The presence of contaminant or pollutant substances in the air that do not disperse properly …

Any substance in air which could, if in high enough concentration, harm man, other animals, …

A widespread body of air that gains certain meteorological or polluted characteristics – e.g., a …

The liquid and solid wastes from farming, including: runoff and leaching of pesticides and fertilizers, …

Particles of matter, solid or liquid, larger than a molecule but small enough to remain …

A suspension of liquid or solid particles in a gas. Source: World Bank

Process by which microbes decompose complex organic compounds in the presence of oxygen and use …

Life or processes that require, or are not destroyed by, the presence of oxygen. Source: …

A process which promotes biological degradation of organic water. The process may be passive (as …

Mosquito transmissor da febre amarela e do dengue (Braile, 1992)

Any treatment of sewage that goes beyond the secondary or biological water treatment stage and …

An air pollution control device such as carbon adsorber or incinerator which reduces the pollution …

The ability of a substance to cause poisonous effects resulting in severe biological harm or …

Means the period of operation beginning with the initial receipt of municipal solid waste and …

Sludge that results when primary effluent is mixed with bacteria-laden sludge and then agitated and …