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Polycyclic Aromatic Hydrocarbons


Polycyclic Aromatic Hydrocarbons (PAHs) are pollutants formed from both natural and anthropogenic sources, with the latter being the most significant contributor. Natural sources include forest fires, volcanic eruptions, and degradation of biological materials. Major anthropogenic sources include the burning of coal refuse banks, coke production, automobiles, commercial incinerators, and wood gasifers. Information Source: USGS.

Health Implications

PAHs are thought to be carcinogenic. Information Source: EPA.

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Climate Change Institute

An initiative of the Climate Change Institute at the University of Maine.