Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"water color"”.
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Effects of water color on food web structure in freshwater lakes
Water color has multiple effects on freshwater lakes, changing the vertical profiles of light, temperature, and oxygen. Therefore, increased water color should reduce planktivory by visually guided fish, but invertebrate predators such as Chaoborus should become more important. Since fish prefer …
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Spectral Irradiance and Phytoplankton Community Composition In Blackwater Estuaries
<p>The underwater light field in blackwater environments is strongly influenced by colored dissolved organic matter (CDOM) which absorbs blue light and shifts the underwater light field to the red end of the electromagnetic spectrum. My dissertation research examined relationships between spectral …
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Mobile Exergaming Heuristics
… comprised of three mobile exergames: Fish Out of Water, Color Hunt and Space Rayders.
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Granular activated carbon pretreatment for the removal of trihalomethane precursors
… trihalomethane (THM) precursors from a surface water supply, the Occoquan Reservoir, in northern Virginia. The carbon contactors were operated in the upflow mode at flow rates of 2, 4, and 6 gpm which provided empty bed contact times (EBCT) of 26, 13, and 6.6 minutes, respectively. Reservoir raw …
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A comparative study of the change in diatom inferred ph of a staircase of lakes in the Algoma District, Northern Ontario /
Four staircase lakes occupying a single watershed located in the Algoma District, north of Lake Superior were chosen for this study. I examined the subfossil diatom assemblage in the top twenty centimeters of the surface sediments in each of these four lakes in an attempt to reconstruct their …
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The Religious Paintings of Emil Nolde, 1909-1912
… one rich in a variety of media--oil painting, water color, and the various graphic arts. Of the religious paintings, the first twenty five, painted between 1909 and 1912, have a special place among his works. They include some of his largest and most elaborate paintings, among them a triptych, …
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Impressions of Reality
… reflections and statements on her master's show. Watercolor and graphite (pencil) are used. (Abstract by OPUS staff)</p>