Glossary D

The Environmental Glossary. Letter D +++ Popular Articles: 'Development', 'Disease', 'Durability'

A Dead End is the end of a water main which is not connected to other parts of the distribution system.

A Deadmen is anchors Drilled or cemented into the ground to provide additional Reactive mass for DP sampling rigs.

The Deadweight Tons (DWT) are the cargo Carrying Capacity of a vessel, including Fuel oil, stores and provisions

Deutsch: Tod in der Umwelt / Español: Muerte en el medio ambiente / Português: Morte no meio ambiente / Français: Mort dans l'environnement / Italiano: Morte nell'ambiente /

"Death" in the environmental context refers to the end of life for individual organisms or the extinction of species, both of which play natural roles in ecological systems. On an individual level, the death of organisms contributes to nutrient cycling, providing resources for other living beings and influencing population dynamics and community structure. On a broader scale, species extinction can significantly impact ecosystems, reducing biodiversity, altering habitat structures, and affecting the functions and services ecosystems provide.

A Debris is any solid material exceeding a 60 mm particle size that is intended for disposal and that is a manufactured object, or plant or animal matter, or natural geologic material.

A Decant is To draw off the upper Layer of liquid after the heaviest material (a solid or another liquid) has settled.

A Decay is To rot, or waste away

Decay Products are Degraded radioactive materials, often referred to as "daughters" or "progeny"; radon Decay

A Decharacterize is Treat a Characteristic waste so that it no longer exhibits a Characteristic property. For Characteristic wastes treated in Clean Water Act and Safe Drinking water

A Dechlorination is Removal of chlorine from a substance.