Glossary H

The Environmental Glossary. Letter H +++ Popular Articles: 'Human', 'Hydrocarbon Mixture', 'Heating Penalty'

A hierarchical model is a construct in which component variables and systems of ecological entities are defined to have the smallest unit of spatial and temporal detail in the lowest

A High end: is Means a person living at the centroid (center of the population mass) of a census tract and engaging in a range of activities (indoors and outdoors) that tend to produce higher exposures and risks than is typical.

high seas are international ocean water under no single country's legal jurisdiction.

A Higher heating value is Quantity of Heat liberated by the complete Combustion of a unit volume or weight of a Fuel assuming that the produced water vapor is completely condensed and

A highly migratory fish is fish that travel over great areas.

A Histamine is a depressor amine derived from the amino Acid histidine and found in all body tissues, with the highest Concentration in the lung; a powerful stimulant of gastric secretion, a constrictor of bronchial smooth muscle, and a vasodilator that causes a fall in blood pressure.

A Histopathological Test is test that examines the structure of Cells and tissues to determine if any damage has been caused by Exposure to a contaminant

The Historical Data are data sets from previous studies, which can range from handwritten field notes to published journal articles.

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Glossary H

Hierarchical model

High end:

High seas

Higher heating value

Highly migratory fish

Histamine

Histopathological Test

Historical Data

Histosol

Hog

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