| D007700 |
Kinetics |
The rate dynamics in chemical or physical systems. |
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| D008962 |
Models, Theoretical |
Theoretical representations that simulate the behavior or activity of systems, processes, or phenomena. They include the use of mathematical equations, computers, and other electronic equipment. |
Experimental Model,Experimental Models,Mathematical Model,Model, Experimental,Models (Theoretical),Models, Experimental,Models, Theoretic,Theoretical Study,Mathematical Models,Model (Theoretical),Model, Mathematical,Model, Theoretical,Models, Mathematical,Studies, Theoretical,Study, Theoretical,Theoretical Model,Theoretical Models,Theoretical Studies |
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| D005618 |
Fresh Water |
Water containing no significant amounts of salts, such as water from RIVERS and LAKES. |
Freshwater,Fresh Waters,Freshwaters,Water, Fresh,Waters, Fresh |
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| D014780 |
Viruses |
Minute infectious agents whose genomes are composed of DNA or RNA, but not both. They are characterized by a lack of independent metabolism and the inability to replicate outside living host cells. |
Animal Viruses,Zoophaginae,Animal Virus,Virus,Virus, Animal,Viruses, Animal |
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| D014872 |
Water Movements |
The flow of water in enviromental bodies of water such as rivers, oceans, water supplies, aquariums, etc. It includes currents, tides, and waves. |
Movement, Water,Movements, Water,Water Movement |
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| D014873 |
Water Pollutants |
Substances or organisms which pollute the water or bodies of water. Use for water pollutants in general or those for which there is no specific heading. |
Water Pollutant,Pollutant, Water,Pollutants, Water |
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| D018570 |
Risk Assessment |
The qualitative or quantitative estimation of the likelihood of adverse effects that may result from exposure to specified health hazards or from the absence of beneficial influences. (Last, Dictionary of Epidemiology, 1988) |
Assessment, Risk,Benefit-Risk Assessment,Risk Analysis,Risk-Benefit Assessment,Health Risk Assessment,Risks and Benefits,Analysis, Risk,Assessment, Benefit-Risk,Assessment, Health Risk,Assessment, Risk-Benefit,Benefit Risk Assessment,Benefit-Risk Assessments,Benefits and Risks,Health Risk Assessments,Risk Analyses,Risk Assessment, Health,Risk Assessments,Risk Benefit Assessment,Risk-Benefit Assessments |
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| D019015 |
Geologic Sediments |
A mass of organic or inorganic solid fragmented material, or the solid fragment itself, that comes from the weathering of rock and is carried by, suspended in, or dropped by air, water, or ice. It refers also to a mass that is accumulated by any other natural agent and that forms in layers on the earth's surface, such as sand, gravel, silt, mud, fill, or loess. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1689) |
Marine Oil Snow,Sediments, Geologic,Sediments, Marine,Geologic Sediment,Marine Snow,Sediment, Geologic,Marine Oil Snows,Marine Sediment,Marine Sediments,Oil Snow, Marine,Sediment, Marine,Snow, Marine Oil |
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| D036262 |
Empirical Research |
The study, based on direct observation, use of statistical records, interviews, or experimental methods, of actual practices or the actual impact of practices or policies. |
Research, Empirical |
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