Jakarta Air Quality from 2000-2002

Jakarta Air Quality from 2000-2002

--------------------------------------- Category 2000 2001 2002

(%) (%) (%) ---------------------------------------

Dangerous 0 0 0

Very Unhealthy 0 0.27 0.85

Unhealthy 0 8.49 31.23

Moderate 74.00 72.05 62.19

Good 26.00 20.55 5.75 ---------------------------------------- Source: Jakarta Environmental Management Agency (BPLHD).

Note:

Dangerous: Air pollution level can seriously affect human health. Very unhealthy: Harmful to human health when directly exposed to air. Unhealthy: Harmful to sensitive people and animals. Moderate: Harmful to sensitive plants, but not to human beings or animals. Good: No effect on the health of humans, animals or plants.

Dangerous air pollutants: - Lead (Pb): Can cause health problems, such as brain damage in children, male reproductive problems, kidney trouble. - Sulfur Dioxide (SO2): Can cause lung problems, from breathing problems to permanent lung damage. - Carbon Dioxide (C02): If inhaled, can be toxic and cause hyperventilation, unconsciousness and death. - Nitrogen Oxide (NO3): Major contributor to smog and acid rain; in high doses, smog can cause difficulties in breathing for asthmatics, coughs in children and general illness of the respiratory system. - Ozone (O3): Can damage trees and plants and reduce visibility. - Particulate matter (PM), or any type of solids in the air such as smoke, dust and vapors which remain suspended for extended periods: Can cause cancer, bronchitis.