Glossary W

The Environmental Glossary. Letter W +++ Popular Articles: 'Water', 'Well', 'Wildlife'

In the environmental context, the waggle dance is a fascinating behavior exhibited by honeybees that serves as a means of communication, particularly in the location of food sources. This dance is used by scout bees to inform their hive mates about the direction, distance, and quality of food sources such as nectar and pollen.

In the environment industry, waste refers to any material that is discarded or no longer needed, and that has the potential to cause negative impacts on the environment if not properly managed. Waste can come from a wide range of sources, including households, businesses, agriculture, and industrial activities.

Deutsch: Abwasser / Español: Aguas residuales / Português: Águas residuais / Français: Eaux usées / Italiano: Acque reflue /

Wastewater refers to water that has been used in various human activities and has become contaminated or polluted as a result.

A Wastewater treatment plant is a facility with an engineered system designed to remove pollutants, such as phosphorus and nitrogen, from municipal and industrial wastewater for discharge into surface waters.

Deutsch: Wasser / Español: Agua / Português: Água / Français: Eau / Italiano: Acqua

Water is a liquid at normal temperatures but exists also solid (ice), and water vapor (cloud) in the air.

A water molecule has the formula H2O which means that two hydrogen (H) atoms and one oxygen (O) are connected.

German: Wasserfilter
Water filters are the substances (such as charcoal) or fine membrane structures used to remove impurities from water.

German: Wasserqualität
Water quality is a term used to describe the chemical, physical, and biological characteristics of water, usually in respect to its suitability for a particular purpose.

Water recycling is the reuse of water for the same application for which it was originally used.

Deutsch: Grundwasserspiegel / Español: nivel freático / Português: nível freático / Français: nappe phréatique / Italiano: falda acquifera

The water table in the environmental context refers to the upper surface of the zone of saturation in the ground where the soil or rocks are permanently saturated with water. This is the boundary below which the ground is completely filled with water, and above which the ground is not saturated.

Deutsch: Wasseraufbereitung / Español: Tratamiento de agua / Português: Tratamento de água / Français: Traitement de l'eau / Italiano: Trattamento dell'acqua

Water treatment in the environmental context refers to the processes used to make water more acceptable for a specific end-use, which may be drinking, industrial water supply, irrigation, water recreation, or many other uses, including being safely returned to the environment. Water treatment aims to remove contaminants or reduce their concentration so that the water becomes fit for its desired end-use. This process is critical for ensuring access to safe drinking water, protecting public health, and preserving the natural environment by preventing pollution.

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