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  2. Fresh water - Wikipedia

    en.wikipedia.org/wiki/Fresh_water

    Fresh water is the water resource that is of the most and immediate use to humans. Water is critical to the survival of all living organisms. Many organisms can thrive on salt water, but the great majority of vascular plants and most insects, amphibians, reptiles, mammals and birds need fresh water to survive.

  3. Free water clearance - Wikipedia

    en.wikipedia.org/wiki/Free_water_clearance

    Free water clearance. In the physiology of the kidney, free water clearance ( CH2O) is the volume of blood plasma that is cleared of solute -free water per unit time. An example of its use is in the determination of an individual's state of hydration. Conceptually, free water clearance should be thought of relative to the production of ...

  4. Science fair - Wikipedia

    en.wikipedia.org/wiki/Science_fair

    Science fair. A science fair or engineering fair is an event hosted by a school that offers students the opportunity to experience the practices of science and engineering for themselves. In the United States, the Next Generation Science Standards makes experiencing the practices of science and engineering one of the three pillars of science ...

  5. Experiment - Wikipedia

    en.wikipedia.org/wiki/Experiment

    e. An experiment is a procedure carried out to support or refute a hypothesis, or determine the efficacy or likelihood of something previously untried. Experiments provide insight into cause-and-effect by demonstrating what outcome occurs when a particular factor is manipulated. Experiments vary greatly in goal and scale but always rely on ...

  6. Freshwater ecosystem - Wikipedia

    en.wikipedia.org/wiki/Freshwater_ecosystem

    Freshwater ecosystems are a subset of Earth's aquatic ecosystems. They include lakes, ponds, rivers, streams, springs, bogs, and wetlands. [ 1] They can be contrasted with marine ecosystems, which have a larger salt content. Freshwater habitats can be classified by different factors, including temperature, light penetration, nutrients, and ...

  7. Hydrobiology - Wikipedia

    en.wikipedia.org/wiki/Hydrobiology

    Hydrobiology. Hydrobiology is the science of life and life processes in water. Much of modern hydrobiology can be viewed as a sub-discipline of ecology but the sphere of hydrobiology includes taxonomy, economic and industrial biology, morphology, and physiology. The one distinguishing aspect is that all fields relate to aquatic organisms.

  8. Freshwater biology - Wikipedia

    en.wikipedia.org/wiki/Freshwater_biology

    Freshwater biology is the scientific biological study of freshwater ecosystems and is a branch of limnology. This field seeks to understand the relationships between living organisms in their physical environment. These physical environments may include rivers, lakes, streams, ponds, lakes, reservoirs, or wetlands. [ 1]

  9. Water conservation - Wikipedia

    en.wikipedia.org/wiki/Water_conservation

    It is easy to add water-efficient applications but it is the proper maintenance and inspection of it which will lead to long-term changes. A water conservation plan can be created, including adding various goals and benchmarks for both the employees and the company. [31]

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