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Terms for subject Environment (5949 entries)
mantenugai-kentze nutrient removal (Elimination of nutrients as, for example, from sewage in order to prevent eutrophication of water in reservoirs)
mantenugaien oreka nutrient balance (Condition in which there is equilibrium between intake and excretion of nutrients)
mapa pedologiko soil map (A two-dimensional representation that shows the areal extent or the distribution of soils in relation to other features of the land surface)
marea beltz oil spill (The accidental release of oil, or other petroleum products usually into freshwater or marine ecosystems, and usually in large quantities. It can be controlled by chemical dispersion, combustion, mechanical containment, and absorption)
marea berde green tide (A proliferation of a marine green plankton toxic and often fatal to fish, perhaps stimulated by the addition of nutrients)
marea gorri red tide (Sea water which is covered or discoloured by the sudden growth of algal bloom or by a great increase in single-celled organisms, dinoflagellates. Red tides are often fatal to many forms of marine life and, in some cases, can result in human deaths because the dinoflagellates are eaten by clams and mussels which concentrate the paralysing toxins which they produce)
marea-energia tidal power (Mechanical power, which may be converted to electrical power, generated by the rise and fall of ocean tides. The possibilities of utilizing tidal power have been studied for many generations, but the only feasible schemes devised so far are based on the use of one or more tidal basins, separated from the sea by dams (known as barrages), and of hydraulic turbines through which water passes on its way between the basins and the sea)
marea-energiako zentral tidal power station (Power station where the generation of power is provided by the ebb and flow of the tides. The principle is that water collected at high tide behind a barrage is released at low tide to turn a turbine that, in turn, drives a generator)
marea-ur tidal water (Any water whose level changes periodically due to tidal action)
marearteko zona intertidal zone (1. The area between land and sea which is regularly exposed to the air by the tidal movement of the sea. Marine organisms that inhabit the intertidal zones have to adapt to periods of exposure to air and to the waves created by wind, which makes it the most physically demanding of the marine habitats. 2. The shore zone between the highest and lowest tides)
marfil ivory (The fine-grained creamy-white dentine forming the tusks of elephants, and the teeth or tusks of certain other large animals such as the walrus; it has long been esteemed for a wide variety of ornamental articles)
margo paint (A mixture of pigment and a vehicle, such as oil or water, that together form a liquid or paste that can be applied to a surface to provide an adherent coating that imparts colour to and often protects the surface)
margo-denda paint shop (A shop where paint and related items are sold)
margo-enpresa painting business (A commercial service through which paint, a decorative or protective coating product, or similar products are applied to the interiors and exteriors of buildings and other surfaces)
margo-lantegi paint room (A portion of space within a commercial establishment that is used for applying coloring substances to certain products or materials, providing a decorative or protective coating)
marisko shellfish
marisko-haztegi shellfish farming (Raising of shellfish in inland waters, estuaries or coastal waters, for commercial purposes. All commercial shellfish beds producing bivalve molluscs must be monitored for microbial contamination. Samples of water and shellfish flesh must be tested for the presence of algal toxins. Periodic monitoring of fish and shellfish must be carried out to check for the presence of contaminants)
markatzaile marker (1. Small amount of an easily detected substance that can be used to follow and quantify the flow of materials or movement of organisms not otherwise visible or detectable by ordinary means. 2. An isotope of an element, a small amount of which may be incorporated into a sample of material in order to follow the course of that element through a chemical, biological, or physical process, and thus also follow the larger sample. The tracer may be radioactive, in which case observations are made by measuring the radioactivity)
markatzaile tracer (A minute quantity of radioactive isotope used in medicine or biology to study the chemical changes within living tissues)
markatzaile biologiko biomarker (A normal metabolite that, when present in abnormal concentrations in certain body fluids, can indicate the presence of a particular disease or toxicological condition)