Rechercher un terme
The ability of a manager of a public water supply and sanitation service to know his technical assets (drinking water production plants, reservoirs, network systems, connections, etc), to plan the best investments, to provide the financial resources needed for the rehabilitation and replacement of structures and respond efficiently to his heritage, is at the core of the analysis of the economic sustainability of water services. Patrimonial management (property management, asset management) is a process whereby a public water utility can direct, control and optimize the supply, maintenance and decommissioning of assets related to infrastructure, including costs for specified performance during their life cycle.
Municipal public utility in charge of conveying drinking water to the consumer's tap and collecting and treating wastewater and stormwater before returning them to the natural environment. The 30,000 French public water supply and sanitation services are also in charge of the relations with the consumer: information, demand management, billing, etc. The "drinking water supply" service includes the abstraction of water from the natural environment, its potabilization and supply. The "sanitation" service includes the collection, conveyance and treatment of wastewater and the disposal or reuse of sludge…
Extraction of fresh water from a groundwater source or surface, permanently or temporarily, and conveyed to the place of use. Water abstractions include all activities related levies generated by agriculture, industry (including energy), the supply of drinking water, or other (mineral spring authorized, production artificial snow).
Young fish living on its yolk reserves or having not yet acquired its adult form.
Vertebrate animal that has the characteristic of starting its life in the water. At birth, an amphibian breathes through its gills, like a fish. As an adult he now has lungs through which he can breathe freely, but he continues to absorb most of the oxygen he needs through the skin.
Arthropods with a body made up of segments linked to each other by a joint membrane and wearing a pair of jointed appendix. They can be distinguished from other arthropods by the presence of two pairs of antennae. They live in freshwater, marine waters or in terrestrial environments. They can be mobile or fixed to a support.