Glossary A

The Environmental Glossary. Letter A +++ Popular Articles: 'Absorption', 'Abatement Debris', 'Acclimatization'

An Aquatic Life Use is a beneficial use designation in which the waterbody provides suitable habitat for survival and reproduction of desirable fish, shellfish, and other aquatic organisms.

Aquatic life zone is the marine and freshwater portions of the biosphere.

An aqueduct is a pipe, conduit, or channel designed to transport water from a remote source, usually by gravity.

An Aqueous is something made up of water.

see also:
"Aqueous" is in the

An Aqueous Solubility is the maximum Concentration of a chemical that will dissolve in pure water at a reference temperature.

An Aquifer is an underground geological formation, or group of formations, containing water. They are sources of groundwater for wells and springs.

An Aquifer Test is a test to determine hydraulic properties of an aquifer.

An Aquitard is a geological formation that may contain groundwater but is not capable of transmitting significant quantities of it under normal hydraulic gradients.

An Arable land is Land that can be cultivated to grow crops.

Deutsch: Arachniden / Español: arácnido / Português: aracnídeo / Français: arachnide / Italiano: aracnide

Arachnid refers to a class of joint-legged invertebrate animals in the subphylum Chelicerata. Arachnids include spiders, scorpions, ticks, and mites, among others. They are characterized by having eight legs and a body divided into two segments: the cephalothorax and the abdomen.