Glossary I

The Environmental Glossary. Letter I +++ 'I-V curve', 'Inorganic', 'Impairment'
Inorganic Compounds are chemical compounds that do not contain carbon, usually associated with life processes; for example, metals are inorganic

Inorganic Contaminants are Mineral -based compounds such as metals, nitrates, and asbestos. These contaminants are naturally-occurring in some water, but can also get into water through farming, chemical manufacturing, and other human activities.

input pollution control --->Pollution prevention


insecticides are substances used to kill insects and prevent infestation.
An Insolation is the solar Energy received at a place over a given period. May be expressed as sun-hours per day, langleys per hour, watts per square meter per hour, or any number of
An Inspiratory reserve volume (IRV) is the maximal volume of air inhaled from the end-inspiratory level.
An Inspiratory vital capacity (IVC) is the maximum volume of air inhaled from the point of maximum expiration.
An Instream flow is the amount of flow required to sustain stream values, including fish, wildlife, and recreation (USDOI,

The Instrument Detection Level (IDL) is the lowest concentration of an analyte that, when directly inputted and processed on a specific piece of analytical equipment, produces a signal/response that is statistically distinct from the signal/response arising from equipment noise” alone.