Determining the dissolution rates of carbonate rocks is vital to advancing our understanding cave, karst, and landscape processes. Furthermore, role important for global carbon budget climate change. A laboratory experiment was setup calculate two whole rock samples with different petrographic makeup (ooids brachiopods). The were also explored under a scanning electron microscope evaluate textu...

Despite ongoing concern about substance use during adolescence, very little is known about alcohol and drug use among teens living in affluent social settings. In this longitudinal study, cluster analysis was used to characterize patterns of substance use and change in other dimensions of psychosocial adjustment within a cohort of 292 high school students (54% girls) living in an affluent, subu...