scientific assessment to provide user friendly information about the presence of air pollution and its impact on human health. API value is calculated based on the average concentration of each air pollutant SO2, NO2, CO, O3 and PM10. Dominant of air pollutant with the highest concentrations of pollutants are accounted for as that will determine the value of the API. In general, concentrations of PM10 are the highest compared to other concentrations and this determines the API readings.


Source : Environment
Source Detail : Compendium of Enviroment Statistcs Malaysia
air pollutants
Description

Substances in air that could, at high enough concentrations, harm human beings, animals, vegetation or material. Air pollutants may thus include forms of matter of almost any natural or artificial composition capable of being airborne. They consist of solid particles, liquid droplets or gases or combination of these forms.


Source : Environment
Source Detail : Compendium of Enviroment Statistics Malaysia
air pollution
Description

Content of a gas , liquid or particles suspended in the ambient air that could affect life or a negative impact on humans, plans and animals.


Source : Environment
Source Detail : Compendium of Enviroment Statistics Malaysia
air quality monitoring
Description

Continuous or frequent standardized measurement and observation of the air, often used for warning and control.


Source : Environment
Source Detail : Compendium of Enviroment Statistics Malaysia
air quality standards
Description

Levels of air pollutants prescribed by regulations that may not be exceeded during a specified time in a defined area.


Source : Environment
Source Detail : Compendium of Enviroment Statistics Malaysia
alam sekitar
Description

Term frequently used in reference to global warming due to greenhouse gas emissions from human activities.


Source : Environment
Source Detail : Compendium of Enviroment Statistics
ammoniacal nitrogen
Description

A component of nitrogen which is adopted as an indicator to determine pollution by sewage. It is formed from microbiology activity and usually exists  inside  surface  water  and  groundwater.  The  main  sources  of NH3-N were domestic sewage and livestock farming.
 


Source : Environment
Source Detail : Compendium of Environment Statistics
ancillary activity
Description

An Ancillary Activity is a supporting activity undertaken within an enterprise in order to create the conditions within which the principal or secondary activities can be carried out.


Source : National Accounts
Source Detail : Gross Domestics Product (GDP)