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Full-Text Articles in Life Sciences

Teaching Interdisciplinary Sustainability Science Teamwork Skills To Graduate Students Using In-Person And Web-Based Interactions, Jessie Knowlton, Kathleen E. Halvorsen, Robert Handler, Michael O'Rourke Dec 2014

Teaching Interdisciplinary Sustainability Science Teamwork Skills To Graduate Students Using In-Person And Web-Based Interactions, Jessie Knowlton, Kathleen E. Halvorsen, Robert Handler, Michael O'Rourke

Michigan Tech Publications

Interdisciplinary sustainability science teamwork skills are essential for addressing the world’s most pressing and complex sustainability problems, which inherently have social, natural, and engineering science dimensions. Further, because sustainability science problems exist at global scales, interdisciplinary science teams will need to consist of international members who communicate and work together effectively. Students trained in international interdisciplinary science skills will be able to hit the ground running when they obtain jobs requiring them to tackle sustainability problems. While many universities now have sustainability science programs, few offer courses that are interdisciplinary and international in scope. In the fall semester of 2013, …


Patterns Of Tree Distribution Within Small Communities Of The Sudanian Savanna-Sahel, Sarah J. Sterling, Blair D. Orr Dec 2014

Patterns Of Tree Distribution Within Small Communities Of The Sudanian Savanna-Sahel, Sarah J. Sterling, Blair D. Orr

Michigan Tech Publications

Crown diameter and tree density were measured in 52 communities in the Sudan-Sahel using satellite imagery to determine the relationships between rainfall and distance from community center to crown size diameter and tree density. As distance from the community center increased, tree density and crown diameter decreased. As rainfall increased, tree density decreased while crown diameter increased. Distance from the community center is a proxy for age since urbanization and our results indicate that older parts of communities show longer and more consistent tree management. The trends in patterns of tree distribution and size in communities are different from those …


Wood Colorization Through Pressure Treating: The Potential Of Extracted Colorants From Spalting Fungi As A Replacement For Woodworkers’ Aniline Dyes, Sara C. Robinson, Eric Hinsch, Genevieve Weber, Kristina Leipus, Daniel Cerney Jul 2014

Wood Colorization Through Pressure Treating: The Potential Of Extracted Colorants From Spalting Fungi As A Replacement For Woodworkers’ Aniline Dyes, Sara C. Robinson, Eric Hinsch, Genevieve Weber, Kristina Leipus, Daniel Cerney

Michigan Tech Publications

The extracellular colorants produced by Chlorociboria aeruginosa, Scytalidium cuboideum, and Scytalidium ganodermophthorum, three commonly utilized spalting fungi, were tested against a standard woodworker’s aniline dye to determine if the fungal colorants could be utilized in an effort to find a naturally occurring replacement for the synthetic dye. Fungal colorants were delivered in two methods within a pressure treater—the first through solubilization of extracted colorants in dichloromethane, and the second via liquid culture consisting of water, malt, and the actively growing fungus. Visual external evaluation of the wood test blocks showed complete surface coloration of all wood species with all colorants, …