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Full-Text Articles in Life Sciences

Sustainable Agriculture: Integration Of Aquaponics At Punta Leona Hotel And Club In Costa Rica, Cailin Sierra Dyer, Paris Riley Smith May 2018

Sustainable Agriculture: Integration Of Aquaponics At Punta Leona Hotel And Club In Costa Rica, Cailin Sierra Dyer, Paris Riley Smith

Senior Honors Projects, 2010-2019

Sustainable agriculture is becoming an increasingly important method of food production. As human populations continue to grow, attendant food demand has been increasingly met via agribusiness, including monoculture crop production and factory farming. As is well documented, the rise of agribusiness has led to resource degradation and declining stocks on which “sustainable agriculture” relies. This paper describes a local attempt to re-establish “sustainable agriculture” through the development of an aquaculture system that mimics a naturally occurring cycle that integrates fish and plants. The system was constructed over a three-week period in Punta Leona, Costa Rica. First, the ground was cleared …


Energy Poverty: Sos, Kaitlin Tomlinson May 2017

Energy Poverty: Sos, Kaitlin Tomlinson

Senior Honors Projects, 2010-2019

This honors thesis is a part of a larger ISAT Senior Capstone project with partner Rachel Stukenborg. The purpose of the collaborative ISAT Capstone Project was to develop a set of university-level teaching and learning resources about energy poverty that incorporate a spherical display system, Science On a Sphere (S.O.S.). Four lesson “packages” were created regarding energy poverty for the ISAT Capstone. The first three incorporate Science On a Sphere while the fourth delves into the social, political, economic and cultural dynamics of sustainable solutions, without S.O.S. images. Each lesson package includes a background analysis, a comprehensive lesson plan, supporting …


The Effect Of Physical And Demographic Factors And Training On The Time-To-Adoption Of Domestic Cats In A Local Shelter, Deborah T. Stratton May 2014

The Effect Of Physical And Demographic Factors And Training On The Time-To-Adoption Of Domestic Cats In A Local Shelter, Deborah T. Stratton

Senior Honors Projects, 2010-2019

About 7.6 million animals enter shelters each year (Pet Statistics. (n.d.)). Many factors have been examined to determine what affects adoption rates for these companion animals. A study of a kill-shelter has found that age, gender, and circumstance all influenced cat adoption rates (Lepper et. al., 2002). Training was also found to increase the adoption rates of dogs (Luescher and Medlock, 2009). Data on cat adoptions were collected from Charlottesville-Albemarle SPCA (a no-kill shelter) and were analyzed using Sigma Plot and STATA. Training cats took place at Rockingham/Harrisonburg SPCA and the data was also analyzed using Sigma Plot. Color, age, …


Lipophilic And Hydrophilic Quantitative Analysis Of Antioxidant Activity In Tomatoes And Tomato Products, Anna Tran Dinh Dec 2012

Lipophilic And Hydrophilic Quantitative Analysis Of Antioxidant Activity In Tomatoes And Tomato Products, Anna Tran Dinh

Masters Theses, 2010-2019

The amount of antioxidants present in food varies depending on environmental conditions in which produce was grown and how products were processed prior to consumption. It would, therefore, be useful to quantify antioxidant activities in these foods. This study focused on quantitative analysis of antioxidant activities in commercially produced whole tomatoes and processed tomato products. For commercially processed tomatoes, diced tomatoes had total antioxidant activities (TAA) ranging from 1.243 to 2.243 μmol TE/g fresh weight (fw), juice 1.573 to 6.86 μmol TE/g fw, paste 6.3 to 13.248 μmol TE/g fw, sauce 1.62 to 3.168 μmol TE/g fw, and soup 1.073 …