Glossary U

The Environmental Glossary. Letter U +++ 'Utility-interactive', 'Udder', 'Urban Fabric Analysis'

U.S.G.S. --->U.S. Geological Survey

Deutsch: Euter / Español: Ubre / Português: Glândula mamária  / Français: Mamelle

An udder is a bag-like organ containing two or more mammary glands and teats common to quadrupeds, particularly to ruminant and/or ungulate mammals.

Deutsch: Ultraviolettstrahlung / Español: Radiación ultravioleta / Português: Radiação ultravioleta / Français: Ultraviolet / Italiano: Radiazione ultravioletta
Ultraviolet (UV) light is electromagnetic radiation with a wavelength from 400 nm to 10 nm, shorter than that of visible light but longer than X-rays.

German: Ultraviolett
Ultraviolet radiation (UV) is a portion of the electromagnetic spectrum with wavelengths shorter than visible light.

An unconfined aquifer is an Aquifer whose upper water surface (water table) is at atmospheric pressure, and thus is able to

An unimodal response is a response in which a species has a single peak abundance at an optimal value (or range) of an Environmental variable and its abundance

An Unit surcharge is a surcharge imposed for all water use above a threshold level for excess consumption established based on average Per capita or per-household consumption.

- universal transverse Mercatorprojection : An universal transverse Mercator (UTM) projection is the map projection used in many standard map series.

- Upper-bound Lifetime Cancer Risk: : An Upper-bound Lifetime Cancer Risk is a plausible upper limit to the true Probability that an individual will contract cancer over a 70 year lifetime as a result of a given hazard (such as

Deutsch: Uran / Español: Uranio / Português: Urânio / Français: Uranium / Italiano: Uranio

Uranium is a naturally occurring radioactive element with atomic number 92. It is commonly found in small amounts in the Earth's crust and plays a significant role in various environmental processes. Uranium has both natural and anthropogenic sources and can have significant environmental implications.

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