Secular trends: 10 and 20-year comparisons of sexual maturation among students. http://dx.doi.org/10.5007/1980-0037.2012v14n6p680

The objective of this study was to verify the secular trends of sexual matu­ration of students between 11 and 15 years old, during a period of 10 and 20 years.The sample was composed by 1,002 students aged between 11 and 15 years; 536 boys (12.6±1.3 years old) and 466 girls (12.5±1.2 years old) who took part in the Ilhabela Mixed-Longitudinal Pr

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Existing Accessible Modeling Tools Offer Limited Support to Evaluation of Impact Investment in Rangeland Ecosystem Services

Privately owned rangelands in the western US support many ecosystem services and are threatened by financial incentives favoring conversion to housing development and more intensive forms of agriculture.Recognizing this threat, the impact investment community has identified rangeland management as a potential investing strategy to produce financial

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Dynamics of physical fitness changes in preschool children, schoolgirls and female students of Eastern Siberia (Russia)

Purpose : the analysis of physical fitness dynamics of the preschool children, schoolgirls and female Brush Roller Drive Gear students living in the region with an intense ecological situation.Material and methods.In total were surveyed: 1580 preschool children (age 4-7 years), 3211 schoolgirls (age 7-17 years) and 5827 female students (age 17-21 y

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