Pollution

Pollution

For terms related to pollution.

Contributors in Pollution

Pollution

An estimate of the amount of pollutants emitted into the atmosphere from major mobile, stationary, area-wide and natural source categories over a specific period of time such as a day or a year. For ...

Beijing cough

Environment; Pollution

Beijing cough is a respiratory illness that many expats and overseas visitors experience while staying in Beijing or other Chinese cities. Symptoms often include itchy throat and persistent dry ...

accuracy

Environment; Pollution

A quantitative measure of the magnitude of error (how close the results of a measurement are to an accepted reference value): the correctness of an analysis system. Accuracy includes both precision ...

air toxic

Environment; Pollution

Any air pollutant for which a national ambient air quality standard does not exist (i.e., excluding ozone, carbon monoxide, PM10, sulfur dioxide, and nitrogen dioxide) that may reasonably be ...

inhale-exhale differential (IED)

Environment; Pollution

A measure of pollution defined by the amount of particulates exhaled minus the amount of particulates inhaled by the same person. A positive reading indicates good air quality and a negative reading ...

Red List

Environment; Pollution

The list of endangered species known as Red List. This listing plants & animals that are facing the threat of extinction worldwide. This list revised every 2 years. So to say, one fourth of all ...

Ecological niche

Environment; Pollution

The ecological niche describes a way of living that provides a species with adequate nutrition, an optimum environment and as few enemies as possible. For instance, several different species of water ...