45,598 research outputs found

    Smooth slice boundary links whose derivative links have nonvanishing Milnor invariants

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    Adolescent Exposure to Food Advertising on Television

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    Summarizes a study of the link between adolescents' exposure to television advertising for healthy and unhealthy foods and rates of obesity. Compares data by type of food product and race/ethnicity

    Associations Between Access to Food Stores and Adolescent Body Mass Index

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    Summarizes a study of the link between the availability of supermarkets and other types of food stores and adolescents' body mass index and overweight prevalence in a neighborhood. Compares associations by race/ethnicity and mother's employment status

    Human response to aircraft noise

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    The human auditory system and the perception of sound are discussed. The major concentration is on the annnoyance response and methods for relating the physical characteristics of sound to those psychosociological attributes associated with human response. Results selected from the extensive laboratory and field research conducted on human response to aircraft noise over the past several decades are presented along with discussions of the methodology commonly used in conducting that research. Finally, some of the more common criteria, regulations, and recommended practices for the control or limitation of aircraft noise are examined in light of the research findings on human response
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